1H-Indolesulfonic acid, 3,3'-[carbonylbis(imino-4,1-phenyleneazo)]bis[2-methyl-, disodium salt
- CAS NO.:1324-42-1
- Molecular Weight: 0
- EINECS: 603-592-4
What is 1H-Indolesulfonic acid, 3,3'-[carbonylbis(imino-4,1-phenyleneazo)]bis[2-methyl-, disodium salt?
Preparation
N-(4-aminophenyl)acetamide diazo, and 2-Methyl-1H-indole-5-sulfonic acid?coupling, and then will the hydrolysis of amino acylation, again will get the amino nitrogen compounds for light accidentally gasification.
Properties and Applications
dark yellow. Soluble in water for golden brown, and adequate soluble in ethanol olive yellow. The strong sulfuric acid for yellow brown, after dilution is purple. Dye with strong hydrochloric acid solution for the red light brown, have precipitation; Add thick sodium hydroxide solution for gold orange.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
ISO | 1 | 5 | 1 | 1-2 | 2 |
Safety information for 1H-Indolesulfonic acid, 3,3'-[carbonylbis(imino-4,1-phenyleneazo)]bis[2-methyl-, disodium salt
New Products
4-Aminotetrahydropyran-4-carbonitrile Hydrochloride (R)-3-Aminobutanenitrile Hydrochloride 4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID HCL 4-(Dimethylamino)tetrahydro-2H-pyran-4-carbonitrile 3-((Dimethylamino)methyl)-5-methylhexan-2-one oxalate 1,4-Dioxa-8-azaspiro[4.5]decane 5-Bromo-2-nitropyridine Nimesulide BP Aceclofenac IP/BP/EP Diclofenac Sodium IP/BP/EP/USP Mefenamic Acid IP/BP/EP/USP Ornidazole IP Diclofenac Potassium SODIUM AAS SOLUTION ZINC AAS SOLUTION BUFFER SOLUTION PH 10.0(BORATE) GOOCH CRUCIBLE SINTERED AQUANIL 5 BERYLLIUM AAS SOLUTION 2-Bromo-1-(bromomethyl)-3-chloro-5-nitrobenzene 2-Bromo-3-nitroaniline N-(3-Hydroxypropyl)-N-methylacetamide 3-Bromo-6-chloropyridazine 4-ethyl-3-nitrobenzoic acidRelated products of tetrahydrofuran
DIRECT YELLOW 127
Direct Yellow 137
Direct Yellow 132
sodium 2'-[4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]phenyl]-6-methyl[2,6'-bibenzothiazole]-7-sulphonate
Direct Yellow 12
disodium 3,3'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[benzenesulphonate]
DIRECT YELLOW 130
Direct Yellow 120
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