One-pot preparation of phenylpropanoid esters co-catalyzed by boric acid and piperidine

H Wang, QY Wei, H Jiang, ZH Jiang

文献索引：Wang, Huan; Wei, Qing-Yi; Jiang, Hong; Jiang, Zhen-Hua Research on Chemical Intermediates, 2012 , vol. 38, # 1 p. 207 - 213

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摘要

Abstract Phenylpropanoid esters, especially those with hydroxyl and/or methoxy groups on the benzene ring, are important medicinal chemicals or intermediates. They are usually prepared by esterification of their corresponding substituted cinnamic acids with various alcohols. However, the esterification procedures often suffer from environmentally hazardous problems when sulfuric acid is used as a catalyst or suffer from unsatisfactory ...