Asymmetric Synthesis of Chiral<i>N</i>-Sulfinyl 3-Alkyl- and 3-Arylpiperidines by α-Alkylation of<i>N</i>-Sulfinyl Imidates with 1-Chloro-3-iodopropane
作者:Filip Colpaert、Sven Mangelinckx、Norbert De Kimpe
DOI:10.1021/jo1020807
日期:2011.1.7
l-5-chloropentylamines, which could be cyclized to a range of new chiral 3-substituted N-tert-butanesulfinylpiperidines using NaH in DMSO. Finally, the N-tert-butanesulfinylpiperidines could be efficiently deprotected to enantiomerically pure 3-alkyl- and 3-arylpiperidine hydrochlorides.