3-甲基吡唑-5-甲酸乙酯英文名称:Ethyl 3-methyl-1H-pyrazole-5-carboxylateCAS号:4027-57-0分子式:C7H10N2O2分子量:154.173-溴异噁唑-5-羧酸英文名称:3-BROMOISOXAZOLE-5-CARBOXYLIC ACIDCAS号:6567-35-7分子式:C4H2BrNO3分子量:191.97