2,7-Naphthalenedisulfonic acids (and salts of)

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This compound group is defined by the SMILES string 'C1=CC(=CC2=C1C=CC(=C2)S(=O)(=O)O)S(=O)(=O)O'. For more information on SMILES, see ...

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This compound group is defined by the SMILES string 'C1=CC(=CC2=C1C=CC(=C2)S(=O)(=O)O)S(=O)(=O)O'. For more information on SMILES, see https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system.

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CASRN CHEMICAL NAME
100298-64-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 4-amino-1-naphthalenesulfonic acid, diazotized 4-nitrobenzenamine and resorcinol
10116-15-1 5-(Acetylamino)-4-hydroxy-3-((2-methoxy-5-((2-(sulphooxy)ethyl)sulphonyl)phenyl)azo)naphthalene-2,7-disulphonic acid
101200-49-1 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((2-(2-(ethenylsulfonyl)ethoxy)ethyl)amino)-1,3,5-triazin-2-yl)amino)-3-((4-(ethenylsulfonyl)phenyl)azo)-4-hydroxy-, potassium sodium salt
10130-38-8 Direct Brown 151, disodium salt
10130-48-0 C.I. Acid Violet 5, disodium salt
102082-94-0 2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[[[4-[(2,4- diaminophenyl)azo]phenyl]amino]sulfonyl]phenyl]azo ]-5-hydroxy-3-[(4-nitrophenyl)azo]-, lithium salt
102616-50-2 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-phenyl-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:?)
103580-64-9 2,7-Naphthalenedisulfonic acid, 4-amino-3-[2-[4'-[2-[2-amino-4-[(3-butoxy-2-hydroxypropyl)amino]phenyl]diazenyl]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:2)
1058-92-0 Eriochrome blue SE
106028-58-4 TETRALITHIUM 6-AMINO-4-HYDROXY-3-(7-SULFONATO-4-(4-SULFONATOPHENYLAZO)-1-NAPHTHYLAZO)NAPHTHALENE-2,7-DISULFONATE
1064-48-8 D+C Black No. 1
106740-69-6 2,7-Naphthalenedisulfonic acid, 5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:?)
1078161-11-1 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-3-(2-(2,5-disulfophenyl)diazenyl)-4-hydroxy-, lithium sodium salt (1:?:?)
1078715-99-7 2,7-Naphthalenedisulfonic acid, 5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:3), reaction products with 4-amino-5-hydroxy-2,7-naphthalenedisulfonic acid and 2-ethylbenzenamine,
1078723-13-3 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(1-sulfo-2-naphthalenyl)diazenyl)-, sodium salt (1:?)
1078724-03-4 2,7-Naphthalenedisulfonic acid, 5-((4-(cyanoamino)-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(4-methoxy-2-sulfophenyl)diazenyl)-, sodium salt (1:?)
108624-00-6 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)-2-sulfophenyl)diazenyl)-5-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, lithium sodium salt (1:?:?)
111211-40-6 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:4)
111211-41-7 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(2-sulfophenyl)diazenyl)-, potassium salt (1:4)
111211-42-8 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, potassium salt (1:4)
111363-58-7 2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-[[7-sulfo- 4-[(sulfophenyl)azo]-1-naphthalenyl]azo]-, compd. with 2,2',2''-nitrolotris[ethanol] (1:4)
112484-44-3 2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[[[4-[(2,4- diaminophenyl)azo]phenyl]amino]sulfonyl]phenyl]azo ]-5-hydroxy-3-[(4-nitrophenyl)azo]-, sodium potassium salt
113060-12-1 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-(5-sulfo-2-(tetradecyloxy)phenyl)diazenyl)-, sodium salt (1:3)
114764-54-4 2,7-Naphthalenedisulfonic acid, 5-((4-fluoro-6-(4-morpholinyl)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(1-sulfo-2-naphthalenyl)diazenyl)-, potassium sodium salt (1:?:?)
114820-71-2 2,7-Naphthalenedisulfonic acid, 4-(2-(2,4-dihydroxy-5-(2-(4-((4-nitro-2-sulfophenyl)amino)phenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-, sodium salt (1:?)
114839-95-1 2,7-Naphthalenedisulfonic acid, 4-(2-(2,4-dihydroxy(hydroxymethyl)-5-(2-(4-((4-nitro-2-sulfophenyl)amino)phenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-, sodium salt (1:?)
115099-61-1 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis[[5-[[4-chloro- 6-[(4-sulfophenyl)amino]-1,3,5-triazin-2-yl]amino ]-2-sulfophenyl]azo]-5-hydroxy-, hexasodium salt
115271-32-4 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-(2-(2-methoxy-4-nitrophenyl)diazenyl)-, sodium salt (1:?)
116889-78-2 TETRASODIUM 4-AMINO-5-HYDROXY-6-(4-(2-(2-(SULFONATOOXY)ETHYLSULFONYL)ETHYLCARBAMOYL)PHENYLAZO)-3-(4-(2-(SULFONATOOXY)ETHYLSULFONYL)PHENYLAZO)NAPHTHALENE-2,7-DISULFONATE
116897-98-4 2,7-Naphthalenedisulfonic acid, 4-amino-3-((4-((4-((4-amino-2-hydroxyphenyl)azo)benzoyl)amino)phenyl)azo)-5-hydroxy-6-(phenylazo)-
116962-64-2 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis((4-((2,4,6-trihydroxyphenyl)azo)phenyl)azo)-5-hydroxy-
116962-65-3 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis((4-((3,3',5,5'-tetrahydroxy(1,1'-biphenyl)-4-yl)azo)phenyl)azo)-5-hydroxy-
117-44-2 2,7-Naphthalenedisulfonic acid, 4-(2-(4-amino-5-methoxy-2-methylphenyl)diazenyl)-5-((phenylsulfonyl)oxy)-
117-46-4 2,7-Naphthalenedisulfonic acid, 4-(benzoylamino)-5-hydroxy-
117690-45-6 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-(2-(1-sulfo-6-((2-(sulfooxy)ethyl)sulfonyl)-2-naphthalenyl)diazenyl)-, sodium salt (1:?)
1177421-75-8 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, sodium salt (1:1), reaction products with diazotized 2-amino-5-((2-(sulfooxy)ethyl)sulfonyl)benzenesulfonic acid, diazotized 2,4-diaminobenzenesulfonic acid, 2-((3-(ethylamino)phenyl)sulfonyl)ethyl hydro
118578-11-3 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((4-chloro-6-((8-hydroxy-3,6-disulfo-7-(2-(2-sulfophenyl)diazenyl)-1-naphthalenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)methylamino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(2-sulfophenyl)diazenyl)-, po
12000-49-6 Amaranth Dye (primary CASRN is 915-67-3)
120206-84-0 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-6-(2-phenyldiazenyl)-, compd. with 3-((2-ethylhexyl)oxy)-1-propanamine (1:2)
120250-25-1 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((4-amino-6-chloro-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)diazenyl)-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:5) (primary CASRN is 68259-02-9)
12226-74-3 Anazolene sodium (primary CASRN is 3861-73-2)
12238-00-5 Reactive Red 24 (primary CASRN is 70210-20-7)
124822-85-1 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:?)
124822-86-2 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-(2-methoxy-5-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:?)
124822-87-3 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(2,5-dimethoxy-4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-5-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:?)
125830-49-1 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(2-sulfo-1-naphthalenyl)diazenyl)-, sodium salt (1:4)
128734-38-3 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis(2-(4-(2-(2,4-diaminophenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-, sulfate (1:?)
129-96-4 Sodium chromotropate
13011-56-8 2,7-Naphthalenedisulfonic acid, 4-[[4-[(4-amino-1-naphthalenyl) azo]-1-naphthalenyl]azo]-, disodium salt
130798-62-8 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-((1-oxohexadecyl)amino)-
130798-64-0 4,4'-(4,4'-Biphenyldiylbis(sulfonylamino))bis(5-hydroxy-2,7-naphthalenedisulfonic acid)
132-33-2 Thoron (reagent)
132-38-7 Neoprontosil
1324-87-4 C.I. Direct Brown 33, C.I.35520
133-60-8 2,7-Naphthalenedisulfonic acid, 6-(acetylamino)-3-[[4-(aminosulfonyl) phenyl]azo]-4-hydroxy-, disodium salt
13301-33-2 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-
13390-46-0 2,7-Naphthalenedisulfonic acid, 3-[[4-(acetylamino)phenyl]azo]-4-hydroxy-5-[(phenylsulfonyl)amino]-, disodium salt
134-34-9 4-(Acetylamino)-5-hydroxy-2,7-naphthalenedisulfonic acid
135-50-2 2,7-Naphthalenedisulfonic acid, 3-amino-, disodium salt
135-51-3 Ferricon
13588-33-5 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-(4-(((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)carbonyl)phenyl)diazenyl)-
138816-93-0 2,7-Naphthalenedisulfonic acid, 4,4'-(1,2-ethenediylbis((3-sulfo-4,1-phenylene)-2,1-diazenediyl))bis(5-hydroxy-, lithium sodium salt, compd. with 2,2'-(methylimino)bis(ethanol) (1:?:?:?)
138816-97-4 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-(2-(4-(2-(4-(2-(5-hydroxy-7-sulfo-2-naphthalenyl)diazenyl)-2-sulfophenyl)ethenyl)-3-sulfophenyl)diazenyl)-, lithium sodium salt, compd. with 2,2'-(methylimino)bis(ethanol) (1:?:?:?)
140876-12-6 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((4-chloro-6-((8-hydroxy-3,6-disulfo-7-(2-(2-sulfophenyl)diazenyl)-1-naphthalenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)methylamino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(... (primary CASRN is 118578-11
140909-58-6 2,7-Naphthalenedisulfonic acid, 4,5-bis(acetyloxy)-3-(phenylazo)-
141377-73-3 2,7-Naphthalenedisulfonic acid, 4-(2-(5-chloro-4-methyl-2-sulfophenyl)diazenyl)-3-hydroxy-, calcium strontium salt (1:?:?)
145017-98-7 C.I. Reactive Red 198
147060-71-7 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((2-(2-((2-chloroethyl)sulfonyl)ethoxy)ethyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, potassium sodium salt (1:?:?)
147060-72-8 2,7-Naphthalenedisulfonic acid, 5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, potassium sodium salt (1:?:?)
147646-62-6 4,4'-Hca-bis(napss)
148-25-4 Chromotropic acid
148-75-4 2,7-Naphthalenedisulfonic acid, 3-hydroxy-
15475-84-0 2,7-Naphthalenedisulfonic acid, 3-[(4-aminophenyl)azo]-4,5-dihydroxy-
155522-05-7 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((3-(2-(8-((4-fluoro-6-(methylphenylamino)-1,3,5-triazin-2-yl)amino)-1-hydroxy-3,6-disulfo-2-naphthalenyl)diazenyl)-4-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(1-sulfo-2-naphthalenyl)diazen
155522-06-8 2,7-Naphthalenedisulfonic acid, 5-((4-((3-amino-4-sulfophenyl)amino)-6-chloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(1-sulfo-2-naphthalenyl)diazenyl)-, sodium salt (1:?)
