Total syntheses of (+)-geissoschizine, (.+-.)-geissoschizine, and (.+-.)-(Z)-isositsirikine. Stereocontrolled synthesis of exocyclic double bonds by stereospecific iminium ion-vinylsilane cyclizations
作者:Larry E. Overman、Albert J. Robichaud
DOI:10.1021/ja00183a046
日期:1989.1
Syntheses via la cyclisation du [methoxycarbonyl-2' trimethylsilyl-3' pentene-3' yl]-1 methylene-2 tetrahydro-1,2,3,4 β-carbolinium-2