Abstract
The nitration of benzotriazole N-oxide with dilute nitric acid gives the 7-nitro derivative, whereas nitration with a mixture of nitric and acetic acids gives isomers with nitro groups in the 5 and 7 positions in a ratio of 1∶9.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 11, pp. 1570–1572, November, 1976.
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Kulibabina, T.N., Kuzilina, E.V., Malinina, L.A. et al. Nitration of benzotriazole N-oxide. Chem Heterocycl Compd 12, 1292–1293 (1976). https://doi.org/10.1007/BF00470237
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DOI: https://doi.org/10.1007/BF00470237