Difluorocarbene chemistry: synthesis of gem-difluorocyclopropenylalkynes and 3,3,3′,3′-tetrafluorobicyclopropyl-1,1′-dienes

Novel gem-difluorocyclopropylalkynes and 3,3′-tetrafluorobicyclopropyl 1,1′-dienes were simply synthesized.