英文别名5-tert-butyl-2h-pyrazole-3-carboxylic acid ethyl ester; 1H-pyrazole-5-carboxylic acid,3-(1,1-dimethylethyl)-,eth; ETHYL 3-T-BUTYL-5-PYRAZOLECARBOXYLATE; 1H-pyrazole-5-carboxylic acid,3-(1,1-dimethylethyl)-,ethyl ester; Ethyl 3-tert-butyl-1h pyrazole-5-formate 
