Lan Huang, Ziqi Wang, Fangxin Wang, Song Wang, Dezhi Wang, Meihua Gao, Hua Li, Min Song, Xiaoqi Zhang
Six new 2 α -hydroxy ursane triterpenoids, 3 α - cis - p -coumaroyloxy-2 α ,19 α -dihydroxy-12-ursen-28-oic acid ( 1 ), 3 α-trans - p -coumaroyloxy-2 α ,19 α -dihydroxy-12-ursen-28-oic acid ( 2 ), 3 α - trans - p -coumaroyloxy-2 α -hydroxy-12-ursen-28-oic acid ( 3 ), 3 β-trans - p -coumaroyloxy-2 α -hydroxy-12,20(30)-ursadien-28-oic acid ( 4 ), 3 β-trans -feruloyloxy-2 α -hydroxy-12,20(30)-ursadien-28-oic acid ( 5 ), and 3 α-trans -feruloyloxy-2 α -hydroxy-12,20(30)-ursadien-28-oic acid ( 6 ), along with eleven known triterpenoids ( 7 - 17 ), were isolated from the leaves of Diospyros digyna ...
April 5, 2024: Molecules: a Journal of Synthetic Chemistry and Natural Product Chemistry