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Nanocrystalline MgO as a Dehydrohalogenation Catalyst Научная публикация

Журнал Journal of Catalysis
ISSN: 0021-9517 , E-ISSN: 1090-2694
Вых. Данные Год: 2002, Том: 206, Номер: 1, Страницы: 40-48 Страниц : 9 DOI: 10.1006/jcat.2001.3474
Ключевые слова Chlorobutane, Dehydrohalo-genation, MgO, Nanoparticles
Авторы Mishakov Ilya V. 1 , Bedilo Alexander F. 2 , Richards Ryan M. 2 , Chesnokov Vladimir V. 1 , Volodin Alexander M. 1 , Zaikovskii Vladimir I. 1 , Buyanov Roman A. 1 , Klabunde Kenneth J. 2
Организации
1 Boreskov Institute of Catalysis, Novosibirsk 630090, Russia
2 Department of Chemistry, Kansas State University, Manhattan, Kansas 66506

Информация о финансировании (2)

1 Российский фонд фундаментальных исследований 00-15-97440
2 United States Army Research Laboratory

Реферат: Nanocrystalline MgO has been found to be an efficient dehydrohalogenation catalyst. Its reaction with different chlorobutane isomers or 1-bromobutane results in topochemical transformation of the MgO phase to MgCl2 or MgBr2 accompanied by a sharp decrease in the catalyst surface area and increase in its activity. The resulting magnesium chloride and magnesium bromide are very active catalysts for HCl and HBr elimination from halogenated hydrocarbons. The reaction mechanism changes from predominantly E2 elimination on MgO to mostly E1 elimination over MgCl2 and MgBr2, which act as Lewis acids. It was also found that MgBr2 could be completely converted back to MgO by calcination in oxygen at 500°C while MgCl2 oxidation did not occur under similar conditions.
Библиографическая ссылка: Mishakov I.V. , Bedilo A.F. , Richards R.M. , Chesnokov V.V. , Volodin A.M. , Zaikovskii V.I. , Buyanov R.A. , Klabunde K.J.
Nanocrystalline MgO as a Dehydrohalogenation Catalyst
Journal of Catalysis. 2002. V.206. N1. P.40-48. DOI: 10.1006/jcat.2001.3474 WOS Scopus РИНЦ CAPlusCA OpenAlex
Даты:
Поступила в редакцию: 10 мая 2001 г.
Принята к публикации: 21 нояб. 2001 г.
Опубликована в печати: 15 февр. 2002 г.
Опубликована online: 25 мая 2002 г.
Идентификаторы БД:
Web of science: WOS:000174003200005
Scopus: 2-s2.0-0036352083
РИНЦ: 14243232
Chemical Abstracts: 2002:112649
Chemical Abstracts (print): 136:401384
OpenAlex: W2143441088
Цитирование в БД:
БД Цитирований
Web of science 139
Scopus 164
РИНЦ 166
OpenAlex 154
Альметрики: