Mordant Black 56

Mordant Black 56 Structure
CAS No.
5851-02-5
Chemical Name:
Mordant Black 56
Synonyms
C.I. 16710;MORDANT BLACK 56;Magracrom Grey AN;Orthochrome Grey GR;Acid Chrome Grey AN;Acid Chrome Grey GR;C.I.Mordant Black 56;Acid mordant Black 56;C.I.Mordant Black 56:C.I.16710;5-[(5-Chloro-2-hydroxyphenyl)azo]-4,6-dihydroxy-2-naphthalenesulfonic acid sodium salt
CBNumber:
CB2967613
Molecular Formula:
C16H12ClN2NaO6S
Molecular Weight:
418.78
MOL File:
5851-02-5.mol
MSDS File:
SDS

Mordant Black 56 Chemical Properties,Uses,Production

Preparation

2-Amino-4-chlorophenol diazotization, and 4,6-Dihydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

blue light grey to green black. Soluble in water for purple. In concentrated sulfuric acid for the blue black, dilution after red light purple; In concentrated hydrochloric acid for purple solution; In the sodium hydroxide solution for red purple..

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4-5 5 4-5 4-5 4-5 5

Mordant Black 56 Preparation Products And Raw materials

Raw materials

Preparation Products

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5-[(5-Chloro-2-hydroxyphenyl)azo]-4,6-dihydroxy-2-naphthalenesulfonic acid monosodium salt Acid Chrome Grey AN 5-[(5-Chloro-2-hydroxyphenyl)azo]-4,6-dihydroxy-2-naphthalenesulfonic acid sodium salt C.I.Mordant Black 56 Acid Chrome Grey GR C.I. 16710 Magracrom Grey AN Orthochrome Grey GR Acid mordant Black 56 MORDANT BLACK 56 C.I.Mordant Black 56:C.I.16710 5851-02-5