155522-14-8 5-((6-(ethyl(phenyl)amino)-1,3,5-triazin-2-yl)amino)-3-((E)-(5-((propanoyl)amino)- phenyl)diazenyl)-4-hydroxy polycarbocyclyl, polysulfonate, polyhalogeno, sodium salt
155522-15-9 2,7-Naphthalenedisulfonic acid, 4-substituted-6-((5-((substituted-chloroheteromonocyclyl)substituted)-2-substituted-phenyl)azo)-3-((2,5-disubstituted-phenyl)-azo)-5-hydroxy-, lithium sodium salt
157577-99-6 disodium 4-amino-3-[2-(4-{4-[2-(2,4-diaminophenyl)diazen-1-yl]benzenesulfonamido}phenyl)diazen-1-yl]-5-hydroxy-6-(2-phenyldiazen-1-yl)naphthalene-2,7-disulfonate
157707-93-2 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((4-amino-6-chloro-1,3,5-triazin-2-yl)amino)-2-sulfo-4-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:?)
157707-94-3 5-{4-[5-AMINO-2-[4-(2-SULFOXYETHYLSULFONYL)PHENYLAZO]-4-SULFO-PHENYLAMINO]-6-CHLORO-1,3,5-TRIAZIN-2-YLAMINO}-4-HYDROXY-3-(1-SULFO-NAPHTHALEN-2-YLAZO)-NAPHTHALENE-2,7-DISULFONICACID SODIUM SALT
15792-41-3 Reactone red 2B
15792-43-5 Acid Red 138
16088-85-0 Palladiazo
161935-19-9 4-[4-AMINO-5-HYDROXY-3-(4-(2-SULFOXYETHYLSULFONYL)PHENYLAZO)-2,7-DISULFONAPHT-6-YLAZO]-6-[3-(4-AMINO-5-HYDROXY-3-(4-(2-SULFOXYETHYLSULFONYL)PHENYLAZO)-2,7-DISULFONAPHT-6-YLAZO]PHENYLCARBONYLAMINO]BENZENESULFONIC ACID, SODIUM SALT
16480-43-6 Procion reactive red 4
1655-35-2 2,7-Naphthalenedisulfonic acid, sodium salt (1:2)
16574-28-0 2,7-Naphthalenedisulfonic acid, 4,5-bis(acetyloxy)-
16589-20-1 Hydrotypic Blue
1668-00-4 ARSENAZO III
16698-16-1 2,7-Naphthalenedisulfonic acid, 4-(acetylamino)-5-hydroxy-, sodium salt (1:2)
1681-60-3 2,7-Naphthalenedisulfonic acid, 3-[(4-aminophenyl)azo]-4,5-dihydroxy-, disodium salt
168113-78-8 5-[[4-CHLORO-6-[[2-[[4-FLUORO-6-[[5-HYDROXY-6-[(4-METHOXY-2-SULFOPHENYL)AZO]-7-SULFO-2-NAPHTHALENYL]AMINO]-1,3,5-TRIAZIN-2-YL]AMINO]-1-METHYLETHYL]AMINO]-1,3,5-TRIAZIN-2-YL]AMINO]-3-[[4-(ETHENYLSULFONYL)PHENYL]AZO]-4-HYDROXY-NAPHTALENE-2,7-DISULFONIC ACID
168113-88-0 2,7-Naphthalenedisulfonic acid, 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[2-(1-sulfo-2-naphthalenyl)diazenyl]-, sodium salt (1:3), reaction products with propylenediamine and 2,4,6-trichloro-5-pyrimidinecarbonitrile
16893-49-5 Cibacron Brill Red B-A
170020-61-8 FP 21399
17095-24-8 Remazol Black B
171172-56-8 TETRASODIUM 5-BENZAMIDO-3-(5-(4-FLUORO-6-(1-SULPHONATO-2-NAPHTHYLAMINO)-1,3,5-TRIAZIN-2-YLAMINO)-2-SULPHONATOPHENYLAZO)-4-HYDROXYNAPHTHALENE-2,7- DISULPHONATE
171599-85-2 N,N'-BIS{6-CHLORO-4-[6-(4-VINYLSULFONYLPHENYLAZO)-2,7-DISULFONICACID-5-HYDROXYNAPHT-4-YLAMINO]-1,3,5-TRIAZIN-2-YL}-N-(2-HYDROXYETHYL)ETHANE-1,2-DIAMINE, SODIUM SALT
17752-85-1 Procion Brilliant Red M-2BS
17791-81-0 2,7-Naphthalenedisulfonic acid, 4,4'-[1,2-ethenediylbis[( 3-sulfo-4,1-phenylene)imino[6-(4-morpholinyl)-1,3 ,5-triazine-4,2-diyl]imino]]bis[5-hydroxy-6-(phenylaz o)-, hexasodium salt
17804-49-8 C.I. Reactive Red 2
182238-09-1 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, disodium salt (1:2), coupled with diazotized 4-butylbenzenamine, diazotized 4,4'-cyclohexylidenebis[benzenamine] and m-phenylenediamine, sodium salt
185438-13-5 2,7-Naphthalenedisulfonic acid, 3,3'-(1,2-ethenediylbis((3-sulfo-4,1-phenylene)-2,1-diazenediyl))bis(5-amino-4-hydroxy-, lithium sodium salt, compd. with 2,2',2''-nitrilotris(ethanol) (1:?:?:?)
1914-99-4 Dichlorophosphonoazo III
193562-37-7 lithium sodium 4,4',4''-(nitrilotris(ethane-2,1-diylimino(6-chloro-1,3,5-triazine-4,2-diyl)imino))tris(5-hydroxy-6-(1-sulfonaphthalene-2-ylazo)-2,7-naphthalene)disulfonate
1937-34-4 2,7-Naphthalenedisulfonic acid, 4,4'-[carbonylbis[imino(5- methoxy-2-methyl-4,1-phenylene)azo]]bis[5-hydroxy -, tetrasodium salt
1937-37-7 C.I. Direct Black 38
2007-19-4 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-nitroso-
20349-39-7 2,7-Naphthalenedisulfonic acid, 4-hydroxy-, sodium salt (1:2)
205764-96-1 sodium, potassium, lithium 5-amino-3,6-bis(5-(4-chloro-6-(methyl-(2-methylaminoacetyl)amino)-1,3,5-triazin-2-ylamino)-2-sulfonatophenylazo)-4-hydroxynaphthalene-2,7-disulfonate
2103-73-3 2,7-Naphthalenedisulfonic acid, 3,6-bis[(5-chloro-2-hydroxy-3-sulfophenyl)azo]-4,5-dihydroxy-
2118-39-0 CI 27755
2150-54-1 2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethyl[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydroxy-, tetrasodium salt
2184-15-8 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-((4-((5-hydroxy-6-((4-methoxy-2-sulfophenyl)azo)-7-sulfo-2-naphthalenyl)amino)-6-(4-morpholinyl)-1,3,5-triazin-2-yl)amino)-3-((2-sulfophenyl)azo)-, pentasodium salt
23647-14-5 1,8-Dihydroxy-2-(4-sulphophenylazo) napthalene-3,6-disulphonic acid trisodium salt
23894-07-7 2,7-Naphthalenedisulfonic acid, 3,6-dihydroxy-
2407-13-8 2,7-Naphthalenedisulfonic acid, 5-(((2,3-dichloro-6-quinoxalinyl)carbonyl)amino)-4-hydroxy-3-(2-(2-sulfophenyl)diazenyl)-, sodium salt (1:3)
2429-73-4 C.I. Direct Blue 2
2429-74-5 C.I. Direct Blue 15
2429-80-3 C.I. Acid Orange 45, C.I.22195
2429-83-6 C.I. Direct Black 4
259795-03-4 (2S)-N-Benzyl-1-pyrrolo[2,3-f]quinolin-1-ylpropan-2-amine
2602-46-2 C.I. Direct Blue 6
2846-11-9 2,7-Naphthalenedisulfonic acid, 5-ethoxy-4-hydroxy-3-(2-(4-(6-methyl-2-benzothiazolyl)phenyl)diazenyl)-, sodium salt (1:2)
29120-26-1 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[(2-hydroxy-4- sulfo-1-naphthalenyl)azo]-
3121-74-2 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)-
31232-21-0 2,7-Naphthalenedisulfonic acid, 3-amino-4,5-dihydroxy-
32266-60-7 Azomethine H
32884-46-1 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[(2-hydroxy-6- sulfo-1-naphthalenyl)azo]-
3354-97-0 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[[4-[[1-hydroxy- 6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-5-methoxy -2-methylphenyl]azo]-, trisodium salt
3567-66-6 D & C Red no. 33
3626-28-6 Disodium,(6Z)-4-amino-5-oxo-3-[[4-[4-[2-(4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]phenyl]phenyl]diazenyl]-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate
3627-06-3 Afridol Blue
364041-90-7 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:?)
