NEW PALLADIUM-CATALYZED ADDITION OF CYANOTRIMETHYLSILANE TO<i>F</i>-ALKYLATED 1-AZA-1,3-DIENES. A CONVENIENT ROUTE TO β,γ-UNSATURATED α-<i>F</i>-ALKYL-α-AMINO ACID PRECURSORS
作者:Yasuhiro Yamasaki、Takashige Maekawa、Takashi Ishihara、Teiichi Ando
DOI:10.1246/cl.1985.1387
日期:1985.9.5
2-F-Alkylated 1-aza-1,3-dienes, easily prepared from 1H-F-1-alkenephosphonates, smoothly underwent the addition of cyanotrimethylsilane in the presence of a catalytic amount of palladium(II) acetate or chloride to give β,γ-unsaturated α-F-alkyl-α-amino nitriles and/or γ-F-alkyl-γ-amino nitriles in good yields.
2-F-烷基化 1-氮杂-1,3-二烯,很容易从 1H-F-1-烯烃膦酸酯制备,在催化量的乙酸钯(II)或氯化钯(II)存在下顺利加入氰基三甲基硅烷,得到 β ,γ-不饱和α-F-烷基-α-氨基腈和/或γ-F-烷基-γ-氨基腈的产率良好。