Abstract
4,4′-Diamino-3,3′-azofurazane undergoes intramolecular oxidative cyclization to give 5-[4-amino(1,2,5)oxadiazolyl]-5H-[1,2,3]triazolo[4,5-c][1,2,5]oxadiazole upon heating with Pb(OAc)4 in chlorobenzene oro-dichlorobenzene or with thionyl chloride.
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Deceased.
Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 2, pp. 253–254, February, 1996.
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Éman, V.E., Sukhanov, M.S., Lebedev, O.V. et al. 5-[4-amino(1,2,5)oxadiazolyl]-5H-[1,2,3]tri-azolo [4,5-c][1,2,5]oxadiazole from 4,4′-diamino-3,3′-azofurazane. Chem Heterocycl Compd 32, 227–228 (1996). https://doi.org/10.1007/BF01165453
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DOI: https://doi.org/10.1007/BF01165453