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

CAS NO.：2609-87-2
Molecular Weight: 0

What is 6,6'-[(3,3'-Dimethyl-1,1'-biphenyl-4,4'-diyl)bis(azo)]bis[4-amino-5-hydroxy-1-naphthalenesulfonic acid]disodium salt?

Preparation

3,3′-Dimethylbenzidine double nitriding, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-1-sulfonic acid (2 Moore) coupled

Properties and Applications

olourful green light blue. Soluble in water for violet blue, soluble in ethanol for blue: the strong sulfuric acid for blue, purple for blu-ray diluted. The dye solution to join strong hydrochloric acid have dark purple precipitation; Add thick sodium hydroxide solution the same color

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	4-5	4	1	1-2		2

Safety information for 6,6'-[(3,3'-Dimethyl-1,1'-biphenyl-4,4'-diyl)bis(azo)]bis[4-amino-5-hydroxy-1-naphthalenesulfonic 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 AMOXICILLIN (AMOXYCILLIN) TRIHYDRATE ACICLOVIR AMLODIPINE SODIUM METHYL PARABEN Methylcobalamin (vitamin B12) SODIUM VALPROATE 5-Fluoro-2-iodo-3-methylaniline Ethyl 3-(furan-2-yl)-3-hydroxypropanoate 1-Methyl-6-oxo-1,6-dihydropyridazine-3-carbonitrile 3-Bromo-2-hydroxybenzeneacetic acid 5-Iodo-3-methyl-2-nitropyridine 1-(3-Chloro-2-hydroxyphenyl)-2-propanone

Related products of tetrahydrofuran

6'-Amino-1'-hydroxy-4-[[4-[(3-sodiosulfophenyl)azo]-1-naphthalenyl]azo][1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt

Direct blue 126 (C.I. 34010)

DIRECT BLUE 25

CHLORAZOL BLUE RW

5-Amino-4-hydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt

7'-Amino-4-[[4-[(4-aminophenyl)azo]-6-sodiosulfo-1-naphthalenyl]azo]-1'-hydroxy[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt

Direct blue 26, trisodium salt

2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-, trisodium salt