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Palladium-Catalyzed Nucleophile−Alkyne−α,β-Unsaturated Carbonyl Coupling through Tandem Nucleopalladation and Conjugate Addition

✍ Scribed by Wang, Zhong; Lu, Xiyan

Book ID
126290223
Publisher
American Chemical Society
Year
1996
Tongue
English
Weight
84 KB
Volume
61
Category
Article
ISSN
0022-3263

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✍ Guosheng Liu; Xiyan Lu 📂 Article 📅 2003 🏛 Elsevier Science 🌐 French ⚖ 248 KB

A regioselective divalent palladium-catalyzed tandem coupling reaction of allenoic acids with a,b-unsaturated carbonyl compounds was developed. The reaction involves intramolecular oxypalladation of an allene, followed by insertion of the a,b-unsaturated carbonyl compound and protonolysis of the C P