EXTERNAL FLAVONOIDS FROM HELIOTROPIUM MEGALANTHUM AND H. HUASCOENSE (BORAGINACEAE). CHEMOTAXONOMIC CONSIDERATIONS

From the CH2Cl2 washings of fresh Heliotropiumspp. (Cochranea section), flavonoids and aromatic geranyl derivativeshave been isolated. Among the flavonoids, flavanones and flavonols arethe most common compounds, and only few flavones have been reported. Inthis communication we report the isolation o...

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Autores principales:	URZUA,ALEJANDRO, MODAK,BRENDA, VILLARROEL,LUIS, TORRES,RENE, ANDRADE,LUZ, MENDOZA,LEONORA, WILKENS,MARCELA
Lenguaje:	English
Publicado:	Sociedad Chilena de Química 2000
Materias:	Heliotropium megalanthum glandulartrichomes 5-hydroxy-7,3',4',5'-tetramethoxylavanone, 5,3'-dihydroxy-7,4' 5'-trimethoxyflavanone Heliotropiumhuascoense non-glandular trichomes 5-hydroxy-3,7-dimethoxyflavone (2S, 3S)-3,5-dihydroxy-7-methoxyflavanone
Acceso en línea:	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0366-16442000000100004
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EXTERNAL FLAVONOIDS FROM HELIOTROPIUM MEGALANTHUM AND H. HUASCOENSE (BORAGINACEAE). CHEMOTAXONOMIC CONSIDERATIONS

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