6402-06-8

Einecs 229-016-8 Carbethoxy pyrazole acid 1-(4-Sulfophenyl)-3-ethoxycarbonyl-5(4H)-pyrazolone 4-(3-carbethoxy-5-keto-4H-pyrazol-1-yl)benzenesulfonic acid 4-(3-ethoxycarbonyl-5-oxo-4H-pyrazol-1-yl)benzenesulfonic acid 3-ethyl 4,5-dihydro-5-oxo-1-(4-sulphophenyl)-1H-pyrazole-3-c... 4-(3-(ethoxycarbonyl)-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid 4,5-Dihydro-5-oxo-1-(4-sulfophenyl)-1H-pyrazole-3-carboxylic acid 3-ethyl ester 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-, 3-ethyl ester