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E-Journal of Chemistry
Volume 6 (2009), Issue 1, Pages 151-155

Microwave Assisted Synthesis of 2,4-Diphenyl-4H-chromen-5-one Using ZnCl2/Montmorillonite K-10

Swapnil R. Sarda,1 Ujwala S. Maslekar,2 Wamanrao N. Jadhav,2 and Rajendra P. Pawar2

1Department of Chemistry, J. E. S. College, Jalna-431203, (MS), India
2Organic Chemistry Synthesis Laboratory, Dnyanopasak College Parbhani-431401, (MS), India

Received 5 July 2008; Accepted 1 September 2008

Copyright © 2009 Hindawi Publishing Corporation. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


α, β-Unsaturated carbonyl compounds and 1, 3-cyclohexanedione under microwave irradiation in the presence ZnCl2/montmorillonite K-10 offers the corresponding 2,4-diphenyl-4H-chromen-5-one in excellent yield. Catalyst is recycled and reused for several times