1(2H)-Pyridineacetic acid, 3,5-dichloro-2-oxo-, ethyl ester 25177-50-8 3,5-Dichloro-2-oxo-1(2H)-pyridineacetic acid ethyl ester 4-21-00-03386 (Beilstein Handbook Reference) BRN 0188315 Ethyl 3,5-dichloro-2-pyridone-1-acetate