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Synthesis of 4,4′-MDC in the Presence of Sulfonic Acid-functionalized Ionic Liquids

✍ Scribed by Yanlou GENG; Liyan HU; Xinqiang ZHAO; Hualiang AN; Yanji WANG

Book ID
114338238
Publisher
Elsevier Science
Year
2009
Tongue
English
Weight
236 KB
Volume
17
Category
Article
ISSN
1004-9541

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The structure of acidified ionic liquid [emim]BF4 and its catalytic performance in the reaction for 4,4′-MDC synthesis
✍ Xinqiang Zhao; Liyan Hu; Yanlou Geng; Yanji Wang 📂 Article 📅 2007 🏛 Elsevier Science 🌐 English ⚖ 582 KB

Acidified ionic liquid [emim]BF 4 (H + [emim]BF 4 ) was prepared and its structure was ascertained using 1 H NMR analysis and experimental verification. It was found that the cation of H + [emim]BF 4 is composed of a central immidazole molecule surrounded by a water layer in which excessive HBF 4 mo