ZrCl<sub>4</sub>‐Catalyzed Pechmann Reaction: Synthesis of Coumarins Under Solvent‐Free Conditions
作者:G. Smitha、Ch. Sanjeeva Reddy
DOI:10.1081/scc-200034821
日期:2004.12.31
Abstract Zirconium (IV) chloride is used as an efficient catalyst in the Pechmann condensation reaction of phenols with β‐keto esters leading to the formation of coumarin derivatives in good yields undersolvent‐freeconditions.