1,3-Dimethyl 2-oxo 1,3,2-diazaphospholidine precursor of (Z) α,β-unsaturated esters

Article abstract of DOI:10.1016/S0040-4039(00)79655-9

α,β-Unsaturated esters of (Z) geometry are selectively obtained from cyclic phosphonocarboxylates derived from N,N'-dimethylethylenediamine.