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C.I. Direct green 60

C.I. Direct green 60 Structure
C.I. Direct green 60 structure
CAS No.
6426-56-8
Chemical Name:
C.I. Direct green 60
Synonyms
Direct Green 60;C.I. Direct green 60;C.I.Direct Green 60:C.I.22315;Benzoic acid, 5-((4'-((1-amino-8-hydroxy-4,6-disulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-2-hydroxy-, trisodium salt
CBNumber:
CB92494761
Molecular Formula:
C29H22N5NaO10S2
Molecular Weight:
687.63
MDL Number:
MOL File:
6426-56-8.mol
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C.I. Direct green 60 Properties

EPA Substance Registry System C.I. Direct Green 60 (6426-56-8)

C.I. Direct green 60 Chemical Properties,Uses,Production

Preparation

4-(4-Aminophenyl)benzenamine double nitriding, first coupled with 2-Hydroxybenzoic acid, and then in acid conditions and 4-Amino-5-hydroxynaphthalene-1,7-disulfonic acid coupling.

Properties and Applications

dark yellow light green. Soluble in water for red light brown, not soluble in alcohol. The strong sulfuric acid in the navy for, for the shallow blue light gray after diluted. Dye with strong hydrochloric acid solution for dark blue light green, precipitation; Add thick sodium hydroxide solution for purplish red color, have precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4-5 4 3-4 3-4 4

C.I. Direct green 60 Preparation Products And Raw materials

Raw materials

N,N-methylenebis N'-1-(hydroxymethyl)-2,5-dioxo-4-imidazolidinyl urea Salicylic acid Benzidine

Preparation Products

6426-56-8(C.I. Direct green 60)Related Search:

C.I. Direct Green 92 DIRECT GREEN 8 DIRECT GREEN 89 5-[[4'-[[8-Amino-1-hydroxy-7-[(2-nitrophenyl)azo]-3,6-disulfo-2-naphtyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt Direct Green 85
Direct Green 83 Direct Green 97 DIRECT GREEN 96 4-Amino-3-[(2,5-dichlorophenyl)azo]-6-[[4'-[(3-methyl-4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-5-hydroxy-2,7-naphthalenedisulfonic acid disodium salt

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Benzoic acid, 5-((4'-((1-amino-8-hydroxy-4,6-disulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-2-hydroxy-, trisodium salt C.I. Direct green 60 C.I.Direct Green 60:C.I.22315 Direct Green 60 6426-56-8