2-Naphthalenesulfonic acid, 5,5'-[(2,2'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-hydroxy-, disodium salt

CAS No.
6405-91-0
Chemical Name:
2-Naphthalenesulfonic acid, 5,5'-[(2,2'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-hydroxy-, disodium salt
Synonyms
Acid Red 173;C.I.Acid Red 173:C.I.23290;2-Naphthalenesulfonic acid, 5,5'-[(2,2'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-hydroxy-, disodium salt
CBNumber:
CB14749762
Molecular Formula:
C34H27N4NaO8S2
Molecular Weight:
706.72
MDL Number:
MOL File:
6405-91-0.mol

2-Naphthalenesulfonic acid, 5,5'-[(2,2'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-hydroxy-, disodium salt Chemical Properties,Uses,Production

Preparation

4-(4-Amino-2-methylphenyl)-3-methylbenzenamine double nitriding, and 6-Hydroxynaphthalene-2-sulfonic acid (2 Moore) coupled.

Properties and Applications

blue-ray red.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4 4 4 4 2 4

2-Naphthalenesulfonic acid, 5,5'-[(2,2'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-hydroxy-, disodium salt Preparation Products And Raw materials

Raw materials

Preparation Products

2-Naphthalenesulfonic acid, 5,5'-[(2,2'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-hydroxy-, disodium salt Acid Red 173 C.I.Acid Red 173:C.I.23290 6405-91-0