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A 1H and 13C NMR study of a novel naturally occurring furocoumarin from Dorstenia cayapiaa
(Spectrochimica Acta Part A: Molecular Spectroscopy, 1992-10-01) [Artigo]
The chemical structure of a naturally occurring furocoumarin from Dorstenia cayapiaa (1) has been established by 1D and 2D NMR methods. © 1992.
Coumarins from Brosimum gaudichaudii
(Journal of Natural Products, 1993-03-01) [Artigo]
The new coumarin, (+)-(2'S,3'R)-3-hydroxymarmesin , was isolated from the aqueous fraction of the EtOH extract of the root bark of Brosimum gaudichaudii (Moraceae).