英文别名:
6-Methyl-2-oxo-2H-pyran-5-carboxylic acid methyl ester;Methyl 6-Methyl-2-Methylene-2H-pyran-5-carboxylate;Methyl 6-methyl-2-pyrone-5-carboxylate;Methyl 6-methyl-2-oxo-2H-pyran-5-carboxylate;2H-Pyran-5-carboxylic acid, 6-methyl-2-oxo-, methyl ester