Enantioselective spirocyclizations from tryptophanol-derived oxazolopiperidone lactams
Enantioselective spirocyclizations from tryptophanol-derived oxazolopiperidone lactams
复制标题
DOI:
10.1021/ol0712327
复制
发表时间:
2007-07-19
期刊:
影响因子:
5.2
通讯作者:
Bosch, Joan
中科院分区:
文献类型:
--
作者:
Amat, Mercedes;Santos, Maria M. M.;Bosch, Joan
A straightforward synthetic route to enantiopure spiro[indole-3,3'-indolizidines] is reported. The key step is a Lewis acid promoted cyclization of a N-a-tosyltryptophanol-derived oxazolopiperidone lactam in the presence of Et3SiH.