Rearrangement of allylic silylsulphonium ylides. A synthesis of βγ-unsaturated aldehydes
Abstract
The ylides derived from the reaction of allylic silylmethylsulphonium salts with n-butyl-lithium rearrange to homoallylic α-methylthiosilanes which are precursors to βγ-unsaturated aldehydes.
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