| Literature DB >> 23312005 |
Feng Chen1, Chong Kiat Tan, Ying-Yeung Yeung.
Abstract
A catalytic asymmetric bromocyclization of trisubstituted olefinic amides that uses a C(2)-symmetric mannitol-derived cyclic selenium catalyst and a stoichiometric amount of N-bromophthalimide is reported. The resulting enantioenriched pyrrolidine products, which contain two stereogenic centers, can undergo rearrangement to yield 2,3-disubstituted piperidines with excellent diastereoselectivity and enantiospecificity.Entities:
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Year: 2013 PMID: 23312005 DOI: 10.1021/ja311202e
Source DB: PubMed Journal: J Am Chem Soc ISSN: 0002-7863 Impact factor: 15.419