Synonyms: 4H-1-Benzopyran-2-carboxylic acid, 2,3,4a,8a-tetrahydro-7-hydroxy-4-oxo-, acetate (ester);7-Hydroxy-4-oxo-2,3,4a,8a-tetrahydro-4H-1-benzopyran-2-carboxylic acid acetate (ester);60722-23-8;AC1L29TC;LS-39250;2-oxoethyl 7-hydroxy-4-oxo-2,3,4a,8a-tetrahydrochromene-2-carboxylate;2-oxoethyl 7-hydroxy-4-oxo-3,4,4a,8a-tetrahydro-2H-chromene-2-carboxylate