SYNTHESIS AND PHASE-TRANSFER MEDIATED ALKYLATIONS OF 2-DIETHYLAMINO-4-PHENYLSULFONYL-2-BUTENENITRILE AN EFFICIENT HOMOENOLATE EQUIVALENT

Article abstract of DOI:10.1016/S0040-4039(01)91051-2

The title compound is readily prepared from N-diethylacrylamide in three steps.Alkylation of 1 under phase-transfer conditions yields α-cyanoenamines 4 which can be transformed into saturated or unsaturated (α,β or β,γ) esters.