Pyrrolidine ring formation by a new base-promoted 1,3-dipolar cycloaddition of N-(phenylthiomethyl) amino acid esters
作者:Nobuyuki Imai、Yoshiyasu Terao、Kazuo Achiwa、Minoru Sekiya
DOI:10.1016/s0040-4039(01)90015-2
日期:1984.1
N-Phenylthiomethyl derivatives of α-amino acid esters are attacked by α,β-unsaturated carboxylates in the presence of sodium hydride, undergoing 1,3-dipolar cycloaddition to give pyrrolidines.
α-氨基酸酯的N-苯硫基甲基衍生物在氢化钠存在下被α,β-不饱和羧酸盐攻击,经历1,3-偶极环加成反应生成吡咯烷。