PYRROLIDINOINDOLINE ALKALOIDS FROM PSYCHOTRIA-COLORATA

Authors
VEROTTA L PILATI T TATO M ELISABETSKY E AMADOR TA NUNES DS
Citation
L. Verotta et al., PYRROLIDINOINDOLINE ALKALOIDS FROM PSYCHOTRIA-COLORATA, Journal of natural products, 61(3), 1998, pp. 392-396
Citations number
17
Categorie Soggetti
Chemistry Medicinal","Plant Sciences","Pharmacology & Pharmacy
Journal title
Journal of natural products → ACNP
ISSN journal
01633864
Volume
61
Issue
3
Year of publication
1998
Pages
392 - 396
Database
ISI
SICI code
0163-3864(1998)61:3<392:PAFP>2.0.ZU;2-7
Abstract
Fractionation of an alkaloid extract of Psychotria colorata flowers le d to the isolation of six alkaloids, identified by UV, 1D and 2D NMR, and MS as (-)-calycanthine, isocalycanthine, (+)-chimonanthine, hodgki nsine, quadrigemine C, and a new alkaloid (1), whose structure was ded uced by X-ray analysis to be (8-8a),(8'-8'a)-tetradehydroisocalycanthi ne 3a(R), 3'a(R).