2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt

CAS No.
6417-28-3
Chemical Name:
2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt
Synonyms
Direct Red 147;C.I.Direct Red 147:C.I.17800;2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt
CBNumber:
CB14750737
Molecular Formula:
C30H22N6Na2O9S2
Molecular Weight:
720.64002
MDL Number:
MOL File:
6417-28-3.mol

2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt Chemical Properties,Uses,Production

Preparation

2-Amino-5-(4-nitrobenzamido)benzenesulfonic acid diazo, and 6-(4-Nitrobenzamido)-1-naphthol-3-sulfonic acid?coupling, then use the method will nitro reduction.

Properties and Applications

blue light pink. Soluble in water for red, slightly soluble in ethanol is shallow orange. The strong sulfuric acid to red light purple, diluted is shallow orange. The dye solution to join strong hydrochloric acid for red; Add thick sodium hydroxide solution for orange brown.

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

2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt Preparation Products And Raw materials

2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt C.I.Direct Red 147:C.I.17800 Direct Red 147 6417-28-3