2-Naphthalenesulfonic acid, 5,5'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-amino-4-hydroxy-, disodium salt

CAS No.
6473-24-1
Chemical Name:
2-Naphthalenesulfonic acid, 5,5'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-amino-4-hydroxy-, disodium salt
Synonyms
Direct Violet 37;C.I.Direct Violet 37:C.I.24370;2-Naphthalenesulfonic acid, 5,5'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-amino-4-hydroxy-, disodium salt
CBNumber:
CB94766091
Molecular Formula:
C34H29N6NaO10S2
Molecular Weight:
768.75
MDL Number:
MOL File:
6473-24-1.mol

2-Naphthalenesulfonic acid, 5,5'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-amino-4-hydroxy-, disodium salt Chemical Properties,Uses,Production

Preparation

3,3′-Dimethoxylbenzidine double nitriding, in acid conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid??(2 Moore) coupled.

Properties and Applications

blue purple.

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

2-Naphthalenesulfonic acid, 5,5'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-amino-4-hydroxy-, disodium salt Preparation Products And Raw materials

Raw materials

Preparation Products

2-Naphthalenesulfonic acid, 5,5'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-amino-4-hydroxy-, disodium salt Direct Violet 37 C.I.Direct Violet 37:C.I.24370 6473-24-1