Enantioselective synthesis of tertiary thiols by intramolecular arylation of lithiated thiocarbamates
作者:Paul MacLellan、Jonathan Clayden
DOI:10.1039/c0cc04912c
日期:——
Lithiation of N-aryl S-alpha-alkylbenzyl thiocarbamates leads to rearrangement with migration of the N-aryl ring to the anionic centre alpha to S, a process which generally proceeds with ca. 98% retention of stereochemistry and returns chiral benzylictertiary thiols in high enantiomeric ratios.