Polymer support with Schiff base functional group with cobaltous palmitate as oxidation catalyst for cyclohexane

被引:31
作者
Kulkarni, S [1 ]
Alurkar, M [1 ]
Kumar, A [1 ]
机构
[1] INDIAN INST TECHNOL,DEPT CHEM ENGN,KANPUR 208016,UTTAR PRADESH,INDIA
关键词
cyclohexane; cobaltous palmitate; oxidation catalyst; Schiff base functional group; styrene-divinylbenzene; L-tyrosine;
D O I
10.1016/0926-860X(96)00048-8
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
Macroporous cross-linked beads of styrene-divinyl benzene copolymer have been prepared with Schiff base (with one of its components as L-tyrosine) active sites on them. Cobalt palmitate has been chelated with these and the metal does not leach out under the reaction conditions of Liquid phase oxidation of cyclohexane. The oxidation of cyclohexane has been carried out using this catalyst with different promoters. Cyclohexanone and cyclohexanol were obtained as products with the former in larger concentration. Experiments reveal that there is no acid formation, demonstrating the specificity of the catalyst. It appears from these studies that the polymer support is playing a significant role in giving these products in high yield.
引用
收藏
页码:243 / 254
页数:12
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