3701-40-4 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-[[4'-[(2-hydroxy- 1-naphthalenyl)azo]-2,2'-dimethyl[1,1'-biphenyl ]-4-yl]azo]-, disodium salt
3734-67-6 C.I. Acid Red 1
37372-50-2 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4'-[(2,4-diaminophenyl) azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo ]-5-hydroxy-6-(phenylazo)-, disodium salt (primary CASRN is 54804-85-2)
37405-95-1 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[4-[(2,4-diaminophenyl)azo]phenyl]amino]carbonyl]phenyl]azo]-5-hydroxy-6-(phenylazo)-
3743-84-8 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-(4-(methyl((2-(sulfooxy)ethyl)sulfonyl)amino)phenyl)diazenyl)-
3761-53-3 Ponceau MX
3810-39-7 Calcion
38449-92-2 EINECS 253-940-0
3861-73-2 Anazolene sodium
3888-44-6 Sodium chromotropate
3963-80-2 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, sodium salt (1:2)
41601-42-7 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4'-[(2,4-diaminophenyl) azo]-2,2'-disulfo[1,1'-biphenyl]-4-yl]azo ]-5-hydroxy-6-(phenylazo)-
4197-07-3 CHROMOTROPE 2R
4197-09-5 C.I. Acid Violet 6, disodium salt
4198-19-0 2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydroxy- , tetrasodium salt
42579-07-7 1-Amino-2-naphthol-3,6-disulfonic acid
43151-71-9 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[4-[(2-amino- 4-hydroxyphenyl)azo]phenyl]amino]carbonyl]phenyl ]azo]-5-hydroxy-6-(phenylazo)-, disodium salt
4321-69-1 C.I. Food Red 11
4335-09-5 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-[2-[4'-[2-(4-hydroxyphenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-3-[2-(4-nitrophenyl)diazenyl]-, sodium salt (1:2)
4656-30-8 2,7-Naphthalenedisulfonic acid, 4-amino-6-((4'-((7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-5-hydroxy-3-((4-nitrophenyl)azo)-, trisodium salt
4787-93-3 C.I. Acid Red 8
47897-65-4 Afridol Blue tetrasodium
5045-23-8 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[(1-sulfo-2-naphthalenyl)azo]-, trisodium salt
50880-65-4 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(4-sulfophenyl)diazenyl)-, sodium salt (1:3)
51550-25-5 Beryllon II
52204-07-6 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[4-[(2,4-diaminophenyl) azo]phenyl]sulfonyl]phenyl]azo]-5-hydroxy -6-(phenylazo)-, disodium salt
52469-75-7 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[[4-[(7-amino- 1-hydroxy-3-sulfo-2-naphthalenyl)azo]phenyl]azo ]phenyl]azo]-4-hydroxy-, trisodium salt
52469-76-8 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[[4-[(6-amino- 1-hydroxy-3-sulfo-2-naphthalenyl)azo]phenyl]azo ]phenyl]azo]-4-hydroxy-, trisodium salt
525-05-3 1-Nitroso-3,6-disulfonate
53891-22-8 3-amino-5-hydroxynaphthalene-2,7-disulphonic acid, sodium salt
5423-07-4 2,7-Naphthalenedisulfonic acid, 3-[(2,4-dinitrophenyl)azo]-4-hydroxy-, disodium salt
54274-15-6 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-(((4-(2-(8-amino-1-hydroxy-5-sulfo-2-naphthalenyl)diazenyl)phenyl)amino)carbonyl)phenyl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-
54291-12-2 2,7-Naphthalenedisulfonic acid, 4-amino-3-[(4-aminophenyl)azo]-5-hydroxy-6-(phenylazo)-
5442-09-1 C.I. Direct Blue 31, trisodium salt (8CI)
5460-09-3 2,7-NAPHTHALENEDISULFONIC ACID, 4-AMINO-5-HYDROXY-, MONOSODIUM SALT (8CI)(9CI)
548-80-1 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-nitrophenyl)azo]-, disodium salt
54804-85-2 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4'-(2-(2,4-diaminophenyl)diazenyl)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:2)
55372-76-4 2,7-Naphthalenedisulfonic acid, 4,4'-((2,2'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(2,1-diazenediyl))bis(3-hydroxy-
56317-51-2 2,7-Naphthalenedisulfonic acid, 3-amino-4-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-
56405-32-4 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis[(4-aminophenyl)azo]-5-hydroxy-
56431-61-9 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-, disodium salt
57131-19-8 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-(((4-(2-(2,4-diaminophenyl)diazenyl)phenyl)amino)carbonyl)phenyl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:2)
57167-02-9 EINECS 260-603-1
57322-42-6 2,7-Naphthalenedisulfonic acid, 3-(2-(4-(phenylamino)-1-naphthalenyl)diazenyl)-
574-65-2 Vital new red
57583-69-4 2,7-Naphthalenedisulfonic acid, 5-[(4,6-dichloro-1,3,5-triazin- 2-yl)amino]-4-hydroxy-3-[(1-sulfo-2-naphthalenyl )azo]-, trisodium salt
578-85-8 2,7-Naphthalenedisulfonic acid, 4-hydroxy-
5808-22-0 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-, sodium salt, hydrate (1:2:2)
58370-70-0 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-(6-(2-(2,4-diaminophenyl)diazenyl)-1H-benzimidazol-2-yl)phenyl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-
5850-33-9 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-chloro-2-phenoxyphenyl)diazenyl)-3-(2-(2,5-dichlorophenyl)diazenyl)-5-hydroxy-, sodium salt (1:2)
5850-34-0 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(2,5-dichlorophenyl)diazenyl)-5-hydroxy-6-(2-(1-naphthalenyl)diazenyl)-, sodium salt (1:2)
5850-35-1 C.I. 20460
5850-37-3 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-6-(2-(4-sulfophenyl)diazenyl)-, sodium salt (1:3)
5850-38-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-6-(2-(2-phenoxyphenyl)diazenyl)-, sodium salt (1:2)
5850-39-5 C.I. 20495
5850-41-9 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-(2-(2-methyl-5-nitrophenyl)diazenyl)-6-(2-phenyldiazenyl)-, sodium salt (1:2)
5858-33-3 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(1-naphthalenylazo)-, disodium salt
5859-00-7 C.I. 16100
59262-64-5 2,7-Naphthalenedisulfonic acid, 3,3'-(carbonylbis(imino-4,1-phenylene-2,1-diazenediyl))bis(4-amino-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:4)
6058-62-4 EINECS 227-986-7
61931-49-5 C.I. 205075 (primary CASRN is 68110-31-6)
61931-87-1 2,7-Naphthalenedisulfonic acid, 4-hydroxy-, monosodium salt
61951-76-6 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)diazenyl)-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:5) (primary CASRN is 70865-31-5)
61969-26-4 Lanasol Red G (primary CASRN is 70210-00-3)
62106-17-6 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-(2-(1-naphthalenyl)diazenyl)-
6222-44-2 2,7-Naphthalenedisulfonic acid, 5-amino-3-(2-(5-chloro-2-hydroxyphenyl)diazenyl)-4-hydroxy-, sodium salt (1:2)
6226-78-4 C.I. 27190
6226-79-5 C.I. Acid red 112
6226-80-8 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(2-methyl-4-(2-(2-methylphenyl)diazenyl)phenyl)diazenyl)-, sodium salt (1:2)
6251-07-6 2,7-Naphthalenedisulfonic acid, 4-amino-
62570-24-5 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-(2-(4-((4-(2-(4-hydroxyphenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-6-(2-phenyldiazenyl)-
63059-47-2 2,7-Naphtalenedisulfonic acid, 5-(acetylamino)-3-[[4-[[3-[[[4-[2,4-bis(1,1-dimethylpropyl)phenoxy]butyl]amino]carbonyl]-4-hydroxy-1-naphthalenyl]oxy]phenyl]azo]-4-hydroxy-, disodium salt
63216-84-2 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(4'-(2-(1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl)diazenyl)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)diazenyl)-
63216-97-7 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-(2-(4'-(2-(8-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)diazenyl)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)diazenyl)-4-hydroxy-
63217-29-8 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-[[4-[[3- [[[4-[2,4-bis(1,1-dimethylpropyl)phenoxy]butyl]amino ]carbonyl]-4-hydroxy-1-naphthalenyl]oxy]pheny l]azo]-4-hydroxy-, compd. with pyridine (1:2)
63451-35-4 HYDROXY NAPHTHOL BLUE
6358-33-4 2,7-Naphthalenedisulfonic acid, 5-amino-3-((4'-((2,4-diaminophenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, disodium salt
6358-34-5 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-((4'-((4-(((4-methylphenyl)sulfonyl)oxy)phenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, disodium salt
6358-57-2 C.I. Acid Red 111
6358-73-2 2,7-Naphthalenedisulfonic acid, 3,3'-((1,1'-biphenyl)-4,4'-diylbis(azo))bis(4-hydroxy-5-((2-hydroxy-1-naphthalenyl)azo)-, tetrasodium salt
6358-80-1 Trisodium,(6Z)-4-amino-3-[[4-[4-[(2E)-2-[2-(2-methylanilino)-4-oxocyclohexa-2,5-dien-1-ylidene]hydrazinyl]phenyl]phenyl]diazenyl]-5-oxo-6-[(4-sulfonatophenyl)hydrazinylidene]naphthalene-2,7-disulfonate
63589-11-7 2,7-Naphthalenedisulfonic acid, 5-(2-(2,4-dihydroxy-5-(2-(2-hydroxy-4,6-dinitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-, sodium salt (1:2)
63589-12-8 2,7-Naphthalenedisulfonic acid, 4-(2-(2,4-dihydroxy-5-(2-(2-hydroxy-4,6-dinitrophenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-, sodium salt (1:2)
63589-22-0 2,7-Naphthalenedisulfonic acid, 4-(2-(2,4-dihydroxyphenyl)diazenyl)-5-hydroxy-, sodium salt (1:2)
6360-59-4 2,7-Naphthalenedisulfonic acid, 4-amino-3-((4'-((2,7-diamino-1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-5-hydroxy-6-((4-nitro-2-sulfophenyl)azo)-, trisodium salt
6360-61-8 Direct Green 10
6360-64-1 2,7-Naphthalenedisulfonic acid, 4-amino-3-((2,5-dichlorophenyl)azo)-5-hydroxy-6-((4'-((4-hydroxy-3-methylphenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, disodium salt
6360-65-2 2,7-Naphthalenedisulfonic acid, 4-amino-6-((4'-((7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-3-((2,5-dichlorophenyl)azo)-5-hydroxy-, trisodium salt
63870-51-9 2,7-Naphthalenedisulfonic acid, 4-(acetylamino)-5-(acetyloxy)-, sodium salt (1:2)
6416-66-6 2,7-Naphthalenedisulfonic acid, 3-(2-(5-chloro-2-phenoxyphenyl)diazenyl)-4-hydroxy-5-(((4-methylphenyl)sulfonyl)amino)-, sodium salt (1:2)
6420-22-0 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4'-[(6-amino- 1-hydroxy-3-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl [1,1'-biphenyl]-4-yl]azo]-4-hydroxy-, trisodium salt
6426-64-8 2,7-Naphthalenedisulfonic acid, 3-((4'-((6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, trisodium salt
6426-65-9 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-((4'-((1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt
6426-68-2 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-((4'-((2-hydroxy-1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, disodium salt
6426-69-3 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-((4'-((2-hydroxy-6-sulfo-1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt
6426-73-9 Direct Blue 49
6426-74-0 Direct Blue 64
6426-75-1 Direct Black 15
6428-18-8 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-(2-(4-(2-(3,5-dimethyl-4-(2-(8-sulfo-2-naphthalenyl)diazenyl)phenyl)diazenyl)-2-ethoxy-6-sulfo-1-naphthalenyl)diazenyl)-4-hydroxy-, sodium salt (1:4)
6428-31-5 C.I. Direct Black 19
6441-93-6 5-(Acetylamino)-4-hydroxy-3-((2-methylphenyl)azo)-2,7-naphthalene- disulfonic acid, disodium salt
6441-94-7 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-(((4-methylphenyl)sulfonyl)amino)-3-(2-(4-nitrophenyl)diazenyl)-, sodium salt (1:2)
6451-04-3 2,7-Naphthalenedisulfonic acid, 4-amino-6-((4'-((8-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-3-((2,5-dichlorophenyl)azo)-5-hydroxy-, tetrasodium salt
6459-89-8 2,7-Naphthalenedisulfonic acid, 5-amino-3-((4'-((6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, trisodium salt
64640-25-1 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-phenyl-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-phenyldiazenyl)-
