Efficient and green synthesis of 4H-pyran derivatives under ultrasound irradiation in the presence of K2CO3 supported on acidic montmorillonite |
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| Authors: | Dung Duc Pham Giang Vo-Thanh |
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| Affiliation: | 1. Department of Organic Chemistry, Faculty of Chemistry, University of Science, Vietnam National University-Ho Chi Minh City, Ho Chi Minh City, Vietnam;2. Laboratoire de Catalyse Moléculaire, Institut de Chimie Moléculaire et des Matériaux d’Orsay (ICMMO), Université Paris-Sud, Orsay Cedex, France |
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| Abstract: | Acid-treated montmorillonite coating with K2CO3 is used as a catalyst for an efficient, rapid, one-pot synthesis of 4H-pyran derivatives in good yield under ultrasonic irradiation. The catalyst is environmentally benign, easy handling, nontoxic, stable in air, and inexpensive. |
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| Keywords: | 4H-pyran derivatives acid-treated montmorillonite K2CO3 ultrasound irradiation |
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