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ChemInform Abstract: Broensted Acid Catalyzed Condensation-Michael Reaction-Pictet—Spengler Cyclization — Highly Stereoselective Synthesis of Indoloquinolizidines.

✍ Scribed by Magnus Rueping; Chandra M. R. Volla

Publisher
John Wiley and Sons
Year
2011
Weight
39 KB
Volume
42
Category
Article
ISSN
0931-7597

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✦ Synopsis

Abstract

Under catalysis of diphenylphosphate, tryptamine undergoes a two‐step one‐pot reaction with 1,3‐dicarbonyl compounds and α,β‐unsaturated aldehydes to give the title compounds bearing two chiral centers as almost single diastereomers (< 95% d.e.).

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