Abstract
Derivatives of 2H-pyrazolo[4,5-b]-1,4-thiazine, which tend to undergo dimerization at the 2-methylene group were synthesized by reaction of 5-amino-3-methyl-4-thio-1-phenylpyrazole with Ω-bromoacetophenones.
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V. D. Orlov, M. Tuéni, N. N. Kolos, and I. Z. Papashvili, Khim. Geterotsikl. Soedin., No. 2, 275 (1987).
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 2, pp. 265–268, February, 1989.
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Orlov, V.D., Tuéni, M.K., Kolos, N.N. et al. Derivatives of 2H-pyrazolo[4,5-b]-1,4-thiazine. Chem Heterocycl Compd 25, 221–224 (1989). https://doi.org/10.1007/BF00479923
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DOI: https://doi.org/10.1007/BF00479923