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Laevisines A and B: two new sesquiterpene-pyridine alkaloids from maytenus laevis
1Dipartimento di Scienze Farmaceutiche, Universita degli Studi di Salerno, P.zza V. Emanuele 9, Penta di Fisciano (SA), Italy.
Journal of Natural Products
|January 23, 1999
Abstract:
Two new sesquiterpene-pyridine alkaloids, laevisines A (1) and B (2), have been isolated from the bark of Maytenus laevis, along with seven known alkaloids (3-9). Their structures were elucidated by FABMS analysis and 1D and 2D NMR spectroscopy including DQF-COSY, HSQC, and HMBC.