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Paper | Special issue | Vol 40, No. 1, 1995, pp.187-190
Published online, 1st January, 1970
DOI: 10.3987/COM-94-S7
Conversion of 1-(o-Nitroaryl)alkyl p-Tolylsulfones into Isoxazoles

Zbigniew Wróbel and Mieczyslaw Makosza

*Institute of Organic Chemistry, Polish Academy of Sciences, Kasprzaka 44/52, 01-244 Warsaw, Poland

Abstract

Partial reduction of o-nitrobenzyl p-tolylsulfones in alkaline medium results in the formation of the nitrosobenzylsulfone carbanions which cyclize to isoxazoles.