Skeletal isomerization of n-butene

被引:117
作者
Houzvicka, J
Ponec, V
机构
[1] Leiden Institute of Chemistry, Gorlaeus Laboratories, 2300 RA Leiden
来源
CATALYSIS REVIEWS-SCIENCE AND ENGINEERING | 1997年 / 39卷 / 04期
关键词
skeletal isomerization; isobutene; mechanism; active sites; molecular sieves;
D O I
10.1080/01614949708007099
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
In this review, the most relevant aspects of skeletal isomerization of n-butene to isobutene are discussed: the nature of the active sites, the prevailing mechanism of the skeletal isomerization, and the relation of this to that of n-butane. It is concluded that the prevailing mechanism of skeletal isomerization ofn-butene is monomolecular (in contrast to butane isomerization) and requires Bronsted acid (OH) active sites. The selectivity and catalytic stability can be influenced by the shape selectivity of zeolites and zeotypes. These effects are explained on the basis of the knowledge on the prevailing mechanism.
引用
收藏
页码:319 / 344
页数:26
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