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Aspidosperma refractum

From Aspidosperma refractum Martius Djerassi et al. (70) obtained an alkaloid (C23H28N2O4) which they named refractine and to which structure 148 was assigned. [Pg.239]

Pyrifoline (CXIX) and refractidine (CXX) are abundant constituents, respectively, of the closely similar species, Aspidosperma pyrifolium (49) and A. refractum (81). Pyrifoline, shown by analysis and mass spectrometry to be C23H30N2O3, contains two methoxyl groups, while refractidine, C21H26N2O2, contains only one. The UV-spectrum of pyrifoline... [Pg.429]

See other pages where Aspidosperma refractum is mentioned: [Pg.429]    [Pg.429]   
See also in sourсe #XX -- [ Pg.429 ]

See also in sourсe #XX -- [ Pg.239 ]

See also in sourсe #XX -- [ Pg.17 ]



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Aspidosperma

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