Alumina Perchloric Acid (Al 2 O 3 -HClO 4 ) as an Efficient Heterogeneous Catalyst for Modified Preparation of Trimethylsilyl Ethers |
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| Authors: | Hamid Reza Shaterian Fahimeh Khorami Azita Amirzadeh Majid Ghashang |
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| Institution: | Department of Chemistry, Faculty of Sciences , University of Sistan and Baluchestan , Zahedan , Iran |
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| Abstract: | A highly efficient and mild procedure for the trimethylsilylation of a wide variety of alcohols, including primary, benzylic, secondary, hindered secondary, tertiary, phenols, and oximes with hexamethyldisilazane (HMDS) using alumina perchloric acid (Al 2 O 3 -HClO 4 ) as recyclable heterogeneous catalyst in excellent yields with short reaction times (3?65 min) under ambient conditions is described. |
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| Keywords: | Alumina perchloric acid heterogeneous catalyst hexamethyldisilazane hydroxyl groups trimethylsilylation |
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