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Cassia excelsa

Cassia excelsa Shrad. contains cassine, C18H35NO2 (mp 57°-58.5° Wd —0.6° hydrochloride, mp 173°-175° hydronitrate, mp 116°-117°) (179), which has been shown to possess structure CXIV (180,181). IR- and NMR-data indicated a secondary hydroxyl, a secondary C-methyl, and a methyl ketone (confirmed by positive iodoform test). Dehydrogenation furnished optically inactive dehydrocassine (CXV), which showed the characteristic UV-spectrum of a 3-hydroxypyridine. [Pg.491]

Cassine (XII469), a crystalline alkaloid from the legume Cassia excelsa Shrad., has been dehydrogenated to 2-methyl-6-(10-acetylundecyl)-3-pyridinol with palladium-on-carbon at 220°. ... [Pg.730]

Quassia should not be confused with Jamaica quassia Picrasnta excelsa) or senna Senna spp., formerly classified as Cassia spp.). [Pg.723]

See other pages where Cassia excelsa is mentioned: [Pg.354]    [Pg.266]    [Pg.354]    [Pg.266]   
See also in sourсe #XX -- [ Pg.491 ]



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