Direct Blue 6

CAS: 2602-46-2

Ref. TR-D492950

Product Information

• Name: Direct Blue 6
• Synonyms: 1-Naphthol-3,6-disulfonic acid, 2,2'-(4,4'-biphenylylenebisazo)bis[8-amino-, tetrasodium salt (6CI), 2,7-Naphthalenedisulfonic acid, 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis[5-amino-4-hydroxy-, tetrasodium salt (9CI), C.I. Direct Blue 6 (7CI), C.I. Direct Blue 6, tetrasodium salt (8CI), Airedale Blue 2BD, Aizen Direct Blue 2BH, Amanil Blue 2BX, Atlantic Blue 2B, Atul Direct Blue 2B, Azocard Blue 2B, Azomine Blue 2B, Belamine Blue 2B, Bencidal Blue 2B, Benzanil Blue 2B, Benzo Blue 2B, Benzo Blue BBA-CF, Benzo Blue BBN-CF, Benzo Blue GS, Blue 2B, Blue 2B salt, Brasilamina Blue 2B, C.I. 22610, Calcomine Blue 2B, Chloramine Blue 2B, Chlorazol Blue B, Chlorazol Blue BP, Chrome Leather Blue 2B, Cresotine Blue 2B, Diacotton Blue BB, Diamine Blue, Diamine Blue 2B, Diamine Blue BB, Diaphtamine Blue BB, Diazine Blue 2B, Diazol Blue 2B, Diphenyl Blue 2B, Diphenyl Blue KF, Diphenyl Blue M 2B, Direct Blue 2B, Direct Blue 2BA, Direct Blue A, Direct Blue BB, Direct Blue GS, Direct Blue K, Direct Blue M 2B, Direct Sky Blue K, Enianil Blue 2BN, Fenamin Blue 2B, Fixanol Blue 2B, Hispamin Blue 2B, Indigo Blue 2B, Kayaku Direct Blue BB, Mitsui Direct Blue 2BN, Naphtamine Blue 2B, Niagara Blue 2B, Nippon Blue BB, Paramine Blue 2B, Phenamine Blue BB, Pheno Blue 2B, Pontamine Blue BB, Tertrodirect Blue 2B, Vondacel Blue 2B, 2,7-Naphthalenedisulfonic acid, 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(2,1-diazenediyl)]bis[5-amino-4-hydroxy-, sodium salt (1:4) (ACI)
• Brand: TRC
• Description: Applications Direct Blue 6 is a deep blue azo dye used in textiles however contributes to environmental pollution and potentially reproductive toxicity.Environmental toxin on US EPA Toxic Release Inventory list (TRI) list.References Wu, S. et al.: Chem. Res. Toxicol., 26, 1840 (2013); Wang, P. et al.: J. Alloys. Comp., 701, 759 (2017)

Chemical properties

• Molecular weight: 932.75
• Formula: C₃₂H₂₀N₆O₁₄S₄·4Na
• Color/Form: Dark Blue To Black
• 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/b37-35+,38-36+
• InChI key: InChIKey=HBULKUDERNWOBN-VRONQIKISA-N
• SMILES: O=C([15NH][13CH2][13C](=O)O)c1ccc(CO)o1