
Helvetica Chimica Acta p. 41 - 50 (1989)
Update date:2022-08-04
Topics:
Weber, Andreas
Galli, Roberto
Sabbioni, Gabriele
Staempfli, Urs
Walter, Stefan
Neuenschwander, Markus
The Li carbenoids 4, prepared by treatment of substituted 1,1-dihalocyclopropanes with BuLi, are reacted with cyclopent-2-enone under thermodynamic and kinetic control (Scheme 1).In general, the latter procedure gives better yields of cyclopropylcyclopent
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