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| CuO nanoparticles:An efficient and recyclable nanocatalyst for the rapid and green synthesis of 3,4-dihydropyrano [c] chromenes |
| Hossein Mehrabi, Maryam Kazemi-Mireki |
| Department of Chemistry, Vali-e-Asr University of Rafsanjan, 77176, Rafsanjan, Iran |
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Abstract Copper oxide nanoparticles showed excellent catalytic activity through three-component condensation reaction of aldehydes, malononitrile, and 4-hydroxycoumarin for the synthesis of 3, 4-dihyropyrano[c]chromenes in water medium in excellent yields and very short reaction times.
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Received: 04 May 2011
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Corresponding Authors:
Hossein Mehrabi,E-mail address:mehraby_h@yahoo.com
E-mail: mehraby_h@yahoo.com
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| About author:: 10.1016/j.cclet.2011.06.003 |
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