Etude de la regiochimie et de lastereochimie de l'addition conjuguee de sulfoxydes et d'oxydes de phosphine d'alcene-2yles, de phosphonates et de sulfoxydes d'allyles et de dimethyl-3,3 allyles, lithiees a des enones cycliques
Preparation of bicyclic compounds from the products of conjugate addition of allylic sulphoxide and phosphine oxide carbanions to cyclopent-2-enones
作者:Richard K. Haynes、Andrew G. Katsifis
DOI:10.1039/c39870000340
日期:——
The conversion of the compounds obtained from the conjugate addition of the carbanions of allylic sulphoxides and phosphineoxides into bicyclo[3.3.0]octanes, bicyclo[2.2.1]heptanes, and bicyclo[3.2.1]octanes whose configurations reflect those of the starting compounds is described.
The diastereospecific aprotic conjugate addition reactions of carbanions derived from allylic sulfoxides and allylic phosphine oxides.
作者:Malcolm R. Binns、Richard K. Haynes、Andrew A. Katsifis、Paul A. Schober、Simone C. Vonwiller
DOI:10.1016/s0040-4039(00)98553-8
日期:——
The title carbanions undergo conjugate addition to cyclic enones in THF to deliver vinylic sulfoxides and vinylic phosphineoxides as single diastereomers.