期刊
SYNTHETIC COMMUNICATIONS
卷 34, 期 21, 页码 3997-4003出版社
TAYLOR & FRANCIS INC
DOI: 10.1081/SCC-200034821
关键词
phenol; keto ester; zirconium (IV) chloride; Pechmann reaction; coumarin
Zirconium (IV) chloride is used as an efficient catalyst in the Pechmann condensation reaction of phenols with beta-keto esters leading to the formation of coumarin derivatives in good yields under solvent-free conditions.
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