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Reaction of trichloroacetyl isocyanate with some ketones and β-diketones

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  1. 1.

    Trichloroacetyl isocyanate reacts with cyclopentanone and cyclohexanone to give N-trichloroacetyl-2-carbamidocycloalken-1-y1-1-N′-trichloroacetylurethans.

  2. 2.

    Acetylacetone, dibenzoylmethane, and ethyl β-cyclopentanonecarboxylate react with trichloroacetyl isocyanate in a 1∶1 ratio to give O,N-substituted derivatives of carbamic acid.

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Literature cited

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    H. Claus, H. J. Fridrich, and H. Jensen, Ann. Chem.,1974, 561.

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    A. Hassner and J. K. Rasmussen, J. Am. Chem. Soc.,97, 1451 (1975).

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    A. N. Kost (editor), General Laboratory Manual on Organic Chemistry [in Russian], Mir (1965), p. 456.

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    R. Abell, J. Chem. Soc.,101, 998 (1912).

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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 8, pp. 1910–1912, August, 1977.

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Arbuzov, B.A., Zobova, N.N. & Sofronova, O.V. Reaction of trichloroacetyl isocyanate with some ketones and β-diketones. Russ Chem Bull 26, 1773–1775 (1977). https://doi.org/10.1007/BF00925203

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  • Ethyl
  • Ketone
  • Isocyanate
  • Acetylacetone
  • Cyclohexanone