DEFLUORINATIVE COUPLING REACTIONS OF<i>gem</i>-DIFLUOROOLEFINS WITH ORGANOLITHIUM REAGENTS. NOVEL, FACILE METHODS FOR CHAIN ELONGATIONS OF ALDEHYDES LEADING TO AMIDES, ACETYLENES, AND KETONES
作者:Sei-ichi Hayashi、Takeshi Nakai、Nobuo Ishikawa
DOI:10.1246/cl.1980.935
日期:1980.8.5
Three types of coupling reactions of gem-difluoroolefins derived easily from aldehydes with lithium reagents (R′Li and R′2NLi) are described which constitute the facile procedures for conversions of aldehydes (RCHO) to amides (RCH2CONR′2), acetylenes (R–C≡C–R′), and ketones (RCH2COR′).