6471-44-9 2,7-Naphthalenedisulfonic acid, 5-((2,4-diamino-5-((8-hydroxy-6-sulfo-2-naphthalenyl)azo)phenyl)azo)-4-hydroxy-3-((4'-((4-hydroxyphenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt
6473-02-5 EINECS 229-324-2
6473-08-1 Direct Black 34
6483-65-4 2,7-Naphthalenedisulfonic acid, 4-(2-(4-(2-(3,6-disulfo-1-naphthalenyl)diazenyl)-1-naphthalenyl)diazenyl)-3-hydroxy-, sodium salt (1:4)
6486-32-4 2,7-Naphthalenedisulfonic acid, 4-amino-3-((4'-((2,4-diaminophenyl)azo)(1,1'-biphenyl)-4-yl)azo)-5-hydroxy-, disodium salt
6486-49-3 2,7-Naphthalenedisulfonic acid, 3-amino-4-((4'-((6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt
6486-50-6 Direct Red 43
6486-52-8 2,7-Naphthalenedisulfonic acid, 4-amino-3-((4'-((2,4-diamino-5-chlorophenyl)azo)(1,1'-biphenyl)-4-yl)azo)-5-hydroxy-6-(phenylazo)-, disodium salt
6486-53-9 2,7-Naphthalenedisulfonic acid, 3-((4'-((2-(acetylamino)-4-(diethylamino)phenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-amino-5-hydroxy-6-((4-sulfophenyl)azo)-, trisodium salt
6486-54-0 2,7-Naphthalenedisulfonic acid, 4-amino-3-((4'-((1-amino-5-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-5-hydroxy-6-(phenylazo)-, trisodium salt
6486-55-1 2,7-Naphthalenedisulfonic acid, 4-amino-3-((2,5-dichlorophenyl)azo)-5-hydroxy-6-((4'-((4-hydroxyphenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, disodium salt
6486-58-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-((4'-((4-hydroxyphenyl)azo)(1,1'-biphenyl)-4-yl)azo)-6-(1-naphthalenylazo)-, disodium salt
6505-96-0 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-[(2-methoxyphenyl) azo]-5-[[(4-methylphenyl)sulfonyl]amino]-, disodium salt
6507-83-1 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-((4'-((1-hydroxy-4-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt
65104-48-5 2,7-Naphthalenedisulfonic acid, 5-amino-3-(2-(4-(2-(4-(2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)-2-sulfophenyl)ethenyl)-3-sulfophenyl)diazenyl)-4-hydroxy-, sodium salt (1:1)
65151-33-9 2,7-Naphthalenedisulfonic acid, 4,4'-((3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(2,1-diazenediyl))bis(3-hydroxy-, sodium salt (1:4)
65180-72-5 2,7-Naphthalenedisulfonic acid, 5-((4-(bis(2-((2-chloroethyl)sulfonyl)ethyl)amino)-6-chloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(2-sulfophenyl)diazenyl)-
6522-86-7 2,7-Naphthalenedisulfonic acid, 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-(phenylazo)-
65237-05-0 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[(1-sulfo-2-naphthalenyl)azo]-
6527-65-7 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-((4'-((1-hydroxy-4-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt
65277-38-5 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-(methylphenylamino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(4-methoxy-2-sulfophenyl)diazenyl)-
6528-39-8 2,7-Naphthalenedisulfonic acid, 3-amino-4-((4'-((4-ethoxyphenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, disodium salt
6548-29-4 2,7-Naphthalenedisulfonic acid, 4,4'-[(3,3'-dichloro[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[3-amino-, tetrasodium salt
66214-47-9 EINECS 266-246-8
66214-51-5 2,7-Naphthalenedisulfonic acid, 5-amino-3-(2-(4'-(2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)diazenyl)-4-hydroxy-, sodium salt (1:3)
6625-46-3 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy- 3-[(2-methoxyphenyl)azo]-, disodium salt
6637-87-2 2,7-Naphthalenedisulfonic acid, 4-[[2,4-dihydroxy-5-[(2-hydroxy- 3,5-dinitrophenyl)azo]-3-[(4-nitrophenyl)azo ]phenyl]azo]-5-hydroxy-, disodium salt
66620-37-9 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis[(4-amino-2-sulfophenyl)azo]-5-hydroxy-
67786-07-6 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-[(3-sulfophenyl)azo]-, trisodium salt
67786-16-7 2,7-Naphthalenedisulfonic acid, 4-(2-(2,4-dihydroxy-5-(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-
67786-23-6 2,7-Naphthalenedisulfonic acid, 5-(2-(2,4-dihydroxy-3-(2-(2-hydroxy-5-nitrophenyl)diazenyl)-5-(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-, sodium salt (1:2)
67827-65-0 EINECS 267-229-8
67828-31-3 2,7-Naphthalenedisulfonic acid, compd. with 4-(diethylamino)-alpha-[4-(diethylamino)phenyl]benzenemethanol (1:1)
67828-32-4 2,7-Naphthalenedisulfonic acid, 4-(bis(4-(diethylamino)phenyl)methyl)-
67846-55-3 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[[4-[5-[(4-hydroxyphenyl)azo]-1H-benzimidazol-2-yl]phenyl]azo]-6-(phenylazo)-
67905-53-7 2,7-Naphthalenedisulfonic acid, 4-[[(2,3-dichloro-6-quinoxalinyl)carbonyl]amino]-5-hydroxy-, disodium salt
67906-44-9 2,7-Naphthalenedisulfonic acid, 3,3'-((3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(2,1-diazenediyl))bis(5-(acetylamino)-4-hydroxy-, sodium salt (1:4)
67923-89-1 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'- [(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-3,3'-dimethoxy [1,1'-biphenyl]-4-yl]azo]-, trilithium salt
67939-43-9 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-(2-(2-methoxy-5-methyl-4-(2-(8-((phenylsulfonyl)oxy)-3,6-disulfo-1-naphthalenyl)diazenyl)phenyl)diazenyl)-, sodium salt (1:4)
67969-79-3 2,7-Naphthalenedisulfonic acid, 3-[(2,4-diaminophenyl)azo]-5-hydroxy-, disodium salt
68015-59-8 2,7-Naphthalenedisulfonic acid, 5-(2-(4-((((5-hydroxy-7-sulfo-2-naphthalenyl)amino)carbonyl)amino)-5-methoxy-2-methylphenyl)diazenyl)-3-((phenylsulfonyl)oxy)-
68084-09-3 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-(2-(4'-(2-(2-hydroxy-3,6-disulfo-1-naphthalenyl)diazenyl)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)diazenyl)-, sodium salt (1:4)
68084-16-2 2,7-Naphthalenedisulfonic acid, 4-[(4-amino-5-methoxy-2-methylphenyl)azo]-5-hydroxy-
68084-22-0 2,7-Naphthalenedisulfonic acid, 4-(2-(4'-(2-(6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)diazenyl)-3-hydroxy-, sodium salt (1:3)
68084-24-2 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3,6-bis(2-(4-nitrophenyl)diazenyl)-, sodium salt (1:2)
68084-25-3 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(4'-(2-(1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl)diazenyl)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)diazenyl)-, sodium salt (1:3)
68109-58-0 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-(2-(4'-(2-(4-hydroxyphenyl)diazenyl)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)diazenyl)-, sodium salt (1:2)
68110-24-7 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-(3-phosphonophenyl)diazenyl)-, sodium salt (1:2)
68110-25-8 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-6-(2-(3-phosphonophenyl)diazenyl)-, sodium salt (1:4)
68110-31-6 C.I. 205075
68133-24-4 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis[[5-[[4-chloro- 6-[(3-sulfophenyl)amino]-1,3,5-triazin-2-yl]amino ]-2-sulfophenyl]azo]-5-hydroxy-, hexasodium salt
68134-16-7 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-
68134-18-9 2,7-Naphthalenedisulfonic acid, 5-(2-(3-(2-(3-(4,5-dihydro-3-methyl-5-oxo-4-(2-(4-sulfophenyl)diazenyl)-1H-pyrazol-1-yl)phenyl)diazenyl)-2,4-dihydroxyphenyl)diazenyl)-4-hydroxy-3-(2-phenyldiazenyl)-
68134-20-3 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(2-chloro-4-nitrophenyl)diazenyl)-5-hydroxy-3-(2-(2-hydroxy-4-((3-hydroxy-4-(2-(4-((4-nitro-2-sulfophenyl)amino)phenyl)diazenyl)phenyl)amino)phenyl)diazenyl)-
68134-21-4 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-(2-(2-hydroxy-4-((3-hydroxy-4-(2-(4-((4-nitro-2-sulfophenyl)amino)phenyl)diazenyl)phenyl)amino)phenyl)diazenyl)-3-(2-(4-methoxyphenyl)diazenyl)-
68155-61-3 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[[4-[[4-(phenylamino)-5-sulfo-1-naphthalenyl]azo]phenyl]azo]-6-(phenylazo)-, trisodium salt
68155-63-5 2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-5-[(4-nitrophenyl) azo]phenyl]azo]-4-hydroxy-3-[(2-hydroxy -3,5-dinitrophenyl)azo]-, disodium salt
68156-18-3 2,7-Naphthalenedisulfonic acid, 5-(((5(or 6)-((2-chloroethyl)sulfonyl)bicyclo(2.2.1)hept-2-en-2-yl)carbonyl)amino)-4-hydroxy-3-(2-(1-sulfo-2-naphthalenyl)diazenyl)-
68189-31-1 2,7-Naphthalenedisulfonic acid, 4-[(3-aminobenzoyl)amino]-5-hydroxy-
68214-04-0 Procion red HE-3B
68214-82-4 2,7-Naphthalenedisulfonic acid, 5-amino-3- [2-[4'-[2-(7-amino-1-hydroxy-3-sulfo-2- naphthalenyl)diazenyl][1,1'-biphenyl]-4- yl]diazenyl]-4-hydroxy-, sodium salt (1:2)
68259-02-9 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((4-amino-6-chloro-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)diazenyl)-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:5)
68318-35-4 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4'-[(2,4-dihydroxyphenyl) azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl ]azo]-5-hydroxy-6-[(4-sulfophenyl)azo]-, trisodium salt
68345-20-0 2,7-Naphthalenedisulfonic acid, 1-[bis[4-(diethylamino)phenyl]methyl]-
68345-21-1 EINECS 269-849-4
6837-80-5 Direct Black 83
6837-93-0 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, p-toluenesulfonate (ester)
68391-38-8 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis(2-(4-aminophenyl)diazenyl)-5-hydroxy-, sodium salt (1:?)
68399-74-6 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(1-naphthalenyl)diazenyl)-, barium salt (1:1)
68400-00-0 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy-3-[[1-sulfo-6-[[2-(sulfooxy)ethyl]sulfonyl]-2-naphthalenyl]azo]-
68400-36-2 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-[[4'- [(4-hydroxyphenyl)azo]-3,3'-dimethyl[1,1'-biphenyl ]-4-yl]azo]-3-[(4-nitrophenyl)azo]-, disodium salt
68413-52-5 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-(2-(5-(((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)methyl)-1-sulfo-2-naphthalenyl)diazenyl)-4-hydroxy-
6844-74-2 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-3-(phenylazo)-, disodium salt
68460-07-1 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[(2-amino-4- hydroxyphenyl)azo]phenyl]azo]-5-hydroxy-6-(phenylazo )-, disodium salt
68584-95-2 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(4-sulfo-1-naphthalenyl)diazenyl)-, sodium salt (1:3), complex with poly(vinylpyrrolidone)
6860-97-5 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-
68833-98-7 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-(8-((2-(sulfooxy)ethyl)sulfonyl)-2-naphthalenyl)diazenyl)-
68877-33-8 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[(2,4-diaminophenyl) azo]phenyl]azo]-5-hydroxy-6-(phenylazo)- , disodium salt
68928-54-1 2,7-Naphthalenedisulfonic acid, 4-(2-(2,4-dimethylphenyl)diazenyl)-3-hydroxy-, barium salt (1:1)
68957-65-3 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-(6-(2-(2,4-diamino-5-methylphenyl)diazenyl)-1H-benzimidazol-2-yl)phenyl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-
68959-10-4 2,7-Naphthalenedisulfonic acid, 4-[(5-chloro-4-methyl-2-sulfophenyl)azo]-3-hydroxy-, barium salt (2:3)
68966-43-8 2,7-Naphthalenedisulfonic acid, 3,3'-((3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(2,1-diazenediyl))bis(5-amino-4-hydroxy-, sodium salt, compd. with 2,2'-iminobis(ethanol) (1:?:?)
68966-50-7 2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy-, sodium salt
68991-99-1 EINECS 273-663-9
69013-32-7 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-(6-methyl-2-benzothiazolyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-((4-methylphenyl)azo)-, monosulfo deriv.
