Five triterpenoidal compounds were isolated from the ethanol extracts of Diospyros kaki leaves and identified as uvaol(1),oleanolic acid(2),betulinic acid(3),19α hydroxyursolic acid(4) and 19α,24 dihydroxyursolic ac...Five triterpenoidal compounds were isolated from the ethanol extracts of Diospyros kaki leaves and identified as uvaol(1),oleanolic acid(2),betulinic acid(3),19α hydroxyursolic acid(4) and 19α,24 dihydroxyursolic acid(5).Compound 5 was isolated from Diospyros genus for the first time.展开更多
文摘Five triterpenoidal compounds were isolated from the ethanol extracts of Diospyros kaki leaves and identified as uvaol(1),oleanolic acid(2),betulinic acid(3),19α hydroxyursolic acid(4) and 19α,24 dihydroxyursolic acid(5).Compound 5 was isolated from Diospyros genus for the first time.