Conclusions
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1.
A. method of synthesis of 2,3,4,5-tetrafluorophenylhydrazine was presented.
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2.
5,6, 7, 8-Tetrafluorotetrahydrocarbazole and 2-phenyl-4, 5,6,7-tetrafluoroindole, respectively, were obtained by the Fischer reaction from the 2,3,4,5-tetrafluorophenylhydrazones of cyclohexanone and acetophenone.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 3, pp. 679–682, March, 1969.
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Petrova, T.D., Mamaev, V.P. & Yakobson, G.G. Polyfluoroaromatic compounds in the Fischer reaction. Russ Chem Bull 18, 609–611 (1969). https://doi.org/10.1007/BF00906986
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DOI: https://doi.org/10.1007/BF00906986