Preparation of 2<i>H</i>-Pyrrolo[2,1-<i>b</i>][1,3,4]oxadiazines: A New Class of Compounds
作者:Fructuoso Barba、Belén Batanero
DOI:10.1055/s-1994-25521
日期:——
By a simple Diels-Alder reaction with extrusion of an arylnitrile molecule, the new 2H-pyrrolo[2,1-b][1,3,4]oxadiazine family was obtained from the corresponding 2H-imidazo[2,1-b][1,3,4]oxadiazine and dimethyl acetylenedicarboxylate in nearly quantitative yield.