1,3-cycloaddition of nitrile oxides to cyclic and open-chain 4-oxo-2-sulfinylbut-2-enoic acid derivatives
✍ Scribed by Jose L. García Ruano; Alberto Fraile; M.Rosario Martín
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- French
- Weight
- 606 KB
- Volume
- 55
- Category
- Article
- ISSN
- 0040-4020
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📜 SIMILAR VOLUMES
o)-Halo-~-nitropropane and -butane are cyclized with a base to form cyclic nitronates as labile 1,3-dipoles. They can be trapped by a variety of monosubstituted ethenes to give 3-(2hydroxyethyl)isoxazolines or perhydroisoxazolo[2,3-b]o-oxazines depending upon the ring size of nitronates. The latter
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