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Communication | Special issue | Vol 37, No. 2, 1994, pp.715-718
Published online, 1st January, 1970
DOI: 10.3987/COM-93-S93
Diastereoselective [2+3] Cycloadditions of Nitrones to 2-Oxazolone Heterocycles

Tadao Ishizuka, Hirofumi Matsunaga, Junji Iwashita, Takenori Arai, and Takehisa Kunieda*

*Faculty of Pharmaceutical Sciences, Kumamoto University, 5-1 Oe-hon-machi, Kumamoto 862-0973, Japan

Abstract

Highly diastereoselective [2+3]cycloadditions of N-benzyl- and N-tert-butyl-α-phenylnitrones to 3-(2-substituted 7,7-dimethylbicyclo[2.2.1]heptane-1-carbonyl)-2-oxazolones are described.