cis- and trans-N-(Benzylsulfinyl)hexahydrobenzoxazolidin-2-ones as novel chiral sulfinyl transfer reagents
作者:Angel Clara-Sosa、Lydia Pérez、Mario Sánchez、Roberto Melgar-Fernández、Eusebio Juaristi、Leticia Quintero、Cecilia Anaya de Parrodi
DOI:10.1016/j.tet.2004.10.018
日期:2004.12
The synthesis of N-benzylsulfinyl derivatives 5a-d from both pairs of enantiomeric hexahydrobenzoxazolidin-2-ones 4a-d is reported. The use of 5a-d as effective chiral sulfinylating reagents in the preparation of enantiopure sulfoxides (e.e. > 98%) is also reported. (C) 2004 Elsevier Ltd. All rights reserved.