Abstract
A triflic acid-functionalized polyvinylpolypyrrolidone was prepared and fully characterized by FT-IR, TGA, and SEM. This super acidic solid catalyst shows high catalytic activity for selective acylation of alcohols, phenols, amines, and thiols with anhydrides under solvent-free conditions at room temperature. In addition, this method features an easy to handle solid super acid catalyst and an operationally simple procedure, affording the desired acylated products in excellent yields.
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We are grateful to the University of Mazandaran for supporting our research.
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Tajbakhsh, M., Tajbakhsh, M., Khaksar, S. et al. Reusable and efficient polyvinylpolypyrrolidone-supported triflic acid catalyst for acylation of alcohols, phenols, amines, and thiols under solvent-free conditions. Monatsh Chem 148, 1117–1122 (2017). https://doi.org/10.1007/s00706-016-1897-1
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DOI: https://doi.org/10.1007/s00706-016-1897-1