A facile and green three-component synthesis of 2-amino-3-cyano-7-hydroxy-‎‎4H-chromenes on grinding

نویسندگان

1 Laboratory of Organic Synthesis and Natural Products, Department of Chemistry, Sharif University of Technology, Tehran, P. O. Box: 11155-9516, Iran

2 Laboratory of Organic Synthesis and Natural Products, Department of Chemistry, Sharif University of Technology, Tehran, P. O. Box: 11155-9516, Iran

3 Laboratory of Organic Synthesis and Natural Products, Department of Chemistry, Sharif University of Technology, Tehran, P. O. Box: 11155-9516, Iran.

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چکیده

A simple, efficient and one-pot method has been developed for the synthesis of densely functionalized aryl derivatives of 2-amino-3-cyano-7-hydroxy-4H-chromene by the domino Knoevenagel-Michael-cyclization reactions of aromatic aldehydes, resorcinol and malononitrile in the presence of a catalytic amount of Na2CO3 under grinding conditions.