69140-63-2 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(5-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)-2-sulfophenyl)diazenyl)-6-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:5)
69178-38-7 2,7-Naphthalenedisulfonic acid, 6-[(2,4-diaminophenyl)azo]-4-hydroxy-3-[(4-sulfo-1-naphthalenyl)azo]-, trisodium salt
6949-17-3 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy-1-((4-(((4-((4-sulfophenyl)azo)phenyl)amino)carbonyl)phenyl)azo)-, trisodium salt
69571-19-3 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-(methylphenylamino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(2-sulfophenyl)diazenyl)-
69929-14-2 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-(2-(4-((4-(2-(2-hydroxy-4-(phenylamino)phenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-
70210-00-3 Lanasol Red G
70210-01-4 2,7-Naphthalenedisulfonic acid, 5-[[3-[(2-bromo-1-oxo-2-propenyl) amino]benzoyl]amino]-3-[[5-[(2-bromo-1-oxo -2-propenyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, trisodium salt
70210-05-8 2,7-Naphthalenedisulfonic acid, 3-[[2,4-bis(2-methylphenoxy) phenyl]azo]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl ]amino]-, disodium salt
70210-20-7 Reactive Red 24
70210-23-0 2,7-Naphthalenedisulfonic acid, 4-[[2,4-dihydroxy-3-[(4-methoxyphenyl) azo]-5-[[4-[(4-nitro-2-sulfophenyl)amino ]phenyl]azo]phenyl]azo]-5-hydroxy-, trisodium salt
70210-24-1 2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-5-[(4-nitrophenyl) azo]phenyl]azo]-4-hydroxy-3-[(4-nitrophenyl )azo]-, disodium salt
70210-25-2 2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-5-[(2-hydroxy- 3,5-dinitrophenyl)azo]phenyl]azo]-4-hydroxy -3-[(4-nitrophenyl)azo]-, disodium salt
70210-34-3 2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-5-[[4-[ (4-nitro-2-sulfophenyl)amino]phenyl]azo]phenyl]azo ]-4-hydroxy-3-[[4-[(4-nitro-2-sulfophenyl)amino]pheny l]azo]-, tetrasodium salt
70210-37-6 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy- 3-[[2-(2-methylphenoxy)phenyl]azo]-, disodium salt
70210-46-7 Reactive Red 45
70236-51-0 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[[4-[[4-[[5-hydroxy- 6-[(2-methoxy-5-sulfophenyl)azo]-7-sulfo-2 -naphthalenyl]amino]-6-(phenylamino)-1,3,5-triazi n-2-yl]amino]-5-methoxy-2-methylphenyl]azo]-, tetrasodium salt
70476-18-5 3-Azido-2,7-naphthalene disulfonate
70528-89-1 2,7-Naphthalenedisulfonic acid, 4-amino-6-[[5-[[4-[(3-chlorophenyl) amino]-6-fluoro-1,3,5-triazin-2-yl]amino ]-2-sulfophenyl]azo]-5-hydroxy-3-[(4-sulfophenyl)az o]-, tetrasodium salt
70632-07-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-(2-(4'-(2-(4-hydroxyphenyl)diazenyl)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)diazenyl)-6-(2-(4-sulfophenyl)diazenyl)-, sodium salt (1:3)
70632-08-5 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4'-(2-(2-amino-4-hydroxyphenyl)diazenyl)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)diazenyl)-5-hydroxy-6-(2-(4-sulfophenyl)diazenyl)-, sodium salt (1:3)
70660-46-7 2,7-Naphthalenedisulfonic acid, 4-(2-(2-amino-4-hydroxy-5-(2-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-3-(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-
70693-54-8 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(4-(2-phenyldiazenyl)phenyl)diazenyl)-, compd. with N-octyl-1-octanamine (1:2)
70729-66-7 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(1-sulfo-2-naphthalenyl)diazenyl)-, barium salt (2:3)
70815-21-3 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-6-(2-(3-phosphonophenyl)diazenyl)-, ammonium sodium salt (1:4:1)
70815-24-6 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-(3-phosphonophenyl)diazenyl)-, ammonium sodium salt (1:2:1)
70833-46-4 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis(2-(4-(2-(4-(diethylamino)-2-hydroxyphenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-
70833-48-6 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis(2-(4-(2-(4-aminophenyl)diazenyl)-2-methoxy-5-methylphenyl)diazenyl)-5-hydroxy-
70865-31-5 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)diazenyl)-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:5)
70892-60-3 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with C.I. Natural Yellow 11, and diazotized aniline
70892-61-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with C.I. Natural Yellow 11, diazotized 4-aminobenzenesulfonic acid and diazotized aniline
70900-28-6 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[4-[(4-amino- 2-hydroxyphenyl)azo]phenyl]amino]carbonyl]phenyl ]azo]-5-hydroxy-6-[(4-sulfophenyl)azo]-, trisodium salt
71010-82-7 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-amino-4,6-dinitrophenol, diazotized 4-nitrobenzenamine and resorcinol
71033-05-1 EINECS 275-142-1
71173-69-8 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-6-(2-(3-sulfophenyl)diazenyl)-, compd. with N-octyl-1-octanamine (1:3)
71342-90-0 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-((4-aminophenyl)amino)-5-nitrobenzenesulfonic acid and resorcinol
71486-83-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-amino-4,6-dinitrophenol monosodium salt, diazotized 4-amino-3-methylbenzenesulfonic acid, diazotized 4-nitrobenzenamine and resorcinol
7153-21-1 2,7-Naphthalenedisulfonic acid, 3,6-dihydroxy-, sodium salt (1:2)
71550-22-6 2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy -, tetralithium salt
71701-30-9 2,7-Naphthalenedisulfonic acid, 3-(2-(3,3'-dimethyl-4'-(2-(4-((phenylsulfonyl)oxy)phenyl)diazenyl)(1,1'-biphenyl)-4-yl)diazenyl)-4-hydroxy-, sodium salt (1:2)
71799-74-1 2,7-Naphthalenedisulfonic acid, 4-(2-(2,4-dihydroxy-5-(2-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-3-(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-
71832-72-9 2,7-Naphthalenedisulfonic acid, 3,3'-(1,2-ethenediylbis((3-sulfo-4,1-phenylene)-2,1-diazenediyl))bis(5-(ethylamino)-4-hydroxy-, compd.with 2,2',2''-nitrilotris(ethanol) (1:6)
71888-82-9 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-(2-(4-(phenylamino)-5-sulfo-1-naphthalenyl)diazenyl)-, compds. with N,N'-di(phenyl, tolyl and xylyl)guanidine (1:3)
71889-13-9 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-(2-(3-nitrophenyl)diazenyl)-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:3)
72-57-1 Trypan Blue
72017-89-1 2,7-Naphthalenedisulfonic acid, 3,3'-[azobis(4,1-phenyleneazo) ]bis[5-amino-4-hydroxy-, tetrasodium salt
72017-91-5 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[[4-[(8-amino- 1-hydroxy-3,6-disulfo-2-naphthalenyl)azo]-3-methoxyphenyl ]azo]phenyl]azo]-4-hydroxy-, tetrasodium salt
72066-88-7 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-((4-(2-(2-amino-4-hydroxyphenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-
72089-20-4 2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[[[4-[(2,4- diaminophenyl)azo]phenyl]amino]sulfonyl]phenyl]azo ]-5-hydroxy-3-[(4-nitrophenyl)azo]-
72138-99-9 2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-5-[[4-( phenylamino)-3-sulfophenyl]azo]phenyl]azo]-4-hydroxy -3-[(4-nitrophenyl)azo]-
72139-01-6 2,7-Naphthalenedisulfonic acid, 3-(2-(2-chloro-4-nitrophenyl)diazenyl)-5-(2-(2,4-dihydroxy-5-(2-(4-((4-nitro-2-sulfophenyl)amino)phenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-
72139-13-0 2,7-Naphthalenedisulfonic acid, 5-((3-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)benzoyl)amino)-3-(2-(2,5-disulfophenyl)diazenyl)-4-hydroxy-, sodium salt (1:4)
72139-15-2 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[[4-(methylamino) -6-[[3-[(2,5,6-trichloro-4-pyrimidinyl)amino]phenyl ]amino]-1,3,5-triazin-2-yl]amino]-3-[(2-sulfopheny l)azo]-, trisodium salt
72152-49-9 2,7-Naphthalenedisulfonic acid, 5-[[4-[(5-chloro-2,6-difluoro- 4-pyrimidinyl)amino]benzoyl]amino]-4-hydroxy -3-[(2-sulfophenyl)azo]-, trisodium salt
72152-58-0 EINECS 276-411-6
72152-65-9 2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-5-[[4-( 6-methyl-2-benzothiazolyl)-3-sulfophenyl]azo]phenyl ]azo]-4-hydroxy-3-[[3-sulfo-4-[(4-sulfophenyl)az o]phenyl]azo]-, pentasodium salt
72152-66-0 2,7-Naphthalenedisulfonic acid, 5-(2-(2,4-dihydroxy-5-(2-(4-(6-methyl-4-sulfo-2-benzothiazolyl)phenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-
72175-19-0 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-(2-(2-(4-(1,1-dimethylpropyl)phenoxy)phenyl)diazenyl)-4-hydroxy-, sodium salt (1:2)
72187-37-2 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, potassium salt (1:3)
72245-55-7 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[4-[(7-amino- 1-hydroxy-3-sulfo-2-naphthalenyl)azo]phenyl]amino ]carbonyl]phenyl]azo]-5-hydroxy-6-(phenylazo) -, sodium salt
72245-56-8 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[4-[(2,4- diaminophenyl)azo]phenyl]amino]carbonyl]phenyl]azo ]-5-hydroxy-6-(phenylazo)-, sodium salt
72245-57-9 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-(((4-(2-(2-amino-4-hydroxyphenyl)diazenyl)phenyl)amino)carbonyl)phenyl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:?)
72245-59-1 2,7-Naphthalenedisulfonic acid, 5-amino-3-(2-(4-(2-(4-(2-(8-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)diazenyl)-5-methoxy-2-methylphenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-, sodium salt (1:4)
72251-76-4 2,7-Naphthalenedisulfonic acid, 4-((2,4-dihydroxy(hydroxymethyl)phenyl)azo)-5-hydroxy-, coupled with diazotized 2-((4-aminophenyl)amino)-5-nitrobenzenesulfonic acid monosodium salt
72269-50-2 2,7-Naphthalenedisulfonic acid, 6-(benzoylamino)-1-hydroxy-
72319-19-8 2,7-naphthalenedisulfonic acid, nickel(II) salt
72379-45-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[2-[4'-[2-[2-hydroxy-4-[(2-methylphenyl)amino]phenyl]diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-6-(2-phenyldiazenyl)-
72453-59-9 2,7-Naphthalenedisulfonic acid, 5-amino-3-(2-(4-(2-(4-(2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)-2-sulfophenyl)ethenyl)-3-sulfophenyl)diazenyl)-4-hydroxy-, lithium salt (1:5)
72630-61-6 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino)-2-sulfophenyl)diazenyl)-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-
72639-36-2 2,7-Naphthalenedisulfonic acid, 5-((5-chloro-6-methyl-2-(methylsulfonyl)-4-pyrimidinyl)amino)-4-hydroxy-3-(2-(2-sulfophenyl)diazenyl)-, potassium sodium salt (1:?:?)
7273-59-8 2,7-Naphthalenedisulfonic acid, 5-amino-3-((4'-((6-amino-1-hydroxy-5-((4-nitro-2-sulfophenyl)azo)-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, tetrasodium salt
72749-64-5 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-(2-(4-methoxy-3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-
72749-76-9 2,7-Naphthalenedisulfonic acid, 5-(2-(2,4-dihydroxy-5-(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-(2-(6-sulfo-4-(2-(4-sulfo-1-naphthalenyl)diazenyl)-1-naphthalenyl)diazenyl)-, sodium salt (1:4)
72749-84-9 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-(2-(4-(2-(4-(benzoylamino)-2-sulfophenyl)diazenyl)-2-ethoxy-6-sulfo-1-naphthalenyl)diazenyl)-4-hydroxy-, sodium salt (1:4)
72749-86-1 2,7-Naphthalenedisulfonic acid, 5-(2-(2,4-dihydroxy-5-(2-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-3-(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-, sodium salt (1:2)
72765-45-8 2,7-Naphthalenedisulfonic acid, 5-(2-(2,4-dihydroxy-3,5-bis(2-(2-hydroxy-3,5-dinitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-, sodium salt (1:2)
72796-91-9 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-(2-(4-methoxyphenyl)diazenyl)-5-(((4-methylphenyl)sulfonyl)amino)-, sodium salt (1:2)
72828-70-7 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(5-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)-2-sulfophenyl)diazenyl)-6-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, potassium sodium salt (1:?:?)
