Phenylcoumarins from Kielmeyera elata.

Resumo
Friedelin, the 4-phenylcoumarins mammeisin, 4-phenyl-5-hydroxy-6-(3-methyl-1-oxobutyl)-2'-(1-hydroxy-1-methylethyl)-3 ',4 ' -dihydro(5',4 ' :7,8) furancoumarin, and mammeigin have been puri®ed from the stem of Kielmeyera elata. These compounds have previously been reported for the same species. In addition, a new derivative of mammeigin has been isolated and identi®ed as 4-phenyl-5-hydroxy-6-(3-hydroxymethyl-1-oxo-butyl)-2 ' ,2 ' -dimethyl(6 ',5 ' :7,8)pyrancoumarin.
Descrição
Palavras-chave
Kielmeyera elata, Guttiferae, Phenylcoumarins, Hidroxymammeigin
Citação
GRAMACHO, R. da S. et al. Phenylcoumarins from Kielmeyera elata. Phytochemistry, v. 51, n.4, p.579-581, jun. 1999. Disponível em: <https://www.sciencedirect.com/science/article/pii/S0031942299000576>. Acesso em: 20 ago. 2012.