| Literature DB >> 18489157 |
Viktor Krchnák1, Katherine R Waring, Bruce C Noll, Ute Moellmann, Hans-Martin Dahse, Marvin J Miller.
Abstract
Piperine, a natural product containing a conjugated diene, was reacted with polymer-supported acyl- and arylnitroso dienophiles. The reactions with arylnitroso dienophiles were also carried out in solution. The oxazine rings formed by the corresponding hetero-Diels-Alder reactions were further transformed and novel acyclic as well as heterocyclic derivatives including pyrroles and quinoxalinones were prepared.Entities:
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Year: 2008 PMID: 18489157 DOI: 10.1021/jo8004827
Source DB: PubMed Journal: J Org Chem ISSN: 0022-3263 Impact factor: 4.354