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Paper | Regular issue | Vol 24, No. 9, 1986, pp.2581-2586
Published online, 1st January, 1970
DOI: 10.3987/R-1986-09-2581
Stannous Chloride Reduction of α,β-Unsaturated Nitroalkenes: A Direct Synthesis of 2-Aryl-2H-1-benzopyran-3(4H)-one Oximes

Rajender S. Varma, Manju Verma, Yuan-Zhu Gai, and George W. Kabalka*

*Department of Chemistry, University of Tennessee, Knoxville, Knoxville, TN 37996, U.S.A.

Abstract

Stannous chloride, in acetone, readily reduced the α,β-unsaturated nitroalkenes to the corresponding oximes at room temperature. A series of 2-aryl-3-chromanone oximes were obtained via the reduction of 3-nitrochromenes.