英文别名2H-1-BENZOPYRAN-2-CARBOXYLIC ACID, 3,4-DIHYDRO-, ETHYL ESTER; 2-Chromancarboxylic acid ethyl ester; 2-Ethoxycarbonylchroman; Ethyl 2-chromancarboxylate; ethyl chromane-2-carboxylate; ETHYL3,4-DIHYDRO-2H-CHROMENE-2-CARBOXYLATE; ethyl 3,4-dihydro-2H-1-benzopyran-2-carboxylate; chroman-2-carboxylic acid ethyl ester; ethyl 2-chromanecarboxylate; ethyl 2,3-dihydrobenzopyran-2-carboxylate 
