Reactions of lithium bicyclo[1.1.0]butan-2-olates formed by carbenoid type decomposition of lithiothioacetal enolates. A novel concept for one-pot cyclopropanation of enones
Reactions of lithium bicyclo[1.1.0]butan-2-olates formed by carbenoid type decomposition of lithiothioacetal enolates. A novel concept for one-pot cyclopropanation of enones