Constituents of helenium atacamense cabr.

• GLAUCO MORALES ^[1] ; PATRICIA SIERRA ^[1] ; ADRIÁN PAREDES ^[1] ; LUIS A LOYOLA ^[1] ; JORGE BORQUEZ ^[1]
  1. [1] Universidad de Antofagasta

     Universidad de Antofagasta

     Antofagasta, Chile

     
• Localización: Journal of the Chilean Chemical Society (Boletín de la Sociedad Chilena de Química), ISSN-e 0717-6309, ISSN 0366-1644, Vol. 51, Nº. 1, 2006, págs. 769-772
• Idioma: inglés
• Enlaces
  • Texto completo
• Resumen

  • Constituents of Helenium atacamense Cabr were investigated following a preliminary screening of the biotoxicity against Artemia salina and the antitumoral activity of ethanol extract . Three compounds already identified were isolated from aerial parts of Helenium atacamense Cabr, and their structures were elucidated as helenalin, quercetin and 3-O-methylquercetin based on mass and various nuclear magnetic resonance techniques . Quercetin and 3- O- methylquercetin were tested by using TEAC Test