Organophosphorus Compounds; 89:<sup>1</sup>Preparation and Ene Reaction of Kinetically Non-Stabilized Phosphaalkenes: A Further Unusual Dimerization Process
作者:Michael Slany、Manfred Regitz
DOI:10.1055/s-1994-25677
日期:——
Phosphaalkenes 1a-d are readily accessible from condensation reactions of the carboxylic acid chlorides 7a-d with tris(trimethylsilyl)phosphane (8) and subsequent [1,3]-silyl shifts. The products 1 undergo dimerization at room temperature via the ene reaction to furnish the diphosphanes 9a-d.