???????? ?? ????????????? ?? ????????????? ?? ????????????? ETHYL PENTAFLUOROPROPIONYLACETATE Perfluoropropionic acid PENTAFLUOROPROPIONALDEHYDE HYDRATE, TECH. Perfluoropropionic anhydride Methyl pentafluoropropionate PENTAFLUOROPROPIONALDEHYDE HYDRATE,PENTAFLUOROPROPIONALDEHYDE MONOHYDRATE 1,1,1,2,2-PENTAFLUORO-6,6-DIMETHYL-3,5-HEPTANEDIONE 4,4,5,5,5-PENTAFLUORO-1-(4-METHOXY-PHENYL)-PENTANE-1,3-DIONE PENTAFLUOROPROPIONALDEHYDE ETHYL HEMIACETAL N-BUTYL PENTAFLUOROPROPIONATE 1,1,1,5,5,6,6,6-OCTAFLUORO-2,4-HEXANEDIONE METHYL PENTAFLUOROPROPIONYLACETATE 5,5,6,6,6-PENTAFLUOROHEXANE-2,4-DIONE T-BUTYL PENTAFLUOROPROPIONATE