... , tasteless, soluble in methanol, ethanol, benzene, ethyl ether, acetone and chloroform, practically insoluble in water, acid-base pairs are unstable. Melting ... point: 308 ~ 310 , [α] 20D +68 ° to +78 ° (C = 0.15, chloroform). Composition: pentacyclic triterpenoids CategoriesOleanolic acid is a triterpenoid compound that ...