Process for preparing perfluoro-.alpha.-(3,6-dimethyl-1,4-...

Details Process for preparing perfluoro-.alpha.-(3,6-dimethyl-1,4-... Process for preparing perfluoro-.alpha.-(3,6-dimethyl-1,4-...

C - Chemistry, Metallurgy

07

D

260/354.1

C07D 319/12 (2006.01)

Patent

CA 1084515

PROCESS FOR PREPARING PERFLUORO-?-(3,6-DIMETHYL-1,4- DIOXANYL-2-OXY)-PROPIONIC ACID FLUORIDE Abstract of the disclosure: By reacting an N-formylated secondary amine with hexa- fluoro epoxide in the presence of trisdimethyl amino difluoro- phosphorane or hexamethyl phosphoric acid triamide mixture can be obtained consistinc of perfluoro-?-(3,6-dimethyl-1,4-dioxa- nyl-2-oxy)-propionic acid fluoride and perfluoro-2-oxo-3,6-di- methyl-1,4-dioxane.

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