INFLUENCE OF THE SOLVENT ON THE TITANIUM-BETA CATALYZED OXIDATION OF PHENYLETHYLENES WITHOUT CARBON-CARBON DOUBLE-BOND CLEAVAGE

被引:18
作者
ALVARO, M
CORMA, A
GARCIA, H
VALENCIA, S
机构
[1] UNIV POLITECN VALENCIA,DEPT QUIM,E-46071 VALENCIA,SPAIN
[2] UNIV POLITECN VALENCIA,INST TECNOL QUIM,E-46071 VALENCIA,SPAIN
关键词
TITANIUM BETA; EPOXIDATION; PHENYLETHYLENES; EPOXIDE OPENING; SOLVENT;
D O I
10.1016/0926-860X(95)00094-1
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
Phenylethylenes can be oxidized in methanol by hydrogen peroxide in the presence of zeolite beta containing titanium (TGP) to give predominantly glycol monomethyl ethers (arising from the acid-catalyzed opening up of the primary epoxide) accompanied by lower amounts of carbonyl compounds (derived from the oxidative C=C bond cleavage). These results contrast with those obtained using the same Ti-beta catalyst in acetonitrile or acetone as solvent or with those previously reported using titanium silicalite, where C=C bond rupture was the main process.
引用
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页码:L7 / L11
页数:5
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