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Efficient Synthesis of Bis-Coumarins Using Silica-Supported Preyssler Nanoparticles |
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| Authors: | Majid M. Heravi Fatemeh Nahavandi Samaheh Sadjadi Hossein A. Oskooie Fatemeh F. Bamoharram |
| Affiliation: | 1. Department of Chemistry, School of Sciences , Azzahra University , Vanak, Tehran, Iran mmh1331@yahoo.com;3. Department of Chemistry, School of Sciences , Azzahra University , Vanak, Tehran, Iran;4. Department of Chemistry, School of Sciences , Islamic Azad University , Mashad Branch, Mashad, Iran |
| Abstract: | Reaction of aldehydes and 4-hydroxycoumarin in the presence of catalytic amount of silica-supported Preyssler nanoparticles led to synthesis of bis-coumarins in excellent yields. |
| Keywords: | Bis-coumarin heteropolyacids recyclable catalyst |