Nano-magnetite as an Eco-friendly and Magnetically Separable Catalyst for a One-pot Synthesis of Pyrano [2, 3-c]pyrazoles and Bis(4-hydroxycoumarin-3-yl)methane Derivatives 

نویسندگان

1 Department of Organic Chemistry, Faculty of Chemistry, University of Kashan, Kashan, P.O. Box 87317-51167, I. R. Iran

2 Department of Organic Chemistry, Faculty of Chemistry, University of Kashan, Kashan, P.O. Box 87317-51167, I. R. Iran

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چکیده

A facile and environmentally benign procedure for the synthesis of pyranopyrazoles and biscoumarin derivatives, using non-toxic and magnetically separable catalyst in water as green solvent, is reported.