Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name: 4-(3-(Ethoxycarbonyl)-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid

CA Name: 1H-Pyrazole-3-carboxylic acid,4,5-dihydro-5-oxo-1 -(4-sulfophenyl)-,3-ethyl ester

Molecular Structure:

4-(3-(Ethoxycarbonyl)-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid,1H-Pyrazole-3-carboxylic acid,4,5-dihydro-5-oxo-1 -(4-sulfophenyl)-,3-ethyl ester,CAS 6402-06-8,312.30,C12H12N2O6S

Molecular Formula:C₁₂H₁₂N₂O₆S

Molecular Weight: 312.30

CAS Registry Number: 6402-06-8

List of synthetic dyes :

C.I.Acid Orange 137