Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Oscar J. Díaz"'
Publikováno v:
Journal of Molecular Structure. 875:493-500
Infrared vibrational spectrum of 11αH-dihydrozaluzanin E has been measured at room temperature and it was analyzed theoretically by means of ab initio calculations. The conformational space of the compound has been scanned using molecular dynamics a
Publikováno v:
Phytochemistry. 65:2557-2560
The phytochemical study of M. polymnioides led to the isolation of two sesquiterpene lactones namely: 11aH-dihydrozaluzanin E and 1b-hydroxy-4-oxo-11bH-4-noreudesman-6,12-olide. Their structures were determined by spectroscopic methods. The relative
Autor:
Virginia E. Sosa, Silvia R. Alarcón, Juana R. de la Fuente, Oscar J. Díaz, María L. Uriburu, Lázaro Novara
Publikováno v:
Phytochemistry. 45:1185-1188
From aerial parts of five plants lots of Parthenium hysterophorus-P. glomeratum collected along 72 km in Salta Province, Argentina, seven known and four new pseudoguaianolides have been found. p -Methoxybenzoic acid was also isolated from plants grow
Autor:
Virginia E. Sosa, María L. Uriburu, Silvia R. Alarcón, Oscar J. Díaz, Lázaro Novara, J. R. de la Fuente
Publikováno v:
ChemInform. 28
Autor:
Adriana Pacciaroni, Diego G. Gutiérrez, Fany Cayo, Virginia E. Sosa, Rosana Alarcón, Oscar J. Díaz
Publikováno v:
Natural Product Communications. 10:1934578X1501000
The flower heads of Microliabum polymnioides afforded scopoletin, 5,4′-dihydroxy-3,6,7-trimethoxyflavone, 3,5,4′-trihydroxy-6,7-dimethoxyflavone and 3,5,7,4′-tetrahydroxy-6-methoxyflavone. The leaves contained hexadecanoic acid, phytol and doco