New pyrazole alkaloids from the root bark of Newbouldia laevis.
The root bark of Newbouldia laevis afforded withasomnine, 4'-hydroxywithasomnine, 4'-methoxywithasomnine, newbouldine, 4'-hydroxynewbouldine, and 4'-methoxynewbouldine. 4'-Methoxywithasomnine and 4'-methoxynewbouldine are new natural products.
Aladesanmi
A J
AJ
Nia
R
R
Nahrstedt
A
A
D000470:Alkaloids / Q000737:chemistry / Q000302:isolation & purification*; D015394:Molecular Structure; D018517:Plant Roots / Q000737:chemistry*; D013057:Spectrum Analysis
D000470:Alkaloids