| Literature DB >> 11574011 |
T Kaoudi1, L D Miranda, S Z Zard.
Abstract
[reaction: see text] The pharmacologically important tetracyclic berbane and pentacyclic alloyohimbane structures were prepared efficiently in four steps including a stereoselective 6-exo radical cyclization using xanthates as the radical source.Entities:
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Year: 2001 PMID： 11574011 DOI： 10.1021/ol016424v
Source DB: PubMed Journal: Org Lett ISSN： 1523-7052 Impact factor: 6.005