英文别名:
3-Hydroxy-5-Methyl-pyrazole-1-carboxylic acid tert-butyl ester;tert-Butyl 3-hydroxy-5-Methyl-1H-pyrazole-1-carboxylate;1H-Pyrazole-1-carboxylic acid, 2,3-dihydro-5-methyl-3-oxo-,1,1-dimethylethyl ester;tert-butyl 3-methyl-5-oxo-1H-pyrazole-2-carboxylate