Humam, M; Kehrli, T; Jeannerat, D; Munoz, O; Hostettmann, K; Christen, P Schizanthines N, O, and P, Tropane Alkaloids from the Aerial Parts of Schizanthus Tricolor Artículo de revista Journal of Natural Products, 74 (1), pp. 50-53, 2011, ISSN: 0163-3864. Resumen | Enlaces | BibTeX | Etiquetas: bark erythroxylum, genus @article{RN42c,
title = {Schizanthines N, O, and P, Tropane Alkaloids from the Aerial Parts of Schizanthus Tricolor},
author = { M. Humam and T. Kehrli and D. Jeannerat and O. Munoz and K. Hostettmann and P. Christen},
url = {/brokenurl#<Go to ISI>://WOS:000286577800010},
doi = {10.1021/np1005423},
issn = {0163-3864},
year = {2011},
date = {2011-01-01},
journal = {Journal of Natural Products},
volume = {74},
number = {1},
pages = {50-53},
abstract = {Three tropane alkaloids, named schizanthines N, O, and P (1-3), have been isolated from the crude alkaloid extract of the endemic Chilean plant Schizanthus tricolor. On the basis of extensive NMR studies and MS fragmentation analysis, their structures were determined to be 3 alpha-(E)-4-hydroxysenecioyloxy-6 beta-angeloyloxytropane (1), 3 alpha-(E)-4-hydroxysenecioyloxy-6 beta-senecioyloxytropane (2), and 3 alpha-mesaconyloxy-6 beta-senecioyloxytropane (3). Compounds 1 and 2 are the first isomeric alkaloids in the tropane series possessing a hydroxysenecioyl substituent as an esterifying moiety.},
keywords = {bark erythroxylum, genus},
pubstate = {published},
tppubtype = {article}
}
Three tropane alkaloids, named schizanthines N, O, and P (1-3), have been isolated from the crude alkaloid extract of the endemic Chilean plant Schizanthus tricolor. On the basis of extensive NMR studies and MS fragmentation analysis, their structures were determined to be 3 alpha-(E)-4-hydroxysenecioyloxy-6 beta-angeloyloxytropane (1), 3 alpha-(E)-4-hydroxysenecioyloxy-6 beta-senecioyloxytropane (2), and 3 alpha-mesaconyloxy-6 beta-senecioyloxytropane (3). Compounds 1 and 2 are the first isomeric alkaloids in the tropane series possessing a hydroxysenecioyl substituent as an esterifying moiety. |