Baeyer-Viiliger Oxidation of Cyclic Ketones Using Aqueous Hydrogen Peroxide Catalyzed by Heteropolyacids in Solvent-free System

被引:1
作者
Ma, Qingguo [1 ]
Zhao, Jingru [1 ]
Xing, Wanzhen [1 ]
Peng, Xinhua [1 ]
机构
[1] Nanjing Univ Sci & Technol, Sch Chem Engn, Nanjing 210094, Jiangsu, Peoples R China
关键词
heteropolyacids; Baeyer-Villiger oxidation; cyclic ketone; hydrogen peroxide; VILLIGER OXIDATION; ACID; ESTERIFICATION; EFFICIENT; ZEOLITES; BETA;
D O I
10.1515/jaots-2014-0206
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The conversion of cyclic ketones to lactones was catalyzed by different acid catalysts using aqueous hydrogen peroxide (30 wt%) as a clean oxidant. H3PW12O40 seems to be a rather efficient and highly selective catalyst for the Baeyer-Villiger reaction of 2-heptylcyclopentanone and 2-adamantanone to lactones. For cyclopentanone, cyclohexanone, cycloheptanone and cyclododecanone, the selectivity for lactones was very poor, but selectivity for acids was high.
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页码:212 / 216
页数:5
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