72828-71-8 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(2,5-disulfophenyl)diazenyl)-3-(2-(2-(ethylsulfonyl)-6-benzothiazolyl)diazenyl)-5-hydroxy-, sodium salt (1:4)
72828-72-9 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(5-((5-chloro-6-methyl-2-(methylsulfonyl)-4-pyrimidinyl)amino)-2-sulfophenyl)diazenyl)-6-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, potassium sodium salt (1:?:?)
72828-77-4 2,7-Naphthalenedisulfonic acid, 4-[[5-[(3-amino-4-nitrophenyl) azo]-2,4-dihydroxyphenyl]azo]-5-hydroxy-, disodium salt
72828-83-2 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-[[2-(2- cyclohexylphenoxy)phenyl]azo]-4-hydroxy-, disodium salt
72829-11-9 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[4-[(8-amino- 1-hydroxy-5-sulfo-2-naphthalenyl)azo]phenyl]amino ]carbonyl]phenyl]azo]-5-hydroxy-6-(phenylazo) -, trisodium salt
72829-25-5 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-(ethylphenylamino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(2-sulfophenyl)diazenyl)-, sodium salt (1:3)
72845-86-4 2,7-Naphthalenedisulfonic acid, 6-(2-(4-amino-2-hydroxyphenyl)diazenyl)-3-(2-(4'-(2-(7-(2-(4-amino-2-hydroxyphenyl)diazenyl)-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)diazenyl)-4-hydroxy-, sodium salt (1:3)
72845-88-6 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-(2-(4-(2-(2-hydroxy-6-sulfo-1-naphthalenyl)diazenyl)phenyl)diazenyl)-6-(2-phenyldiazenyl)-
72894-06-5 2,7-Naphthalenedisulfonic acid, 4-(2-(4'-(2-(2,4-diamino-5-sulfophenyl)diazenyl)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)diazenyl)-3-hydroxy-, sodium salt, compd. with alpha,alpha',alpha''-(nitrilotri-2,1-ethanediyl)tris(omega-hydroxypoly(oxy-1,2-ethanediyl))
72894-18-9 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(4-aminophenyl)diazenyl)-3-(2-(4-((4-(2-(2,4-diaminophenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:3)
72894-19-0 2,7-Naphthalenedisulfonic acid, 3-(2-(4-(acetylamino)phenyl)diazenyl)-5-amino-6-(2-(4-((4-(2-(2,4-diaminophenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-4-hydroxy-, sodium salt (1:3)
72894-23-6 2,7-Naphthalenedisulfonic acid, 4-[[3-[(3-amino-4-nitrophenyl) azo]-2,4-dihydroxyphenyl]azo]-5-hydroxy-, disodium salt
72894-25-8 2,7-Naphthalenedisulfonic acid, 5-(2-(2,4-dihydroxy-3,5-bis(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-, sodium salt (1:2)
72894-26-9 2,7-Naphthalenedisulfonic acid, 5-((5-chloro-6-methyl-2-(methylsulfonyl)-4-pyrimidinyl)amino)-4-hydroxy-3-(2-(1-sulfo-2-naphthalenyl)diazenyl)-, sodium salt (1:3)
72894-29-2 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-[[5-[[ (5-chloro-2,6-difluoro-4-pyrimidinyl)amino]methyl ]-1-sulfo-2-naphthalenyl]azo]-4-hydroxy-, trisodium salt
72894-30-5 2,7-Naphthalenedisulfonic acid, 5-((5-chloro-6-methyl-2-(methylsulfonyl)-4-pyrimidinyl)amino)-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2)
72906-15-1 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-((4-(2-(2,4-diaminophenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:3)
72906-31-1 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-(2-(2,4-diaminophenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-6-(2-(4-sulfophenyl)diazenyl)-, potassium sodium salt (1:?:?)
72906-45-7 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4'-[(2,4-diaminophenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-[(4-sulfophenyl)azo]-, trisodium salt
72906-46-8 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis(2-(4-aminophenyl)diazenyl)-5-hydroxy-, sodium salt (1:2)
72906-52-6 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-(((4-methylphenyl)sulfonyl)amino)-3-(2-phenyldiazenyl)-, compd. with N,N'-bis(2-methylphenyl)guanidine (1:2)
72918-27-5 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-(2-(2,4-diaminophenyl)diazenyl)phenyl)diazenyl)-6-(2-(4-(2-(2,4-diamino-5-sulfophenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-, sodium salt (1:3)
72927-74-3 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis(2-(4-(2-(2,4-diamino-5-sulfophenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-, sodium salt (1:4)
72927-92-5 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-(4-morpholinyl)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(4-methyl-2-sulfophenyl)diazenyl)-, sodium salt (1:3)
72939-52-7 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-aminophenyl)diazenyl)-6-(2-(4-((4-(2-(2,4-diaminophenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-5-hydroxy-
72987-21-4 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[[4-[[[[5-hydroxy- 7-sulfo-6-[[2-sulfo-4-[(4-sulfophenyl)azo]phenyl ]azo]-2-naphthalenyl]amino]carbonyl]amino]-5-methox y-2-methylphenyl]azo]-, pentasodium salt
72987-39-4 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((3-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-
73018-90-3 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(4'-(2-(2,4-diamino-5-sulfophenyl)diazenyl)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)diazenyl)-5-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-, sodium salt, compd. with alpha,alpha',alpha''-(nitrilotri-2,1-ethanediyl)tris(o
73019-25-7 2,7-Naphthalenedisulfonic acid, 4-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-, calcium salt (1:1)
73157-44-5 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(4-(2-(2,4-diaminophenyl)diazenyl)phenyl)diazenyl)-3-(2-(4-(2-(2,4-diamino-5-sulfophenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-, sodium salt (1:3)
73157-54-7 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(2-chlorophenyl)diazenyl)-5-hydroxy-6-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:3)
73157-55-8 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(2,3-dichlorophenyl)diazenyl)-5-hydroxy-6-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:3)
73179-36-9 2,7-Naphthalenedisulfonic acid, 4,4'-((6-chloro-1,3,5-triazine-2,4-diyl)diimino)bis(5-hydroxy-6-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, sodium salt (1:6)
73287-56-6 2,7-Naphthalenedisulfonic acid, 5-amino-3-(2-(4'-(2-(6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)diazenyl)-4-hydroxy-, sodium salt (1:3)
73287-61-3 5-((4-Chloro-6-phenylamino-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-((4-methyl-6-sulfophenyl)azo)-2,7-naphthalenedisulfonic acid
73297-02-6 EINECS 277-366-5
73309-49-6 2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[[[4-[(2,4- dihydroxyphenyl)azo]phenyl]amino]sulfonyl]phenyl]azo ]-5-hydroxy-3-[(4-nitrophenyl)azo]-
73360-59-5 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3,6-bis(2-(2-phosphonophenyl)diazenyl)-, sodium salt (1:2)
73398-51-3 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[[4-[[4-[(2-hydroxyethyl) amino]-6-[[5-hydroxy-6-[(2-methoxy-5-sulfophenyl )azo]-7-sulfo-2-naphthalenyl]amino]-1, 3,5-triazin-2-yl]amino]-5-methoxy-2-methylphenyl]a zo]-, tetrasodium salt
73507-52-5 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(4-((4-(2-(2-hydroxy-6-sulfo-1-naphthalenyl)diazenyl)-2-methylphenyl)methyl)-3-methylphenyl)diazenyl)-
73545-21-8 2,7-Naphthalenedisulfonic acid, 3,3'-(iminobis(4,1-phenylene-2,1-diazenediyl))bis(5-(benzoylamino)-4-hydroxy-
73816-74-7 Trisodium 5-[[4-chloro-6-(ethylphenylamino)-1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[(4-methyl-2-sulphonatophenyl)azo]naphthalene-2,7-disulphonate
73826-58-1 2,7-Naphthalenedisulfonic acid, 4-(4,6-dichloro-s-triazin-2-ylamino)-5-hydroxy-6-(2-hydroxy-5-nitrophenylazo)-
73944-13-5 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis((4-((2,4-diamino-5-sulfophenyl)azo)phenyl)azo)-5-hydroxy-
74499-67-5 2,7-Naphthalenedisulfonic acid, 5-amino-3-(2-(4-(2-(4-(2-(6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)phenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-, sodium salt, compd. with 2,2'-iminobis(ethanol) and 2,2',2''-nitrilotris(ethanol) (1:?:?:?)
7481-49-4 Ponceau MX
7488-76-8 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[[4-(phenylamino)-5-sulfo-1-naphthalenyl]azo]-
75150-16-2 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-(4-methyl-2-sulfophenyl)diazenyl)-, sodium salt (1:4)
75198-89-9 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[(5-chloro- 2,6-difluoro-4-pyrimidinyl)amino]phenyl]azo]-6-[(2 ,5-disulfophenyl)azo]-5-hydroxy-, tetrasodium salt
75198-90-2 2,7-Naphthalenedisulfonic acid, 5-[(5-chloro-2-fluoro-6-methyl- 4-pyrimidinyl)amino]-4-hydroxy-3-[(1-sulfo-2 -naphthalenyl)azo]-, trisodium salt
75198-91-3 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-((5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino)phenyl)diazenyl)-6-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:4)
75199-18-7 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-(aminosulfonyl) phenyl]azo]-6-[[5-[(5-chloro-2,6-difluoro-4-pyrimidinyl )amino]-2-sulfophenyl]azo]-5-hydroxy-, trisodium salt
75476-99-2 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[2-[4-[(7-amino- 1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl ]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-, compd. with 2,2',2''-nitrilotris[ethanol] (1:5)
75659-69-7 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-phenyldiazenyl)-, compd. with 2,2'-iminobis(ethanol) (1:2)
75659-70-0 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-phenyldiazenyl)-, compd. with 2,2',2''-nitrilotris(ethanol) (1:2)
75659-72-2 2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy -, monolithium trisodium salt
75659-73-3 2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy -, dilithium disodium salt
75673-17-5 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-phenyldiazenyl)-, compd. with 2,2'-iminobis(ethanol) and 2,2',2''-nitrilotris(ethanol) (1:1:1)
75673-18-6 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'- [(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-3,3'-dimethoxy [1,1'-biphenyl]-4-yl]azo]-, monolithium disodium salt
75673-19-7 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'- [(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-3,3'-dimethoxy [1,1'-biphenyl]-4-yl]azo]-, dilithium monosodium salt
75673-20-0 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'- [(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-3,3'-dimethoxy [1,1'-biphenyl]-4-yl]azo]-, trisodium salt
75701-35-8 2,7-Naphthalenedisulfonic acid, 3,3'-(1,2-ethenediylbis((3-sulfo-4,1-phenylene)-2,1-diazenediyl))bis(5-amino-4-hydroxy-, lithium salt (1:6)
75701-36-9 2,7-Naphthalenedisulfonic acid, 3,3'-[1,2-ethenediylbis[( 3-sulfo-4,1-phenylene)azo]]bis[5-amino-4-hydroxy- , compd. with 2,2',2''-nitrilotris[ethanol] (1:6)
75752-17-9 2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy -, trilithium monosodium salt
76199-91-2 (3Z,6Z)-3-[(2-arsonophenyl)hydrazinylidene]-6-[[4-[(E)-2-[4-[(2Z)-2-[(7Z)-7-[(2-arsonophenyl)hydrazinylidene]-1,8-dioxo-3,6-disulfonaphthalen-2-ylidene]hydrazinyl]-2-sulfophenyl]ethenyl]-3-sulfophenyl]hydrazinylidene]-4,5-dioxonaphthalene-2,7-disulfonic a
77847-22-4 2,7-Naphthalenedisulfonic acid, 4-(2-(4-amino-5-methoxy-2-methylphenyl)diazenyl)-5-((phenylsulfonyl)oxy)-, sodium salt (1:2)
78265-87-9 2,7-Naphthalenedisulfonic acid, 4-(2-(5-(2-(3-amino-4-nitrophenyl)diazenyl)-2,4-dihydroxyphenyl)diazenyl)-5-hydroxy-
78705-07-4 Active light red SZBS
78952-61-1 2,7-Naphthalenedisulfonic acid, 5-[[4-chloro-6-[(3-sulfophenyl) amino]-1,3,5-triazin-2-yl]amino]-4-hydroxy-3 -[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, sodium salt
79135-92-5 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[[4-[ [2-oxo-1-[(phenylamino)carbonyl]propyl]azo]phenyl ]azo]-6-[(4-sulfo-1-naphthalenyl)azo]-, trisodium salt
79234-36-9 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-[[2-(4- cyclohexylphenoxy)phenyl]azo]-4-hydroxy-, disodium salt
79873-37-3 2,7-Naphthalenedisulfonic acid, 4-hydroxy-, sodium salt (1:?)
