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Glycine, N-[5-amino-4-[[7-[[4-[(4-amino-6-sulfo-1-naphthalenyl)azo]phenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]azo]-2-methylphenyl]-, trisodium salt

Glycine, N-[5-amino-4-[[7-[[4-[(4-amino-6-sulfo-1-naphthalenyl)azo]phenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]azo]-2-methylphenyl]-, trisodium salt Structure
Glycine, N-[5-amino-4-[[7-[[4-[(4-amino-6-sulfo-1-naphthalenyl)azo]phenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]azo]-2-methylphenyl]-, trisodium salt structure
CAS No.
6428-51-9
Chemical Name:
Glycine, N-[5-amino-4-[[7-[[4-[(4-amino-6-sulfo-1-naphthalenyl)azo]phenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]azo]-2-methylphenyl]-, trisodium salt
Synonyms
Direct Black 21;C.I.Direct Black 21:C.I.31580;Glycine, N-[5-amino-4-[[7-[[4-[(4-amino-6-sulfo-1-naphthalenyl)azo]phenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]azo]-2-methylphenyl]-, trisodium salt
CBNumber:
CB24758189
Molecular Formula:
C35H26N9Na3O9S2
Molecular Weight:
849.73515
MDL Number:
MOL File:
6428-51-9.mol
Request For Quotation

Glycine, N-[5-amino-4-[[7-[[4-[(4-amino-6-sulfo-1-naphthalenyl)azo]phenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]azo]-2-methylphenyl]-, trisodium salt Chemical Properties,Uses,Production

Preparation

N-(4-aminophenyl)acetamide diazo, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid, hydrolysis amido group, and a double nitride, first with 8-Aminonaphthalene-2-sulfonic acid coupling, again with N-(2-methyl-5-aminophenyl)glycine?coupling.

Properties and Applications

black. Soluble in water for blue-ray black. The strong sulfuric acid in dark green. The dye solution to join hydrochloric acid have blue-black precipitation; Add sodium hydroxide colored light red.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 2 2-3 2-3 1-2

Glycine, N-[5-amino-4-[[7-[[4-[(4-amino-6-sulfo-1-naphthalenyl)azo]phenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]azo]-2-methylphenyl]-, trisodium salt Preparation Products And Raw materials

Raw materials

1-Naphthylamine-7-sulfonic acid N-(2-methyl-5-aminophenyl)glycine 6-Amino-4-hydroxy-2-naphthalenesulfonic acid 4'-Aminoacetanilide

Preparation Products

6428-51-9(Glycine, N-[5-amino-4-[[7-[[4-[(4-amino-6-sulfo-1-naphthalenyl)azo]phenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]azo]-2-methylphenyl]-, trisodium salt)Related Search:

Direct Black 201 C.I. Direct Black 20, disodium salt 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]phenyl]azo]-4-hydroxy-, disodium salt Direct Black 196 Direct Black 199
Direct Black 198 Direct Black 202 DIRECT BLACK 22 Direct Black 197

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Direct Black 21 C.I.Direct Black 21:C.I.31580 Glycine, N-[5-amino-4-[[7-[[4-[(4-amino-6-sulfo-1-naphthalenyl)azo]phenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]azo]-2-methylphenyl]-, trisodium salt 6428-51-9