Reaction of 2-(benzyloxymethyl)- and 2-(phenoxymethyl)allylzinc bromides 1a and 1b with aldehydes, ketones and imines afforded the addition products 3 and 6, which underwent Pd(O)-catalyzed cyclization to the tetrahydrofurans 4 and pyrrolidines 7.
2-(苄氧基甲基)-和2-(苯氧基甲基)烯丙基
锌溴化物1a和1b与醛,酮和
亚胺的反应得到加成产物3和6,它们经过Pd(O)催化环化成
四氢呋喃4和
吡咯烷7。