One-Pot Aryl-1,4-thiomorpholine 1,1-Dioxide Synthesis via Double 1,4-Addition of in situ Reduced Nitroarenes to Divinyl Sulfones
作者:Byeong Hyo Kim、Joon Hee Han、Jaehwan Choi、Young Moo Jun、Byung Min Lee
DOI:10.3987/com-09-11858
日期:——
One-pot reduction-triggered double aza-Michael type 1,4-addition reactions of various nitroarenes to divinyl sulfones were investigated. In the presence of indium/AcOH in MeOH or in sat. aq NH(4)Cl/MeOH, nitroarenes and divinyl sulfones were cyclized to give 1,4-thiomorpholine 1,1-dioxides.
BARLUENGA, J.;JIMENEZ, C.;NAJERA, C.;YUS, M., SYNTHESIS, BRD, 1982, N 5, 417-419