酸性沸石上乙烯转化初期反应中间体的观察

IF 4.4 3区 化学 Q2 CHEMISTRY, PHYSICAL Catalysis Science & Technology Pub Date : 2023-08-03 DOI:10.1039/D3CY00709J
Jing Niu, Yu-Ting Miao, Wei David Wang, Meng-Tong Ruan, Zhi-Peng Wang, Hua-Dong Xue, Si-Min Yu, Chong Liu, Jian-Feng Wu and Wei Wang
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引用次数: 0

摘要

在H-Y分子筛上首次观察到乙烯吸附的关键中间体,即表面乙氧基。通过结合选择性13c标记协议和多技术方法,我们证实了表面乙氧基物种的关键作用,即在第一步与乙烯平衡,并进一步烷基化形成C-C键。
本文章由计算机程序翻译,如有差异,请以英文原文为准。

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Observation of reactive intermediates in the initial stage during ethene conversion over acidic zeolites†

The key intermediates, i.e., surface ethoxy species, were observed upon the adsorption of ethene on zeolite H-Y for the first time. By combining a selective 13C-labeling protocol with a multitechnique approach, we confirmed the critical role of surface ethoxy species, that is, equilibrium with ethene in the primary step and further alkylation to form the C–C bond.

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来源期刊
Catalysis Science & Technology
Catalysis Science & Technology CHEMISTRY, PHYSICAL-
CiteScore
8.70
自引率
6.00%
发文量
587
审稿时长
1.5 months
期刊介绍: A multidisciplinary journal focusing on cutting edge research across all fundamental science and technological aspects of catalysis. Editor-in-chief: Bert Weckhuysen Impact factor: 5.0 Time to first decision (peer reviewed only): 31 days
期刊最新文献
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