A simple and facile solventless procedure for the cyclization of 2′-amino- and 2′-hydroxy-chalcones using silica-supported sodium hydrogen sulphate as heterogenous catalyst

Author: Kumar K H.   Perumal P T  

Publisher: NRC Research Press

ISSN: 1480-3291

Source: Canadian Journal of Chemistry, Vol.84, Iss.8, 2006-08, pp. : 1079-1083

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