作者:Chia-lin J. Wang、William C. Ripka、Pat N. Confalone
DOI:10.1016/s0040-4039(01)91213-4
日期:1984.1
(±)-α-Lycorane (4) has been synthesized stereospecifically in five steps from commercially available 3,4-(methylenedioxy)phenylacetonitrile (7). The key step involves an intramolecular unstabilized iminium ylide-olefin [3+2] cyclo addition reaction 6 → 9.
(±)-α-环戊烷(4)由市售的3,4-(亚甲二氧基)苯基乙腈(7)以五步立体定向合成。关键步骤涉及分子内不稳定的亚胺基亚胺-烯烃[3 + 2]环加成反应6 → 9。