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Oxidative Bromination of Alkenes Mediated with Nitrite in Ionic Liquids Научная публикация

Журнал Catalysis Letters
ISSN: 1011-372X , E-ISSN: 1572-879X
Вых. Данные Год: 2014, Том: 144, Номер: 9, Страницы: 1499-1506 Страниц : 8 DOI: 10.1007/s10562-014-1298-1
Ключевые слова Alkene, Bromination, Dibromoalkanes, Hydrobromic acid, Ionic liquids, Oxygen, Sodium nitrite
Авторы Kuznetsova Lidia I. 1 , Kuznetsova Nina I. 1 , Zudin Vladimir N. 1 , Utkin Viktor A. 1 , Trebushat Dmitry V. 1 , Fedotov Martin A. 1 , Larina Tatyana V. 1
Организации
1 Boreskov Institute of Catalysis SB RAS, Acad. Lavrentiev Prosp., 5, Novosibirsk 630090, Russia

Реферат: The oxidative bromination of C2–C8 alkenes with HBr–NaNO2–O2 in solutions of BMImBr, HMImBr or BMImBF4 containing 16–28 wt% H2O was studied using volumetric method, GC–MS analysis, 14N NMR and UV–VIS spectroscopy. The optimal conditions to conduct the reaction at high selectivity for 1,2-dibromoalkanes in BMImBr were determined. The composition of ionic liquid affects the catalytic performance. Although in BMImBF4 the reaction runs with equal rate as in bromide ionic liquid, the fraction of bromohydrin in the reaction products increases to 20 %. Generated from NaNO2, NOx operated as a catalyst in the oxidation of Br− and was oxidized to catalytically inert NO3 − anions when complete conversion of HBr was attained.
Библиографическая ссылка: Kuznetsova L.I. , Kuznetsova N.I. , Zudin V.N. , Utkin V.A. , Trebushat D.V. , Fedotov M.A. , Larina T.V.
Oxidative Bromination of Alkenes Mediated with Nitrite in Ionic Liquids
Catalysis Letters. 2014. V.144. N9. P.1499-1506. DOI: 10.1007/s10562-014-1298-1 WOS Scopus РИНЦ CAPlusCA OpenAlex
Даты:
Поступила в редакцию: 17 мар. 2014 г.
Принята к публикации: 12 июн. 2014 г.
Опубликована online: 8 июл. 2014 г.
Опубликована в печати: 1 сент. 2014 г.
Идентификаторы БД:
Web of science: WOS:000340928800004
Scopus: 2-s2.0-84906782218
РИНЦ: 23986640
Chemical Abstracts: 2014:1114676
Chemical Abstracts (print): 161:305900
OpenAlex: W2080206121
Цитирование в БД:
БД Цитирований
Web of science 3
Scopus 3
РИНЦ 3
OpenAlex 3
Альметрики: