Tetrahedron, volume 54, issue 52, pages 15759-15780
ASYMMETRIC SYNTHESIS OF 4-SUBSTITUTED PROLINES AS CONFORMATIONALLY CONSTRAINED AMINO ACID ANALOGUES
Qian Wang
1
,
N Andrésasaki
1
,
Pierre Potier
1
1
Institut de chimie des substances naturelles, CNRS 91198-Gif-sur-Yvette, France
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Publication type: Journal Article
Publication date: 1998-12-01
Journal:
Tetrahedron
scimago Q3
wos Q2
SJR: 0.406
CiteScore: 3.9
Impact factor: 2.1
ISSN: 00404020, 14645416
Organic Chemistry
Drug Discovery
Biochemistry
Abstract
Treatment of readily available chiral building block 1 with (2R)-2,3-O-isopropylideneglyceraldehyde (5) provides a new route for asymmetric synthesis of 2,4-disubstituted pyrrolidines. Several proline-amino acid chimeras: proline-leucine, proline-lysine, proline-arginine and proline-glutamic acid, are synthesized in highly diastereomerically pure forms.
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