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CAS号: 54396-24-6 英文名称: Ethyl 6-methyl-2-oxo-2H-chromene-3-carboxylate 英文同义词: Ethyl 6-methyl-2-oxo-2H-chromene-3-carboxylate;6-methyl-2-oxo-2H-1-benzopyran-3-carboxylic acid ethyl ester;2H-1-Benzopyran-3-carboxylic acid, 6-methyl-2-oxo-, ethyl ester 中文名称: 中文同义词: 分子式: C13H12O4 分子量: 232.23