Grosulfeimin and new related guaianolides from cynara scolymus L.
Metadatos
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Universidad de Granada, Facultad de Farmacia.
Materia
Cynara scolymus L. Sesquiterpene lactones Sulfonyl Guaianolides Guaianolides
Fecha
1991-12-20Referencia bibliográfica
Barbetti, P.; et al. Grosulfeimin and new related guaianolides from cynara scolymus L. Ars Pharm, 433-439 (1992). Disponible en: https://revistaseug.ugr.es/index.php/ars/article/view/25818
Resumen
Three new guaianolides 11-H-13-rnethylsulfonylgrosheirnin 5 (Grosulfeirnin), 8-deoxy-11, 13-dihydroxygrosheimin 7 and 8-deoxy-11-hydroxy-13-chlorogrosheimin 8 have been isolated from the leaves of Cynara scolymus L. Besides, 8-epigrosheirnin 9 has been isolated for the ftrst time frorn this source. The structures were deterrnined by spectroscopical rnethods and by chernical correlations.