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

CAS No.
6459-88-7
Chemical Name:
6-Amino-4-hydroxy-5-[[4'-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2-sulfonic acid sodium salt
Synonyms
C.I.22450;Direct Violet 42;Oxydiamine Violet B;C.I.Direct Violet 42;C.I.Direct Violet 42:C.I.22450;6-Amino-4-hydroxy-5-[[4'-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2-sulfonic acid sodium salt;1-Naphthalenesulfonic acid, 3-((4'-((2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, disodium salt
CBNumber:
CB22204222
Molecular Formula:
C32H24N5NaO8S2
Molecular Weight:
693.68
MDL Number:
MOL File:
6459-88-7.mol

6-Amino-4-hydroxy-5-[[4'-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2-sulfonic acid sodium salt Properties

EPA Substance Registry System C.I. Direct Violet 42 (6459-88-7)

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

Preparation

4-(4-Aminophenyl)benzenamine double nitriding, And 4-Hydroxynaphthalene-1-sulfonic acid and in acetic acid medium, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? coupling.

Properties and Applications

purple. Soluble in water for red light purple, soluble in alcohol. In the strong sulfuric acid as dark blue, diluted red for sauce. The dye solution to join strong hydrochloric acid for dark purple; Add thick sodium hydroxide solution for red wine.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 4-5 2 2-3 2-3

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

6-Amino-4-hydroxy-5-[[4'-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2-sulfonic acid sodium salt C.I.22450 C.I.Direct Violet 42 Oxydiamine Violet B 1-Naphthalenesulfonic acid, 3-((4'-((2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, disodium salt C.I.Direct Violet 42:C.I.22450 Direct Violet 42 6459-88-7