An Unprecedented Synthesis of
Eight-Membered-Ring Cyclic Thioimidic Esters by a Three-Component
Reaction
作者:Abdolali Alizadeh、Reza Hosseinpour
DOI:10.1055/s-0029-1216886
日期:——
The three-component reaction of the isocyanides and dialkyl acetylenedicarboxylates or dibenzoylacetylene (DBA) in the presence of elemental sulfur is described. The reaction afforded the corresponding eight-membered cyclic thioimidic esters in good yields.