Cyclic esters disubstituted with certain fluoro-substituted radicals

Claim 2

A 2,2-SISUBSTITUTED-1-OXA-3-HETEROCYCLOALKANONE SELECTED FROM THE CLASS CONSISTING OF 2,2-DISUBSTITUTED-1,3DIOXACYCLOPENTAN - 4 - ONES, 2,2 - DISUBSTITUTED-1,3-DIOXACYCLOHEXAN - 4 - ONES, 2,2 - DISUBSTITUTED-1-OXA-3-AZACYCLOPENTAN-5-ONES, 2,2-DISTRIBUTED-1-OXA-3-AZACYCLOHEXAN-6ONES, 2,2 - DISUBSTITUTED - 1-OXA-3-THIACYCLOPENTAN-5 ONES, AND 2,2 - DISUBSTITUTED-1-OXA-3-THIACYCLOHEXAN-6-ONES, THE TWO SUBSTITUENTS ON THE 2-CARBONS BEING SELECTED FROM THE CLASS CONSISTING OF WHOLLY CARBON CHAIN W-HYDROPERHALOHYDROCARBYL AND PERHALOHYDROCARBYL RADICALS OF NOT MORE THAN SIX CARBONS EACH, THE TOTAL CARBON CONTENT OF THE TWO SUBSTITUENTS BEING NOT MORE EIGHT CARBONS, AND IN THE CASE OF PERHALOHYDROCARBYL RADICALS THE SUBSTITUENTS CAN BE TOGETHER JOINED TO FORM A PERHOLOCARBOCYCLE OF FROM 5 TO 6 RING MEMBERS, THE HALOGEN SUBSTITUENTS IN SAID RADICALS BEING OF ATOMIC NUMBER FROM 9 TO 17, INCLUSIVE, AND THE A-CARBON OF EACH OF SAID TWO RADICALS CARRYING AT LEAST ONE FLUORINE ATOM, ANY SUBSTITUENTS ON THE REMAINING RING CARBONS BEING HYDROCARBYL RADIALS FREE OF ALIPHATIC UNSATURATION AND CONTAINING A TOTAL OF NO MORE THAN EIGHT CARBON ATOMS, EACH HYDROCARBYL RADICAL HAVING NO MORE THAN SIX CARBONS.