National Natural Science Foundation of China (Grant No. 30371748);the 985 Project of Peking University and the National Eleventh Five-year Key Technologies R & D Program of China (Grant No. 2006BAI14B01)
Chemical constituents of the whole herb of Saruma henryi Oliv. were investigated. The herbal extract was separated by repeated column chromatography over silica gel and celite. The structures were elucidated by spectr...
From the roots of Aristolochia triangularis, two new alkaloids triangularine A and triangularine B together with thirteen known alkaloids namely aristololactam AII, AIIIa, AIA, Ia, IIA, BII, CII, cepharadione A,...