Abstract
The acylation of a variety of aromatic compounds with benzoyl chloride or its derivatives and catalytic amounts of Al2O3–ZrO2/S2O8 2− solid superacid affords the corresponding diaryl ketones in good to excellent yields 75–93% at appropriate temperature.
Acknowledgments
We wish to thank Natural Science Fund of China (29872011), Educational Ministry of China, Educational Department of Hebei Province (990104) and Science and Technology Commission of Hebei Province for support of this work.