A CONVENIENT SYNTHESIS OF ACETYLENIC KETONES FROM β-DIKETONES USING α,α-DIFLUOROALKYLAMINES AND FREEZE-DRIED POTASSIUM FLUORIDE

Article abstract of DOI:10.1246/cl.1980.1327

α,α-Difluoroalkylamines, such as 1-diethylamino-2-chloro-1,1,2-trifluoroethane (1) and 1-diethylamino-1,1,2,3,3,3-hexafluoropropane (2), were found to be useful dehydrating agents for the sysnthesis of acetylenic ketones from β-diketones in the presence o