85631-88-5

Basic information

• Product Name: Direct Black 168
• Synonyms: trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate;C.I.DirectBlack168;2,7-Naphthalenedisulfonic acid, 4-amino-3-4-4-(2-amino-4-hydroxyphenyl)azophenylamino-3-sulfophenylazo-5-hydroxy-6-(phenylazo)-, trisodium salt;Black SB;Direct Black SB;Appolo Leather Black PAN;Baycolor Black HEF;Covalene Black SB
• CAS NO: 85631-88-5
• Molecular Formula: C34H24N9Na3O11S3
• Molecular Weight: 899.77237
• EINECS: 288-038-6
• Product Categories: Dyes and Pigments
• Mol File: 85631-88-5.mol
• Article Data: 0

Chemical Properties

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Appearance: /
• Density: g/cm³
• Storage Temp.: Amber Vial, -20°C Freezer, Under inert atmosphere
• Solubility: DMSO (Slightly), Methanol (Slightly), Water (Slightly)
• Stability: Light Sensitive
• CAS DataBase Reference: Direct Black 168(CAS DataBase Reference)
• NIST Chemistry Reference: Direct Black 168(85631-88-5)
• EPA Substance Registry System: Direct Black 168(85631-88-5)

Safety Data

• Hazardous Substances Data: 85631-88-5(Hazardous Substances Data)

Usage

Description

Direct Black 168 is an organic azo dye characterized by its deep black color and high affinity for various substrates.
Used in Textile Industry:
Direct Black 168 is used as a dyeing agent for coloring materials such as leather, providing a rich and long-lasting black hue.
Used in Ink Industry:
Direct Black 168 is used as a pigment in inks, particularly for inkjet printers, ensuring consistent color output and high-quality printing results.

InChI:InChI=1/C34H27N9O11S3.3Na/c35-24-17-23(44)11-13-25(24)41-38-21-8-6-19(7-9-21)37-26-12-10-22(16-27(26)55(46,47)48)40-42-32-28(56(49,50)51)14-18-15-29(57(52,53)54)33(34(45)30(18)31(32)36)43-39-20-4-2-1-3-5-20;;;/h1-17,37-39H,35-36H2,(H,46,47,48)(H,49,50,51)(H,52,53,54);;;/q;3*+1/p-3/b41-25+,42-40+,43-33-;;;