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Paper | Regular issue | Vol 31, No. 9, 1990, pp.1693-1697
Published online, 1st January, 1970
DOI: 10.3987/COM-90-5494
1,3-Dipolar Cycloaddition: Molecular Sieves Assisted Generation of Nitrile Oxides from Hydroximoyl Chlorides

Jae Nyoung Kim and Eung K. Ryu*

*Division of Organic Chemistry, Korea Research Institute of Chemical Technology, P.O.Box 9, Daedeog Danji, Daejoen 305-606, Korea

Abstract

Molecular sieves irrespective of their pore size convert hydroximoyl chlorides into the corresponding nitrile oxides very slowly and cleanly in the presence of dipolarophiles to give isoxazolines in good to excellent yields.