A facile and green three-component synthesis of 2-amino-3-cyano-7-hydroxy-4H-chromenes on grinding
نویسندگان
1 Department of Chemistry, Iran University of Science and Technology, Tehran 16846-13114, Iran
2 Department of Chemistry, Iran University of Science and Technology, Tehran 16846-13114, Iran
3 Department of Chemistry, Iran University of Science and Technology, Tehran 16846-13114, 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.