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ChemInform Abstract: Enantioselective Synthesis of β-Substituted Cyclic Ketones via Cobalt-Catalyzed Asymmetric Reductive Coupling of Alkynes with Alkenes.

✍ Scribed by Chu-Hung Wei; Subramaniyan Mannathan; Chien-Hong Cheng

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

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✍ Carlos Gonzalez-Rodriguez; Scott R. Parsons; Amber L. Thompson; Michael C. Willi 📂 Article 📅 2011 🏛 John Wiley and Sons ⚖ 69 KB

## Abstract The Rh‐catalyzed asymmetric addition of α‐ (VII) or β‐substituted S‐chelating aldehydes (I), (V) towards terminal alkynes (II) is successfully used as kinetic resolution procedure to afford the corresponding α‐ and β‐substituted enones in up to 90% optical purity.