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Synthesis and some reactions of 7-methyl-5-phenyl-5<i>H</i>-pyrazolo[3,4-e]1,2,4-triazine-3-thiol
作者:Mohamed Salah Kamel Youssef、Ferial Mohamed Atta、Khairy Mohamed Hassan、Mohamed Saad Abbady
DOI:10.1002/jhet.5570210362
日期:1984.5
The title compound II has been prepared by the reaction of 3-methyl-1-phenyl-4-oxo-5-pyrazolone with thiosemicarbazide in aqueous potassium carbonate. Alkylation of II on the sulfur atom in aqueous sodium hydroxide afforded the 3-alkylthio derivatives III. Interaction of II or III with different amines yielded the 3-amino derivatives IV. The 3-hydrazino derivative IVa condensed with aromatic aldehydes
通过使3-甲基-1-苯基-4-氧代-5-吡唑啉酮与硫代氨基脲在碳酸钾水溶液中反应来制备标题化合物II。在氢氧化钠水溶液中II在硫原子上的烷基化得到3-烷硫基衍生物III。II或III与不同胺的相互作用产生3-氨基衍生物IV。3-肼基衍生物IVa与芳香醛在乙醇或乙酸中缩合,得到相应的V.
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Heinisch, L., Journal fur praktische Chemie (Leipzig 1954), 1988, vol. 330, # 1, p. 57 - 64
作者:Heinisch, L.
DOI:——
日期:——
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YOUSSEF, MOHAMED, SALAH, KAMEL;ATTA, FERIAL, MOHAMED;HASSAN, KHAIRY, MOHA+, J. HETEROCYCL. CHEM., 1984, 21, N 3, 923-926
作者:YOUSSEF, MOHAMED, SALAH, KAMEL、ATTA, FERIAL, MOHAMED、HASSAN, KHAIRY, MOHA+
DOI:——
日期:——
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YOUSSEF, MOHAMED, SALAH, KAMEL;ATTA, FERIAL, MOHAMED;HASSAN, KHAIRY, MOHA+, J. PRAKT. CHEM., 1984, 326, N 6, 994-998
作者:YOUSSEF, MOHAMED, SALAH, KAMEL、ATTA, FERIAL, MOHAMED、HASSAN, KHAIRY, MOHA+
DOI:——
日期:——
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HEINISCH, L., J. PRAKT. CHEM., 330,(1988) N 1, 57-64
作者:HEINISCH, L.
DOI:——
日期:——