Preparation of Diethyl 3-Hydroxy-1-alkenylphosphonates by the Reaction of Diethyl (Arylsulfinylmethyl)phosphonate with Aldehydes under the Knoevenagel Conditions
The title compounds were prepared by the reaction of diethyl (arylsulfinylmethyl)phosphonate with aldehydes in the presence of piperidine in aceto(or propio)nitrile.