英文别名:
ETHYL 5-METHOXY-4-OXO-1,4-DIHYDRONAPHTHALENE-2-CARBOXYLATE;ETHYL 5-METHOXY-4-OXO-4H-CHROMENE-2-CARBOXYLATE;5-methoxy-4-oxo-4h-1-benzopyran-2-carboxylicaciethylester;ethyl5-methoxy-4-oxo-4h-1-benzopyran-2-carboxylate;4H-1-Benzopyran-2-carboxylic acid, 5-methoxy-4-oxo-, ethyl ester