• Title/Summary/Keyword: fused-pyrmidines

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Investigation of the Reaction of 6-Amino-3-methyl-4-oxo-3, 4-dihydro-2-pyrimidinylhydrazine

  • Moustafa, M.A.;Gineinah, M.M.;Bayomi, S.M.;Ismaiel, A.M.
    • Archives of Pharmacal Research
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    • v.13 no.4
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    • pp.347-350
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    • 1990

  • The hydrazine derivative 2 has been utilized for the synthesis of three different fused 1, 2, 4-triazolo [4, 3-a] pyrimidine derivatives 4, 5, &6 and a tetrazolo [1, 5-a] pyrimidine derivative 7. Reaction of 2 with the chalcone analogue 2-thenylidene-2'-acetothienone, gave the pyrazoline derivative 8.

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