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13 C NMR spectra of some indole derivatives

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The effect of acyl and carboxyl groups in position 2 or 3 of the indole ring on the13C chemical shifts of the ring was studied, α-, β-, and γ-Increments of the indole and isatin rings for13 C chemical shifts of the substituants at the ring N-atom were determined.

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Translated fromIzvestiya Akademii Nauk. Seriya Khimicheskaya, No. 1, pp. 66–69, January, 1994.

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Panasenko, A.A., Caprosh, A.F., Radul, O.M. et al. 13 C NMR spectra of some indole derivatives. Russ Chem Bull 43, 60–63 (1994).

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Key words

  • indole
  • 13 C NMR
  • chemical shift
  • increments of chemical shifts