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Note | Regular issue | Vol 51, No. 5, 1999, pp.1101-1107
Published online, 1st January, 1970
DOI: 10.3987/COM-99-8472
Synthesis of 2-Amino-4-aryl-3-cyano-6-methyl-5-ethoxycarbonyl-4H-pyrans

Anatoliy M. Shestopalov,* Zukhra I. Niazimbetova, Dennis H. Evans,* and Murat E. Niyazymbetov

*Department of Chemistry and Biochemistry, University of Delaware, Newark, Delaware 19716, U. S. A.


A one-step electrochemical synthesis of the title compounds has been devised. The starting materials are aromatic and heteroaromatic aldehydes, malononitrile and ethyl acetoacetate. The overall reaction is catalyzed by electrogenerated base (EGB) formed at a platinum cathode in acetonitrile.