1.
Phytochemistry
; 59(7): 739-47, 2002 Apr.
Artigo
em Inglês
| MEDLINE
| ID: mdl-11909631
RESUMO
Five pyrano-isoflavones have been isolated from the rootstock of Eriosema kraussianum N. E. Br (Papilionaceae). Spectral data and single crystal X-ray analyses were used for structural elucidation. The most active of the compounds had an activity of 75% of that found in Viagra in the erectile dysfunction test on rabbit penile smooth muscle.