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
Soleyman, Rouhollah ID 1
Rezanejade Bardajee, Ghasem ID 2
Pourjavadi, Ali ID 3
Varamesh, Akbar ID 4
Davoodi, Ali Asghar ID 5

1 Polymer Science and Technology Division, Research Institute of Petroleum Industry (RIPI), Tehran, Iran

2 Department of Chemistry, Payame Noor University, PO BOX 19395-3697, Tehran, Iran

3 Polymer Research Laboratory, Department of Chemistry, Sharif University of Technology, P.O. Box 11365-9516, Tehran, Iran

4 Polymer Science and Technology Division, Research Institute of Petroleum Industry (RIPI), Tehran, Iran

5 Polymer Science and Technology Division, Research Institute of Petroleum Industry (RIPI), Tehran, 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.

کلیدواژه‌ها
Nano-magnetite, Biscoumarin, Pyranopyrazole, Magnetically recoverable catalyst, Green chemistry