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CAS号: 94199-66-3 英文名称: 2-methyl-4-oxo-4H-pyran-3-yl 2-methyl-pent-2-en-1-oate 英文同义词: (2-methyl-4-oxopyran-3-yl) (E)-2-methylpent-2-enoate;2-methyl-4-oxo-4H-pyran-3-yl 2-methyl-pent-2-en-1-oate;2-Methyl-2-pentenoic acid 2-methyl-4-oxo-4H-pyran-3-yl ester 中文名称: 中文同义词: 分子式: C12H14O4 分子量: 222.23716