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5-[[4'-[(2-Amino-5-hydroxy-7-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid sodium salt

5-[[4'-[(2-Amino-5-hydroxy-7-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid sodium salt Structure
5-[[4'-[(2-Amino-5-hydroxy-7-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid sodium salt structure
CAS No.
6426-54-6
Chemical Name:
5-[[4'-[(2-Amino-5-hydroxy-7-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid sodium salt
Synonyms
C.I.22305;Direct Red 29;C.I.Direct Red 29;Enianil Fast Red 3B;C.I.Direct Red 29:C.I.22305;5-[[4'-[(2-Amino-5-hydroxy-7-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid sodium salt;Benzoic acid, 5-((4'-((2-amino-5-hydroxy-7-sulfo-1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-2-hydroxy-, disodium salt
CBNumber:
CB82166368
Molecular Formula:
C29H18N5Na3O7S
Molecular Weight:
649.51683
MDL Number:
MOL File:
6426-54-6.mol
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5-[[4'-[(2-Amino-5-hydroxy-7-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid sodium salt Properties

EPA Substance Registry System C.I. Direct Red 29 (6426-54-6)

5-[[4'-[(2-Amino-5-hydroxy-7-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid sodium salt Chemical Properties,Uses,Production

Preparation

4-(4-Aminophenyl)benzenamine double nitriding, first with 2-Hydroxybenzoic acid coupling, and then in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

Claret

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
AATCC 5 4 2 1-2

5-[[4'-[(2-Amino-5-hydroxy-7-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid sodium salt Preparation Products And Raw materials

Raw materials

Salicylic acid Benzidine J acid

Preparation Products

6426-54-6(5-[[4'-[(2-Amino-5-hydroxy-7-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid sodium salt)Related Search:

Direct Red 262 Direct Red 261 Direct Red 265 BENZOPURPURIN 4B Direct Red 266
Direct Red 264 Direct Red 277 C.I. Direct Red 260 Congo Red

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5-[[4'-[(2-Amino-5-hydroxy-7-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid sodium salt C.I.22305 C.I.Direct Red 29 Enianil Fast Red 3B Benzoic acid, 5-((4'-((2-amino-5-hydroxy-7-sulfo-1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-2-hydroxy-, disodium salt C.I.Direct Red 29:C.I.22305 Direct Red 29 6426-54-6