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CAS号: 49652-51-9 英文名称: 5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid methyl ester 英文同义词: Methyl 5-hydroxy-4-oxo-pyran-2-carboxylate;5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid methyl ester;4H-Pyran-2-carboxylic acid, 5-hydroxy-4-oxo-, methyl ester 中文名称: 5-羟基-4-氧代-吡喃-2-甲酸甲酯 中文同义词: 5-羟基-4-氧代-吡喃-2-甲酸甲酯 分子式: C7H6O5 分子量: 170.12