Palladium-Catalyzed Cascade Cyclization鈥揙xidative Olefination of tert-Butyl 2-Alkynylbenozates

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• 作者：Peng Zhao ; Dan Chen ; Guoyong Song ; Keli Han ; Xingwei Li
• 刊名：The Journal of Organic Chemistry
• 出版年：2012
• 出版时间：February 3, 2012
• 年：2012
• 卷：77
• 期：3
• 页码：1579-1584
• 全文大小：315K
• 年卷期：v.77,no.3(February 3, 2012)
• ISSN：1520-6904

文摘

Palladium(II) can catalyze the oxidative coupling of tert-butyl 2-alkynylbenzoates with olefins such as acrylates and styrenes, leading to isocoumarines. The reaction was carried out under simple aerobic conditions, and in most cases, high selectivity has been attained.