4-Hydroxy-7-phenylamino-3-[[5-methyl-4-[(4-methyl-2-sodiosulfophenyl)azo]-2-methoxyphenyl]azo]naphthalene-2-sulfonic acid sodium salt

CAS No.
6227-17-4
Chemical Name:
4-Hydroxy-7-phenylamino-3-[[5-methyl-4-[(4-methyl-2-sodiosulfophenyl)azo]-2-methoxyphenyl]azo]naphthalene-2-sulfonic acid sodium salt
Synonyms
C.I.27900;Direct Violet 40;C.I.Direct Violet 40;Diaphtamine Light Violet 3BL;C.I.Direct Violet 40:C.I.27900;4-Hydroxy-7-phenylamino-3-[[5-methyl-4-[(4-methyl-2-sodiosulfophenyl)azo]-2-methoxyphenyl]azo]naphthalene-2-sulfonic acid sodium salt
CBNumber:
CB92236592
Molecular Formula:
Molecular Weight:
0
MDL Number:
MOL File:
6227-17-4.mol

4-Hydroxy-7-phenylamino-3-[[5-methyl-4-[(4-methyl-2-sodiosulfophenyl)azo]-2-methoxyphenyl]azo]naphthalene-2-sulfonic acid sodium salt Chemical Properties,Uses,Production

Preparation

2-Amino-5-methylbenzenesulfonic acid diazo, and 2-Amino-4-methylanisole coupling, its product to diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.

Properties and Applications

blue purple. Soluble in water and ethanol, slightly soluble in acetone. The strong sulfuric acid solution for blue-ray green; In nitric acid solution for orange brown. Add sodium hydroxide solution for purple dye.

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

4-Hydroxy-7-phenylamino-3-[[5-methyl-4-[(4-methyl-2-sodiosulfophenyl)azo]-2-methoxyphenyl]azo]naphthalene-2-sulfonic acid sodium salt Preparation Products And Raw materials

4-Hydroxy-7-phenylamino-3-[[5-methyl-4-[(4-methyl-2-sodiosulfophenyl)azo]-2-methoxyphenyl]azo]naphthalene-2-sulfonic acid sodium salt C.I.27900 C.I.Direct Violet 40 Diaphtamine Light Violet 3BL Direct Violet 40 C.I.Direct Violet 40:C.I.27900 6227-17-4