C.I. Direct Blue 6

• CAT Number: I024727
• CAS Number: 2602-46-2
• Molecular Formula: C32H20N6Na4O14S4
• Molecular Weight: 932.74
• Purity: 98%
• Synonyms: C.I. Direct Blue 6
• Solubility: Soluble in DMSO
• Appearance: Solid powder
• Storage: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
• IUPAC Name: tetrasodium;5-amino-3-[[4-[4-[(8-amino-1-hydroxy-3,6-disulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]-4-hydroxynaphthalene-2,7-disulfonate
• 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+
• InChIKey: MPCYPRXRVWZKGF-OTGYWJPESA-J
• SMILES: C1=CC(=CC=C1C2=CC=C(C=C2)N=NC3=C(C4=C(C=C(C=C4C=C3S(=O)(=O)[O-])S(=O)(=O)[O-])N)O)N=NC5=C(C6=C(C=C(C=C6C=C5S(=O)(=O)[O-])S(=O)(=O)[O-])N)O.[Na+].[Na+].[Na+].[Na+]

C.I. Direct Blue 6(CAT: I024727) is a water-soluble azo dye commonly used in textile, paper, and leather industries for its bright blue color. Its chemical structure features diazo linkages, giving it strong binding properties with cellulose and protein-based fibers. Beyond industrial applications, C.I. Direct Blue 6 is utilized in research to study dye-fiber interactions, environmental dye degradation, and adsorption processes. Its environmental persistence and potential toxicity also make it a subject of interest in environmental studies, particularly in wastewater treatment and bioremediation efforts, where its degradation pathways and removal strategies are extensively explored.