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2-Naphthalenesulfonic acid, 6-amino-3-[[4-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]phenyl]azo]-2-methoxy-5-methylphenyl]azo]-4-hydroxy-, disodium salt

Basic information Safety Supplier Related

2-Naphthalenesulfonic acid, 6-amino-3-[[4-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]phenyl]azo]-2-methoxy-5-methylphenyl]azo]-4-hydroxy-, disodium salt Basic information

Product Name:
2-Naphthalenesulfonic acid, 6-amino-3-[[4-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]phenyl]azo]-2-methoxy-5-methylphenyl]azo]-4-hydroxy-, disodium salt
Synonyms:
  • 2-Naphthalenesulfonic acid, 6-amino-3-[[4-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]phenyl]azo]-2-methoxy-5-methylphenyl]azo]-4-hydroxy-, disodium salt
  • C.I.Direct Black 1:C.I.31595
CAS:
8003-68-7
MW:
0
EINECS:
616-817-6
Mol File:
Mol File
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2-Naphthalenesulfonic acid, 6-amino-3-[[4-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]phenyl]azo]-2-methoxy-5-methylphenyl]azo]-4-hydroxy-, disodium salt Usage And Synthesis

Preparation

4-Nitrobenzenamine diazo, and 2-Amino-4-methylanisole matches, will the nitro reduction for amino, product double nitriding, first and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, and then in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? coupling.

Properties and Applications

black.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 2 5 3 1 1-2

2-Naphthalenesulfonic acid, 6-amino-3-[[4-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]phenyl]azo]-2-methoxy-5-methylphenyl]azo]-4-hydroxy-, disodium saltSupplier