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CAS号: 1291177-22-4 英文名称: 4-bromo-3-ethyl-1H-pyrazole-5-carboxylic acid 英文同义词: 4-Bromo-5-ethyl-2H-pyrazole-3-carboxylic acid;4-bromo-3-ethyl-1H-pyrazole-5-carboxylic acid;1H-Pyrazole-3-carboxylic acid, 4-bromo-5-ethyl- 中文名称: 中文同义词: 分子式: C6H7BrN2O2 分子量: 219.04