1H-Pyrazole-3-carboxylic acid, 4-[(2-chloro-6-methylphenyl)azo]-1-(2-chloro-6-methyl-4-sulfophenyl)-4,5-dihydro-5-oxo-, 3-ethyl ester, sodium salt

CAS NO.：6826-59-1
Empirical Formula: C20H17Cl2N4NaO6S
Molecular Weight: 535.33295
EINECS: 614-391-6

What is 1H-Pyrazole-3-carboxylic acid, 4-[(2-chloro-6-methylphenyl)azo]-1-(2-chloro-6-methyl-4-sulfophenyl)-4,5-dihydro-5-oxo-, 3-ethyl ester, sodium salt?

Preparation

2-Chloro-6-methylbenzenamine?diazo, and 1-(2-Chloro-4-sulfo-6-methylphenyl)-5-pyrazolone-3-carboxylic acid ethyl ester?coupling.

Properties and Applications

Green light yellow. This article of Barium salt for bright green light yellow pigment, used in ink and wall paper shading, dye itself for green light yellow dye wallpaper.

Safety information for 1H-Pyrazole-3-carboxylic acid, 4-[(2-chloro-6-methylphenyl)azo]-1-(2-chloro-6-methyl-4-sulfophenyl)-4,5-dihydro-5-oxo-, 3-ethyl ester, sodium salt

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