Synonyms: | Benzopyran-3-carboxylic acid, (4H)-1-5,6,7,8-tetrahydro-2,4,4,7-tetramethyl-, ethyl ester;18600-02-7;AC1L3GVC;ethyl 2,4,4,7-tetramethyl-5,6,7,8-tetrahydro-4H-chromene-3-carboxylate;ethyl 2,4,4,7-tetramethyl-5,6,7,8-tetrahydrochromene-3-carboxylate |