A NEW TITANIUM SILICA CATALYST FOR THE EPOXIDATION OF NONFUNCTIONALIZED ALKENES AND ALLYLIC ALCOHOLS

被引:45
作者
FRAILE, JM
GARCIA, JI
MAYORAL, JA
DEMENORVAL, LC
RACHDI, F
机构
[1] UNIV ZARAGOZA,CSIC,FAC CIENCIAS,INST CIENCIA MAT ARAGON,DEPT QUIM ORGAN & QUIM FI,E-50009 ZARAGOZA,SPAIN
[2] LAB CHIM ORGAN PHYS & CINET CHIM APLIQUEES,CNRS,URA 418,F-34053 MONTPELLIER 1,FRANCE
[3] CNRS,URA 233,DYNAM PHASES CONDENSEES GRP,F-34095 MONTPELLIER 5,FRANCE
关键词
D O I
10.1039/c39950000539
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Silica treated with Ti(OPri)(4) is an efficient catalyst for the tert-butyl hydroperoxide epoxidation of nonfunctionalized alkenes and allylic alcohols at room temperature; the reactivity of the olefinic substrate depends on the structure, which allows the selective epoxidation of compounds containing different types of double bonds; H-1 and C-13 CP-MAS NMR shows the presence of isopropoxide groups in the catalyst.
引用
收藏
页码:539 / 540
页数:2
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