tert-butyl-[(cyclohexa-2,4-dienyl)methoxy]diphenylsilane 、
2-亚硝基吡啶 在
tetrakis(actonitrile)copper(I) hexafluorophosphate 作用下,
以
二氯甲烷 为溶剂,
生成 (1R,4R,7S)-7-[(tert-butyl-diphenylsilanyloxy)methyl]-3-(pyridin-2-yl)-2-oxa-3-azabicyclo[2.2.2]oct-5-ene 、
(1S,4S,7R)-7-[(tert-butyl-diphenylsilanyloxy)methyl]-3-(pyridin-2-yl)-2-oxa-3-azabicyclo[2.2.2]oct-5-ene