DIMERIZATION AND TRANSANNULAR REACTIONS OF CYCLOALKENES ON H-MORDENITE

被引:21
作者
CROCKETT, R [1 ]
RODUNER, E [1 ]
机构
[1] UNIV ZURICH,INST PHYS CHEM,WINTERTHURERSTR 190,CH-8057 ZURICH,SWITZERLAND
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2 | 1993年 / 08期
关键词
D O I
10.1039/p29930001503
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A series of cycloalkenes were adsorbed onto activated H-mordenite, and their transformations investigated with EPR. This technique monitors the catalytic transformations which occur, by detecting the radical cations formed from unsaturated intermediates with low ionisation potentials. Cyclopentene and cyclohexene were found to take part in dimerisation and ring enlargement reactions. Medium sized rings, cyclooctene and cyclodecene underwent transannular ring closure, as did cyclododecene, to form bicyclo[n.n.0]alkenes (n = 3,4, 5).
引用
收藏
页码:1503 / 1509
页数:7
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