Synonyms: Ethyl4,4,5,5,5-pentafluoro-3-oxovalerate;Ethyl pentafluoropropionylacetate;Ethyl4,4,5,5,5-pentafluoro-3-oxopentanoate;Valericacid, 4,4,5,5,5-pentafluoro-3-oxo-, ethyl ester (6CI,8CI);4,4,5,5,5-Pentafluoro-3-oxopentanoic acid ethyl ester;4,4,5,5,5-Pentafluoro-3-oxovaleric acid ethyl ester;Ethyl3-oxo-4,4,5,5,5-pentafluoropentanoate;