英文别名methyl 5,6--dihydro-4H-pyran-3-carboxylate; 2H-pyran-5-carboxylic acid, 3,4-dihydro-, methyl ester; 3,4-Dihydro-2H-pyran-5-carboxylic acid methyl ester; 2H-Pyran-5-carboxylic acid,3,4-dihydro-,methyl ester; 5,6-Dihydro-4H-pyran-3-carbonsaeure-methylester; 5,6-dihydro-4H-pyran-3-carboxylic acid methyl ester 
