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Communication | Regular issue | Vol 22, No. 10, 1984, pp.2187-2190
Published online, 1st January, 1970
DOI: 10.3987/R-1984-10-2187
Synthesis of 3-Benzenesulfonyl-isoxazolines and Isoxazolidines

Claudio Bellandi, Marco De Amici, Carlo De Micheli,* and Remo Gandolfi

*Instituto di Chimica Farmaceutica e Tossicologica, Università digli Studi di Milano, Viale Abruzzi, 42a, 20131 Milano, Italy


Isoxazoline derivatives 5-8 were obtained in moderate yields upon refluxing a chloroform solution of electron-rich or moderate electron-poor dipolarophiles and nitronic ester 3. Electron-poor dipolarophiles react with 3 yielding N-methoxyisoxazolidines 9-11.