79873-39-5 2,7-Naphthalenedisulfonic acid, 4-(benzoylamino)-5-hydroxy-, sodium salt (1:?)
79873-40-8 2,7-Naphthalenedisulfonic acid, 3-amino-, sodium salt (1:?)
80019-42-7 2,7-Naphthalenedisulfonic acid, 3-(2-(5-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)diazenyl)-4-hydroxy-5-((1-oxopropyl)amino)-, sodium salt (1:4)
8005-61-6 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(2-methyl-4-(2-(2-methylphenyl)diazenyl)phenyl)diazenyl)-, sodium salt (1:2) (primary CASRN is 6226-80-8)
8011-86-7 C.I. Acid Brown 75
80156-94-1 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)diazenyl)-5-hydroxy-3-(2-(4-sulfophenyl)diazenyl)-, sodium salt (1:5)
80156-96-3 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:3)
80294-29-7 2,7-Naphthalenedisulfonic acid, 4-amino-6-((5-((4-chloro-6-((3-chloro-4-methylphenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)azo)-5-hydroxy-3-((2-((2-(sulfooxy)ethyl)sulfonyl)phenyl)azo)-, tetrasodium salt
82457-21-4 EINECS 279-964-1
82640-19-5 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-((4-aminophenyl)amino)-5-nitrobenzenesulfonic acid, diazotized 4-nitrobenzenamine and resorcinol, sodium salts
82640-20-8 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-((4-aminophenyl)amino)-5-nitrobenzenesulfonic acid, diazotized 4-nitrobenzenamine, 4-methyl-1,3-benzenediamine and resorcinol, sodium salts
82996-64-3 2,7-Naphthalenedisulfonic acid, 4,4'-(carbonylbis(imino(5-dimethoxy-2-methyl-4,1-phenylene)-2,1-diazenediyl))bis-, sodium salt (1:4)
83-22-7 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[(phenylsulfonyl)amino]-
83-23-8 2,7-Naphthalenedisulfonic acid, 4-amino-5-[(phenylsulfonyl)oxy]-
83006-44-4 EINECS 280-093-4
83006-52-4 2,7-Naphthalenedisulfonic acid, 4-[[4-[(3,6-disulfo-1-naphthalenyl) azo]-1-naphthalenyl]azo]-3-hydroxy-, sodium salt
83006-55-7 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[(4-nitrophenyl) azo]-6-(phenylazo)-, sodium salt
83006-78-4 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[[4-(phenylamino) -5-sulfo-1-naphthalenyl]azo]-, ammonium sodium salt
83046-38-2 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-((4-(2-(2-amino-4-hydroxyphenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:3) (primary CASRN is 85631-88-5)
83137-14-8 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((4-chloro-6-(2-ethoxyethoxy)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)diazenyl)-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:5)
83137-18-2 EINECS 280-195-9
83221-63-0 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4'-[(2,4-diaminophenyl) azo]-2,2'-disulfo[1,1'-biphenyl]-4-yl]azo ]-5-hydroxy-6-(phenylazo)-, sodium salt
83221-64-1 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4'-[(8-amino- 1-hydroxy-3,6-disulfo-2-naphthalenyl)azo]-2,2'-disulfo [1,1'-biphenyl]-4-yl]azo]-5-hydroxy-, sodium salt
83221-65-2 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4'-[(2,4-diaminophenyl) azo]-2,2'-disulfo[1,1'-biphenyl]-4-yl]azo ]-5-hydroxy-, sodium salt
83221-72-1 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis[[4-[(2,4- diaminophenyl)azo]phenyl]azo]-5-hydroxy-, lithium sodium salt
83232-39-7 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[ [4-[[2-hydroxy-4-(phenylamino)phenyl]azo]phenyl]amino ]phenyl]azo]-, sodium salt
83232-40-0 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[ [4-[[4-hydroxy-2-(phenylamino)phenyl]azo]phenyl]amino ]phenyl]azo]-, sodium salt
83399-98-8 2,7-Naphthalenedisulfonic acid, 5-[[4-[(5-chloro-2,6-difluoro- 4-pyrimidinyl)amino]benzoyl]amino]-4-hydroxy -3-[(2-sulfophenyl)azo]-, sodium salt
83400-02-6 2,7-Naphthalenedisulfonic acid, 5-[(5-chloro-2-fluoro-6-methyl- 4-pyrimidinyl)amino]-4-hydroxy-3-[(1-sulfo-2 -naphthalenyl)azo]-, sodium salt
83400-06-0 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[(5-chloro- 2,6-difluoro-4-pyrimidinyl)amino]phenyl]azo]-6-[(2 ,5-disulfophenyl)azo]-5-hydroxy-, potassium sodium salt
83400-12-8 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-(2-(5-(((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)methyl)-1-sulfo-2-naphthalenyl)diazenyl)-4-hydroxy-, lithium sodium salt (1:?:?)
83400-17-3 2,7-Naphthalenedisulfonic acid, 5-[(5-chloro-2-fluoro-6-methyl- 4-pyrimidinyl)amino]-4-hydroxy-3-[(2-sulfophenyl )azo]-, sodium salt
83400-18-4 2,7-Naphthalenedisulfonic acid, 5-[(5-chloro-2-fluoro-6-methyl- 4-pyrimidinyl)amino]-4-hydroxy-3-[(4-methyl -2-sulfophenyl)azo]-, sodium salt
83783-94-2 2,7-Naphthalenedisulfonic acid, 3,3'-[1,2-ethenediylbis[( 3-sulfo-4,1-phenylene)azo]]bis[5-amino-4-hydroxy- , lithium sodium salt, compd. with 2,2'-(methylimino)bis[ethanol]
83783-96-4 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[2-[4-[(7-amino- 1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl ]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-, lithium sodium salt, compd. with 2,2'-(methylimino)bis[ethanol]
84045-65-8 2,7-Naphthalenedisulfonic acid, 5-[[4-chloro-6-(ethylphenylamino) -1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[(1 -sulfo-2-naphthalenyl)azo]-, trisodium salt
84100-77-6 2,7-Naphthalenedisulfonic acid, 4-[[4-[(4-amino-1-naphthalenyl) azo]-1-naphthalenyl]azo]-, sodium salt
84583-79-9 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-((4-aminophenyl)amino)-5-nitrobenzenesulfonic acid and resorcinol, potassium salts
84732-31-0 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-phenyldiazenyl)-, lithium salt (1:2)
84878-16-0 2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[[4-[(2,4-dihydroxyphenyl) azo]phenyl]thio]phenyl]azo]-5-hydroxy -3-[(4-nitrophenyl)azo]-, sodium salt
84878-17-1 EINECS 284-407-0
85030-31-5 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[[4-[[4-[(2-hydroxy- 6-sulfo-1-naphthalenyl)azo]-2-methylphenyl ]methyl]-3-methylphenyl]azo]-, sodium salt
85049-80-5 EINECS 285-253-7
85118-36-1 EINECS 285-690-3
85136-25-0 2,7-Naphthalenedisulfonic acid, 3,3'-[azoxybis[(2-methoxy- 4,1-phenylene)azo]]bis[4,5-dihydroxy-, lithium sodium salt
85223-30-9 2,7-Naphthalenedisulfonic acid, 3,3'-[iminobis(4,1-phenyleneazo) ]bis[5-(benzoylamino)-4-hydroxy-, sodium salt
85223-31-0 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[ [4-[[2-hydroxy-4-(phenylamino)phenyl]azo]phenyl]amino ]-3-sulfophenyl]azo]-, sodium salt
85269-32-5 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[2-[4-[(7-amino- 1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl ]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-, potassium salt, compd. with 2,2',2''-nitrilotris[ethanol]
85283-97-2 2,7-Naphthalenedisulfonic acid, 4-((4'-((2,4-diamino-5-sulfophenyl)azo)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)azo)-3-hydroxy-, sodium salt, compd. with 2,2',2''-(nitrilotris(2,1-ethanediyloxy))tris(ethanol)
85283-98-3 2,7-Naphthalenedisulfonic acid, 4-amino-6-((4'-((2,4-diamino-5-sulfophenyl)azo)-3,3'-dimethoxy(1,1'-biphenyl)-4-yl)azo)-5-hydroxy-3-((4-nitrophenyl)azo)-, sodium salt, compd. with 2,2',2''-(nitrilotris(2,1-ethanediyloxy))tris(ethanol)
85294-31-1 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-6-(2-phenyldiazenyl)-, lithium salt (1:2)
85554-62-7 2,7-Naphthalenedisulfonic acid, 5-[[4-[bis[2-[(2-chloroethyl) sulfonyl]ethyl]amino]-6-chloro-1,3,5-triazin-2 -yl]amino]-4-hydroxy-3-[(2-sulfophenyl)azo]-, potassium sodium salt
85566-73-0 2,7-Naphthalenedisulfonic acid, 3-((4-amino-1-naphthalenyl)azo)-, disodium salt, reaction products with 2,2'-(1,2-ethenediyl)bis(5-nitrobenzenesulfonic acid) and sodium hydroxide
85567-18-6 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy- 3-[[8-[[2-(sulfooxy)ethyl]sulfonyl]-2-naphthalenyl ]azo]-, sodium salt
85586-40-9 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy- 3-[[1-sulfo-6-[[2-(sulfooxy)ethyl]sulfonyl]-2-naphthalenyl ]azo]-, sodium salt
85631-77-2 2,7-Naphthalenedisulfonic acid, 5-[[4-chloro-6-(methylphenylamino) -1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[ (4-methoxy-2-sulfophenyl)azo]-, trisodium salt
85631-88-5 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-((4-(2-(2-amino-4-hydroxyphenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:3)
85665-97-0 TETRASODIUM 5-BENZAMIDO-3-(5-(4-FLUORO-6-(1-SULPHONATO-2-NAPHTHYLAMINO)-1,3,5-TRIAZIN-2-YLAMINO)-2-SULPHONATOPHENYLAZO)-4-HYDROXYNAPHTHALENE-2,7- DISULPHONATE (primary CASRN is 171172-56-8)
85665-98-1 TETRASODIUM 4-AMINO-3,6-BIS(5-[4-CHLORO-6-(2-HYDROXYETHYLAMINO)-1,3,5-TRIAZIN-2-YLAMINO]-2-SULFONATOPHENYLAZO)-5-HYDROXYNAPHTHALENE-2,7-DISULFONATE
85721-13-7 2,7-Naphthalenedisulfonic acid, 5-amino-3-(2-(4-((4-(2-(2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)diazenyl)benzoyl)amino)phenyl)diazenyl)-4-hydroxy-, sodium salt (1:3)
85940-65-4 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-(2-(4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-, potassium sodium salt (1:?:?)
