| Literature DB >> 22394273 |
Margaret L Wong1, Ilia A Guzei, Laura L Kiessling.
Abstract
An efficient asymmetric synthesis of the 22nd amino acid L-pyrrolysine has been accomplished. The key stereogenic centers were installed by an asymmetric conjugate addition reaction. A Staudinger/aza-Wittig cyclization was used to form the acid-sensitive pyrroline ring. Pyrrolysine was synthesized in 13 steps in 20% overall yield.Entities:
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Year: 2012 PMID: 22394273 PMCID: PMC3326344 DOI: 10.1021/ol300045c
Source DB: PubMed Journal: Org Lett ISSN: 1523-7052 Impact factor: 6.005