2,7-Naphthalenedisulfonic acid,3,3'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis[5-amino-4-hydroxy-,tetrasodium salt

CAS: 2602-46-2

Ref. IN-DA00IMFI

Product Information

• Name: 2,7-Naphthalenedisulfonic acid,3,3'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis[5-amino-4-hydroxy-,tetrasodium salt
• Synonyms: direct blue 6, C.I. Direct Blue 6, Direct Sky Blue K, Kayaku direct, Chlorazol Blue B, Direct Blue A, Direct Blue K, Azocard Blue 2B, Azomine Blue 2B, Diamine Blue 2B, Diazine Blue 2B, Fenamin Blue 2B, Fixanol Blue 2B, Niagara Blue 2B, Atlantic Blue 2B, Belamine Blue 2B, Bencidal Blue 2B, Benzanil Blue 2B, Diazol Blue 2B, Diphenyl Blue 2B, Direct Blue 2B, Hispamin Blue 2B, Indigo Blue 2B, Modr Prima 6 [Czech], Paramine Blue 2B, Vondacel Blue 2B, Blue 2B salt, Pheno Blue 2B, Calcomine Blue 2B, Cresotine Blue 2B, Chloramine Blue 2B, Blue 2B, Brasilamina Blue 2B, Tertrodirect Blue 2B, Atul Direct Blue 2B, Chrome Leather Blue 2B, Direct Blue 6 (technical grade), C.I. Direct Blue 6, tetrasodium salt, Direct Blue 6, technical-grade [Benzidine-based dyes], 2,7-Naphthalenedisulfonic acid, 3,3'-((4,4'-biphenylylene)bis(azo))bis(5-amino-4-hydroxy-, tetrasodium salt, Tetrasodium 3,3'-((1,1'-biphenyl)-4,4'-diylbis(azo))bis(5-amino-4-hydroxynaphthalene-2,7-disulphonate), tetrasodium 5-amino-3-[(E)-{4'-[(E)-(8-amino-1-hydroxy-3,6-disulfonato-4,4a-dihydronaphthalen-2-yl)diazenyl]biphenyl-4-yl}diazenyl]-4-hydroxynaphthalene-2,7-disulfonate, di-rect blue, Nippon Blue B, Benzo Blue 2B, Modr Prima 6, 2,7-Naphthalenedisulfonic acid, 3,3'-((1,1'-biphenyl)-4,4'-diylbis(2,1-diazenediyl))bis(5-amino-4-hydroxy-, sodium salt (1:4), 2,7-Naphthalenedisulfonic acid, 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(2,1-diazenediyl)]bis[5-amino-4-hydroxy-, sodium salt (1:4), Direct Blue 6, technical-grade, Benzo Blue 2B, Nippon Blue B, Sodium diphenyl-4,4'-bis-azo-2"-8"-amino-1"-naphthol-3",6"-disulphonate, sodium diphenyl-4,4'-bis-azo-2''-8''-amino-1''-naphthol-3'',6''-disulfonate, 2,7-Naphthalenedisulfonic acid, 3,3'-((4,4'-biphenylylene)bis(azo))bis(5-amino-4-hydroxy-,tetrasodium salt, 3,3'-((4,4'-biphenylylene)bis(azo))bis(5-amino-4-hydroxy)-2,7-naphthalene-disulfonic acid tetrasodium salt, sodium 3,3'-(1E,1'E)-biphenyl-4,4'-diylbis(diazene-2,1-diyl)bis(5-amino-4-hydroxynaphthalene-2,7-disulfonate), tetrasodium 3,3'-[biphenyl-4,4'-diyldidiazene-2,1-diyl]bis(5-amino-4-hydroxynaphthalene-2,7-disulfonate), tetrasodium 5,5\'-(1,1\'-biphenyl-4,4\'-diylbisazo)-bis-7-amino-6-hydroxy-naphthalene-1,4-disulphonate, Diamine Blue, Direct Blue, Naphtamine Blue 2B, diazine blu e 2b, vondacel blu e 2b, brazilamina blue 2b, air edale blue 2bd, C.I. Dir ect blue 6, tetrasodium salt, (3Z)-5-amino-3-({4'-[(2E)-2-(8-amino-1-oxo-3,6-disulfonaphthalen-2(1H)-ylidene)hydrazino]biphenyl-4-yl}hydrazono)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonic acid, 1-Naphthol-3,6-disulfonic acid, 2,2′-(4,4′-biphenylylenebisazo)bis[8-amino-, tetrasodium salt, 2,7-Naphthalenedisulfonic acid, 3,3′-[[1,1′-biphenyl]-4,4′-diylbis(2,1-diazenediyl)]bis[5-amino-4-hydroxy-, sodium salt (1:4), 2,7-Naphthalenedisulfonic acid, 3,3′-[[1,1′-biphenyl]-4,4′-diylbis(azo)]bis[5-amino-4-hydroxy-, tetrasodium salt, Airedale Blue 2BD, Aizen Direct Blue 2BH, Amanil Blue 2BX, Benzo Blue BBA-CF, Benzo Blue BBN-CF, Benzo Blue GS, Chlorazol Blue BP, Diacotton Blue BB, Diamine Blue BB, Diaphtamine Blue BB, Diphenyl Blue KF, Diphenyl Blue M 2B, Direct Blue 2BA, Direct Blue BB, Direct Blue GS, Direct Blue M 2B, Enianil Blue 2BN, Kayaku Direct Blue BB, Mitsui Direct Blue 2BN, Nippon Blue BB, Phenamine Blue BB, Pontamine Blue BB, tetrasodium (3Z)-5-amino-3-({4'-[(2E)-2-(8-amino-1-oxo-3,6-disulfonatonaphthalen-2(1H)-ylidene)hydrazino]biphenyl-4-yl}hydrazono)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate, tetrasodium (3Z,3'Z)-3,3'-[biphenyl-4,4'-diyldi(1Z)hydrazin-2-yl-1-ylidene]bis(5-amino-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate)
• Brand: Indagoo

Chemical properties

• Molecular weight: 932.7521
• Formula: C₃₂H₂₀N₆Na₄O₁₄S₄
• Color/Form: Solid
• InChI: InChI=1S/C32H24N6O14S4.4Na/c33-23-13-21(53(41,42)43)9-17-11-25(55(47,48)49)29(31(39)27(17)23)37-35-19-5-1-15(2-6-19)16-3-7-20(8-4-16)36-38-30-26(56(50,51)52)12-18-10-22(54(44,45)46)14-24(34)28(18)32(30)40;;;;/h1-14,39-40H,33-34H2,(H,41,42,43)(H,44,45,46)(H,47,48,49)(H,50,51,52);;;;/q;4*+1/p-4
• InChI key: MPCYPRXRVWZKGF-UHFFFAOYSA-J