Abstract
The nitrile-N-oxide formed by dehydrohalogenation of 4-aminofurazan-3-hydroximic halides cyclizes to form 1,4,2,5-dioxadiazines, isoxazoles, isoxazolines, 1,2,4-oxadiazolines, tetrazoles, and 1,3,4-thiaoxazoles.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 5, pp. 687–691, May, 1992.
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Andrianov, V.G., Semenikhina, V.G. & Eremeev, A.V. 4-Aminofurazan-3-hydroximic halides. Chem Heterocycl Compd 28, 581–585 (1992). https://doi.org/10.1007/BF00475263
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DOI: https://doi.org/10.1007/BF00475263