((2,3-Dimethyl-4-oxo-4H-1-benzopyran-6-yl)oxy)acetic acid ethyl ester 102585-48-8 2,3-Dimetilcromon-6-ossiacetato di etile [Italian] 4-18-00-00373 (Beilstein Handbook Reference) ACETIC ACID, ((2,3-DIMETHYL-4-OXO-4H-1-BENZOPYRAN-6-YL)OXY)-, ETHYL ESTER BRN 0248022 REC 1-0179