10077-96-0 2,3-Dimethyl-5-oxo-3-pyrazoline-4-carbamic acid methyl ester 3-Pyrazoline-4-carbamic acid, 2,3-dimethyl-5-oxo-, methyl ester 4-Carbomethoxyamino-2,3-dimethyl-1-phenylpyrazol-5-one 5-25-14-00106 (Beilstein Handbook Reference) BRN 0276625