4-[(4-Amino-2-chloro-5-methoxyphenyl)azo]-2-ethoxy-2'-hydroxy-[1,1'-azobisnaphthalene]-6,6'-disulfonic acid disodium salt

CAS NO.：6369-27-3
Molecular Weight: 0

What is 4-[(4-Amino-2-chloro-5-methoxyphenyl)azo]-2-ethoxy-2'-hydroxy-[1,1'-azobisnaphthalene]-6,6'-disulfonic acid disodium salt?

Preparation

2′-Methoxy-4′-amino-5′-chlorooxanilic acid diazo, and 5-Amino-7-ehtoxy-2-naphthalenesulfonic acid coupling, product to diazo, and 6-Hydroxynaphthalene-2-sulfonic acid coupling, and then 2-(4-Aminophenylamino)-2-oxoacetic acid hydrolysis base.

Properties and Applications

blue. Soluble in water for hidden cyan, soluble in ethanol to blue. The strong sulfuric acid in the dark for, for the red light purple diluted. The dye solution to join strong hydrochloric acid for red light purple, have precipitation; With strong sodium hydroxide solution for purple, have precipitation.

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

Safety information for 4-[(4-Amino-2-chloro-5-methoxyphenyl)azo]-2-ethoxy-2'-hydroxy-[1,1'-azobisnaphthalene]-6,6'-disulfonic acid disodium salt

New Products

(R)-3-Aminobutanenitrile Hydrochloride 4-Aminotetrahydropyran-4-carbonitrile Hydrochloride 4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID HCL 4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID 1,4-Dioxa-8-azaspiro[4.5]decane 5-Bromo-2-nitropyridine SODIUM AAS SOLUTION ZINC AAS SOLUTION BUFFER SOLUTION PH 10.0(BORATE) GOOCH CRUCIBLE SINTERED AQUANIL 5 BERYLLIUM AAS SOLUTION XANTHAN GUM Racecadotril SODIUM VALPROATE Diclofenac Sodium Methylcobalamin (vitamin B12) SODIUM METHYL PARABEN Folic Acid Impurity G Dabigatran Acyl-O2-D-Glucuronide Trifluoroacetic Acid Salt Glycopyrronium Bromide EP Impurity I Eltrombopag N-Oxide Impurity Di-Nitroso Acyclovir Impurity K DLRD N-Oxide

Related products of tetrahydrofuran

trisodium 8-[[4-[(4-aminophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[(2-hydroxy-6-sulphonatonaphthyl)azo]naphthalene-2-sulphonate

Direct blue 116 (C.I. 27980)

Direct Blue 120:2

4-[(4-Amino-2-methyl-5-methoxyphenyl)azo]-1'-hydroxy-[1,2'-azobisnaphthalene]-4',6-disulfonic acid disodium salt

DIRECT BLUE 120

Direct Blue 111

4-[[4-[(4-Aminophenyl)azo]-7-sodiosulfo-1-naphthalenyl]azo]-2'-hydroxy[1,1'-azobisnaphthalene]-6,6'-disulfonic acid disodium salt

OXAMINE BLUE B