Molecules (Aug 2011)

Rauniticine-allo-Oxindole B and Rauniticinic-allo Acid B, New Heteroyohimbine-Type Oxindole Alkaloids from the Stems of Malaysian Uncaria longiflora var. pteropoda

  • Rohaya Ahmad,
  • Nor Hadiani Ismail,
  • Khalijah Awang,
  • Fatimah Salim

DOI
https://doi.org/10.3390/molecules16086541
Journal volume & issue
Vol. 16, no. 8
pp. 6541 – 6548

Abstract

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Two new heteroyohimbine-type oxindole alkaloids, rauniticine-allo-oxindole B and rauniticinic-allo acid B, have been successfully isolated from the stems extract of Malaysian Uncaria longiflora var. pteropoda. The structures of the two new alkaloids were determined by spectroscopic analysis.

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