Direct Black 168 (tech grade)

CAS: 85631-88-5

Ref. TR-D494820

Product Information

• Name: Direct Black 168 (tech grade)
• Synonyms: 4-amino-3-[2-[4-[[4-[2-(2-amino-4-hydroxyphenyl)diazenyl]phenyl]amino]-3-sulfophenyl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-2,7-Naphthalenedisulfonic acid sodium salt, 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulfophenyl]azo]-5-hydroxy-6-(phenylazo)-2,7-Naphthalenedisulfonic acid trisodium salt, C.I. 335475, C.I. Direct Black 168, Coriacide Black SB, Derma Carbon NBS, Direct Black H 8F-SF-VP132, Direct Black HEF Liq., Direct Black HEF-SF, Duasyn Black HEF-SF Liquid, Duasyn Direct Black HEF, Duasyn Direct Black HEF-SF, 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), 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulfophenyl]azo]-5-hydroxy-6-(phenylazo)-, trisodium salt, Direct Black SB, trisodium (3E)-5-amino-6-{(E)-[4-({4-[(2E)-2-(2-amino-4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-4-oxo-3-(2-phenylhydrazinylidene)-3,4-dihydronaphthalene-2,7-disulfonate
• CAS: 85631-88-5
• Brand: TRC

Chemical properties

• Molecular weight: 899.772
• Formula: C₃₄H₂₇N₉Na₃O₁₁S₃
• Color/Form: Black
• InChI: InChI=1S/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-