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ChemInform Abstract: Broensted Base-Catalyzed Tandem Isomerization—Michael Reactions of Alkynes: Synthesis of Oxacycles and Azacycles.

✍ Scribed by Hongjun Liu; Wei Feng; Choon Wee Kee; Dasheng Leow; Wei-Tian Loh; Choon-Hong Tan

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

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## 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.).