Tetrahedron Letters p. 4645 - 4648 (1987)
Update date:2022-08-03
Topics:
Kemp, D.S.
Carter, Jeffery S.
Ben derivatives have been prepared in five steps from 4-hydroxyproline by Barton cyanoethylation, ring closure, and derivitization.Proof of absolute configuration and practical synthesis of pure Ben enantiomers are described.
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(2008)
