Conclusion
A new efficient method has been developed for the synthesis of 3-amino-5-benzylamino4-nitropyrazole. The key step of this procedure is the preparation of l,l-di(alkylamino)-2nitro-2-cyanoethylenes by the condensation of nitroacetonitrile with isothiourea derivatives.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 10, pp. 2342–2344, October, 1986.
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Kanishchev, M.I., Korneeva, N.V. & Shevelev, S.A. Synthesis of 3-amino-5-benzylamino-4-nitropyrazole. Russ Chem Bull 35, 2145–2147 (1986). https://doi.org/10.1007/BF00957547
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DOI: https://doi.org/10.1007/BF00957547