disodium hydrogen bis[4-amino-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-1-sulphonato(3-)]chromate(3-)

CAS NO.：10241-27-7
Empirical Formula: C32H16CrN10O16S22Na
Molecular Weight: 934.63
EINECS: 2335795

What is disodium hydrogen bis[4-amino-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-1-sulphonato(3-)]chromate(3-)?

Preparation

2-Amino-4,6-dinitrophenol diazo, and 4-Aminonaphthalene-1-sulfonic acid coupling, and then under some pressure in aqueous solution, will product (C.I. 13360) and formic acid chromium heating complexation to form chromium complex.

Properties and Applications

dark blue light green. Soluble in water for SAP green. In water solution to join sodium hydroxide discoloration.

Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
Standard	Light Fastness	Fading	Stain	Persperation Fastness	Fading	Stain	Fading	Stain
ISO	5-6	4	5	4-5	1-2		4-5	5
AATCC	5-6	4-5	4-5	5

Properties of disodium hydrogen bis[4-amino-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-1-sulphonato(3-)]chromate(3-)

EPA Substance Registry System

Chromate(3-), bis[4-(amino-.kappa.N)-3-[[2-(hydroxy-.kappa.O)-3,5-dinitrophenyl]azo-.kappa.N1]-1-naphthalenesulfonato(3-)]-, disodium hydrogen (10241-27-7)

Safety information for disodium hydrogen bis[4-amino-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-1-sulphonato(3-)]chromate(3-)

Computed Descriptors for disodium hydrogen bis[4-amino-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-1-sulphonato(3-)]chromate(3-)

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