85940-66-5 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy- 3-[[4-[[[3-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]amino ]carbonyl]phenyl]azo]-, sodium salt
90-20-0 1-Naphthol-8-amino-3,6-disulfonic acid
90-40-4 2,7-Naphthalenedisulfonic acid, 3-amino-5-hydroxy-
90431-97-3 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 6-amino-4-hydroxy-2-naphthalenesulfonic acid and diazotized 2-(4-aminophenyl)-1H-benzimidazol-5-amine
90431-98-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 4-amino-5-hydroxy-2-naphthalenesulfonic acid, diazotized 4-aminobenzenesulfonic acid and diazotized (1,1'-biphenyl)-4,4'-diamine
90431-99-5 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 7-amino-4-hydroxy-2-naphthalenesulfonic acid, diazotized 4-aminobenzenesulfonic acid, diazotized 3-nitrobenzenamine and diazotized 4-nitrobenzenamine, reduced, diazotized, coupled with diazo
90432-00-1 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-[(4-aminophenyl)amino]-5-nitrobenzenesulfonic acid, diazotized 4-nitrobenzenamine and resorcinol, potassium sodium salts
90432-01-2 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-[(4-aminophenyl)amino]-5-nitrobenzenesulfonic acid, diazotized 4-nitrobenzenamine, 4-methyl-1,3-benzenediamine and resorcinol, potassium sodium salts
90432-02-3 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 2-(4-aminophenyl)-1H-benzimidazol-5-amine, diazotized aniline and phenol, sodium salt
90432-03-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 2-(4-aminophenyl)-1H-benzimidazol-5-amine, diazotized 4-nitrobenzenamine and phenol, sodium salt
90432-04-5 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 4-aminobenzenesulfonic acid, diazotized aniline and resorcinol
90432-06-7 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 5-amino-2-(phenylamino)benzenesulfonic acid,diazotized 4-nitrobenzenamine and resorcinol
90432-07-8 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 4-nitrobenzenamine and resorcinol, sodium salts
90432-08-9 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 4-nitro-1,3-benzenediamine and resorcinol, potassium sodium salts
90432-09-0 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with resorcinol, coupled with diazotized 5-amino-2-(phenylamino)benzenesulfonic acid and diazotized 4-nitrobenzenamine
90459-01-1 EINECS 291-641-7
90459-02-2 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[6-sulfo- 4-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenyl ]azo]-, diazotized, coupled with diazotized 4-nitrobenzenamine and resorcinol, potassium sodium salts
915-67-3 Amaranth Dye
91671-93-1 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 2,2'-(1,2-ethenediyl)bis[5-aminobenzenesulfonic acid] and diazotized 4-nitrobenzenamine, diazotized, coupled with diazotized 4-nitrobenzenamine, m-phenylenediamine and resorcinol,
91671-94-2 2,7-Naphthalenedisulfonic acid, 4-((4-amino-2-hydroxyphenyl)azo)-5-hydroxy-, coupled with diazotized 2-amino-4,6-dinitrophenol, sodium salts
91671-95-3 2,7-Naphthalenedisulfonic acid, 4-((2,4-dihydroxyphenyl)azo)-5-hydroxy-, coupled with diazotized 2-amino-4,6-dinitrophenol, sodium salts
91978-58-4 2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(4-(((4-(2-(8-amino-1-hydroxy-5-sulfo-2-naphthalenyl)diazenyl)phenyl)amino)carbonyl)phenyl)diazenyl)-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:1)
92-28-4 2,7-Naphthalenedisulfonic acid, 3-amino-
92-41-1 2,7-Naphthalenedisulfonic acid
92408-50-9 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy-3-(2-(1-sulfo-2-naphthalenyl)diazenyl)-, sodium salt (1:3)
93281-13-1 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 3-aminophenol, diazotized 5-amino-2-[(4-aminophenyl)amino]benzenesulfonic acid and diazotized benzenamine, sodium salts
93803-35-1 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[5-[(2,4-diaminophenyl) azo]-1H-benzimidazol-2-yl]phenyl]azo] -5-hydroxy-6-(phenylazo)-, disodium salt
93803-37-3 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[[4-[ 5-[(4-hydroxyphenyl)azo]-1H-benzimidazol-2-yl]phenyl ]azo]-6-(phenylazo)-, disodium salt
93891-85-1 EINECS 299-466-8
93940-13-7 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-3-(2-(2-hydroxy-3-nitro-5-sulfophenyl)diazenyl)-, sodium salt (1:?)
93941-06-1 2,7-Naphthalenedisulfonic acid, 3,3'-((1-oxido-1,2-diazenediyl)bis((2-methoxy-4,1-phenylene)-2,1-diazenediyl))bis(4,5-dihydroxy-
93951-21-4 Tetrasodium 4-amino-5-hydroxy-6-[[2-methoxy-5-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2,7-disulphonate
94133-89-8 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[5-[(8-amino- 1-hydroxy-3,6-disulfo-2-naphthalenyl)azo]-1H-benzimidazol -2-yl]phenyl]azo]-4-hydroxy-, sodium salt
94552-30-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 4-nitrobenzenamine and resorcinol
94552-31-5 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with 4-nitrobenzenamine and resorcinol
94944-83-9 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-((4-((4-((2-hydroxyethyl)amino)-6-((5-hydroxy-6-((2-methoxy-5-sulfophenyl)azo)-7-sulfo-2-naphthalenyl)amino)-1,3,5-triazin-2-yl)amino)-5-methoxy-2-methylphenyl)azo)-, monosodium salt
95713-95-4 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(4-(((4-(2-(2,4-diaminophenyl)diazenyl)phenyl)amino)sulfonyl)phenyl)diazenyl)-5-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-, lithium salt (1:2)
97043-81-7 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 4-nitrobenzenamine and resorcinol, sulfurized
97592-77-3 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 2-(4-aminophenyl)-1H-benzimidazol-5-amine, diazotized aniline and m-phenylenediamine, sodium salt
97953-03-2 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-((4-aminophenyl)amino)-5-nitrobenzenesulfonic acid, diazotized 2-chloro-4-nitrobenzenamine and 5,5'-((5-hydroxy-1,3-phenylene)bis(oxy))bis(1,3-benzenediol), sodium s
97953-04-3 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-((4-aminophenyl)amino)-5-nitrobenzenesulfonic acid, diazotized 2-chloro-4-nitrobenzenamine and 5,5'-(oxybis((5-hydroxy-3,1-phenylene)oxy))bis(1,3-benzenediol), sodiu
97953-05-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-((4-aminophenyl)amino)-5-nitrobenzenesulfonic acid, diazotized 4-methoxybenzenamine and 5,5'-oxybis(1,3-benzenediol), sodium salts
97953-06-5 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-((4-aminophenyl)amino)-5-nitrobenzenesulfonic acid, diazotized 4-methoxybenzenamine and 5,5'-(oxybis((5-hydroxy-3,1-phenylene)oxy))bis(1,3-benzenediol), sodium salts
97953-07-6 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-((4-aminophenyl)azo)-5-nitrobenzenesulfonic acid, diazotized 4-methoxybenzenamine and 5,5'-((5-hydroxy-1,3-phenylene)bis(oxy))bis(1,3-benzenediol), sodium salts
98072-95-8 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 2'-(4-aminophenyl)-6-methyl(2,6'-bibenzothiazole)-7-sulfonic acid, diazotized 3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diamine and 5,5'-((5-hydroxy-1,3-phenylene)bis(oxy))bis(1,3-benzen
98072-96-9 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 2'-(4-aminophenyl)-6-methyl(2,6'-bibenzothiazole)-7-sulfonic acid, diazotized 3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diamine and 5,5'-oxybis(1,3-benzenediol), sodium salts
98072-97-0 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 2'-(4-aminophenyl)-6-methyl(2,6'-bibenzothiazole)-7-sulfonic acid, diazotized 3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diamine and 5,5'-(oxybis((5-hydroxy-3,1-phenylene)oxy))bis(1,3-ben
98072-98-1 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 3,3'-dichloro(1,1'-biphenyl)-4,4'-diamine and 5,5'-((5-hydroxy-1,3-phenylene)bis(oxy))bis(1,3-benzenediol), sodium salts
98072-99-2 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with diazotized 3,3'-dichloro(1,1'-biphenyl)-4,4'-diamine and 5,5'-oxybis(1,3-benzenediol), sodium salts
98073-00-8 EINECS 308-557-4
98073-01-9 EINECS 308-559-5
98073-02-0 EINECS 308-560-0
98073-03-1 EINECS 308-561-6
98073-04-2 EINECS 308-562-1
98073-05-3 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 3,3'-dichloro(1,1'-biphenyl)-4,4'-diamine and 5,5'-oxybis(1,3-benzenediol), sodium salts
98073-06-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 3,3'-dichloro(1,1'-biphenyl)-4,4'-diamine and 5,5'-(oxybis((5-hydroxy-3,1-phenylene)oxy))bis(1,3-benzenediol),sodium salts
98114-32-0 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy-3-((1-sulfo-6-((2-(sulfooxy)ethyl)sulfonyl)-2-naphthalenyl)azo)-, tetrasodium salt
98999-59-8 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-(2-(2-hydroxy-5-sulfophenyl)diazenyl)-, potassium salt (1:?)
99035-65-1 EINECS 308-932-2
99129-24-5 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino)-2-sulfophenyl)diazenyl)-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:?)
99129-25-6 2,7-Naphthalenedisulfonic acid, 4-amino-6-(2-(5-((5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino)-2-sulfophenyl)diazenyl)-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-, potassium salt (1:?)
99129-26-7 2,7-Naphthalenedisulfonic acid, 4-amino-6-[[5-[(5-chloro- 2-fluoro-6-methyl-4-pyrimidinyl)amino]-2-sulfophenyl ]azo]-3-[(2,5-disulfophenyl)azo]-5-hydroxy-, potassium sodium salt
99399-22-1 2,7-Naphthalenedisulfonic acid, 4-(acetylamino)-5-hydroxy-, compd. with pyridine (1:2)
99576-15-5 2,7-Naphthalenedisulfonic acid, 4-amino-6-((4-(((4-((2,4-diaminophenyl)azo)phenyl)amino)sulfonyl)phenyl)azo)-5-hydroxy-3-((4-nitrophenyl)azo)-, dipotassium salt
99770-04-4 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, compd. with pyridine (1:1)
99869-36-0 2,7-Naphthalenedisulfonic acid, 3,3'-((1-oxido-1,2-diazenediyl)bis((2-methoxy-4,1-phenylene)-2,1-diazenediyl))bis(4,5-dihydroxy-, lithium salt (1:?)
99869-37-1 2,7-Naphthalenedisulfonic acid, 3,3'-((1-oxido-1,2-diazenediyl)bis((2-methoxy-4,1-phenylene)-2,1-diazenediyl))bis(4,5-dihydroxy-, sodium salt (1:?)
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  • 2,7-Naphthalenedisulfonic acids (and salts of)

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