https://repositorio.ufba.br/handle/ri/13083
Campo DC | Valor | Idioma |
---|---|---|
dc.contributor.author | Mendes, Carla Cardeal | - |
dc.contributor.author | Sandes, Luciana Q. | - |
dc.contributor.author | Cruz, Frederico Guare | - |
dc.contributor.author | Roque, Nídia Franca | - |
dc.creator | Mendes, Carla Cardeal | - |
dc.creator | Sandes, Luciana Q. | - |
dc.creator | Cruz, Frederico Guare | - |
dc.creator | Roque, Nídia Franca | - |
dc.date.accessioned | 2013-10-01T14:20:09Z | - |
dc.date.issued | 2009 | - |
dc.identifier.issn | 1612-1872 | - |
dc.identifier.uri | http://www.repositorio.ufba.br/ri/handle/ri/13083 | - |
dc.description | Texto completo: acesso restrito. p.1463–1470 | pt_BR |
dc.description.abstract | Four new (9βH)-lanostanes, i.e., (9βH)-3β-acetoxylanosta-7,24-diene, (9βH)-3-oxolanosta-7,24-diene, (9βH,24R)-3β-acetoxy-24-hydroxylanosta-7,25-diene, and (9βH,24S)-3β-acetoxy-24-hydroxylanosta-7,25-diene, two new lanostanes, i.e., (24R)-3β-acetoxy-24-hydroxylanosta-8,25-diene and (24S)-3β-acetoxy-24-hydroxylanosta-8,25-diene, and two known lanostanes, i.e., 3β-acetoxylanosta-8,24-diene and 3-oxolanosta-8,24-diene, were obtained from a new Mikania species (Asteraceae) besides pentacyclic triterpenes, steroids, and diterpenes. The structures of the compounds were determined by spectroscopic methods. This is the second study about acetyl-lanosterols from higher plants. Moreover, (9βH)-lanostanes are very rare metabolites from dicotyledone angiosperms. The occurrence of these terpenes together in the same plant makes the species a good source for lanostane- and (9βH)-lanostane-biosynthesis studies. | pt_BR |
dc.language.iso | en | pt_BR |
dc.source | http://dx.doi.org/10.1002/cbdv.200800269 | pt_BR |
dc.subject | Mikania aff. jeffreyi | pt_BR |
dc.subject | Lanostanes | pt_BR |
dc.subject | Triterpenes | pt_BR |
dc.title | New (9βH)-lanostanes and lanostanes from Mikania aff. jeffreyi (Asteraceae) | pt_BR |
dc.title.alternative | Chemistry and Biodiversity | pt_BR |
dc.type | Artigo de Periódico | pt_BR |
dc.identifier.number | v. 6, n. 9 | pt_BR |
dc.embargo.liftdate | 10000-01-01 | - |
Aparece nas coleções: | Artigo Publicado em Periódico (Química) |
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