New Quinoid Glycosides from Forsythia suspensa
Three novel compounds, suspenolic acid (1), forsythenside A (2), and forsythenside B (3), have been isolated from the fruits of Forsythia suspensa. Their structures were elucidated by spectral methods and chemical reactions.
Ming
DS
Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050, People's Republic of China.
Yu
DQ
Yu
SS