3 resultados
From the whole plants and the roots of Gueldenstaedtia multiflora, which has been used in traditional Chinese medicine, five new oleanane glycosides and one lupane glycoside were isolated together with eight known oleanane glycosides and a medicarpin derivative. These structures were determined
Two new pterocarpan glycosides (1-2), five new triterpenoids (3-7), and 13 known analogues (14-20) were isolated from the whole plants of Gueldenstaedtia verna. These new compounds (1-7) were elucidated by extensive spectroscopic techniques including 1D ((1)H and (13)C) and 2D NMR experiments (COSY,
A new triterpenoid glycoside (1) and 15 known compounds (2-16) were isolated from the whole plants of Gueldenstaedtia verna. The new compound (1) was identified as complogenin 22-O-β-d-glucopyranoside by extensive spectroscopic techniques including 1D (1H and 13C) and 2D NMR experiments (HSQC, HMBC