Ethyl 2,2,3,3,3-pentafluoropropanoate426-65-332 % similar Pivaloylacetonitrile59997-51-231 % similar 3,3,3-Trifluoro-2,2-dimethylpropanoic acid889940-13-031 % similar Dimethyl hexafluoroglutarate1513-62-831 % similar Dimethyl perfluorohexanedioate3107-98-031 % similar 1,1,1-Trifluoroacetylacetone367-57-731 % similar Methyl 2,2,3,3,3-pentafluoropropanoate378-75-631 % similar 4,4,5,5,6,6,6-Heptafluorohexanoic acid356-02-530 % similar