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Cationic-Oxazaborolidine-Catalyzed Enantioselective Diels–Alder Reaction of α,β-Unsaturated Acetylenic Ketones

✍ Scribed by Joshua N. Payette; Hisashi Yamamoto


Publisher
John Wiley and Sons
Year
2009
Tongue
English
Weight
330 KB
Volume
48
Category
Article
ISSN
0044-8249

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✍ C.-H. BYEON; C.-Y. CHEN; D. A. ELLIS; D. J. HART; J. LI 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 39 KB 👁 1 views

Diels-Alder Reactions of α,β-Unsaturated Thioesters and α,β-Unsaturated Selenoesters. -The regio-and exo/endo-selectivity of Diels-Alder reactions of thio-and selenoesters (II) with dienes is investigated. In general, thermal reactions show only low selectivities as expected. The selectivity improv