EINECS :208-081-6
Melting point : >300 ºC
Source: is a pentacyclic triterpenoids, in order to free body and the form of glycosides found in a variety of plants. The main source of Oleaceae plants extract olea europaea l. leaf; ligustrum lucidum ait. Fruits; Gentianaceae plants swertia mileensis tnhe et wlshi the whole plant; s. mussotii franch.; UMBELLIFERAE astrantia major l. of the leaves, root; Araliaceae aralia chinensis l. The root bark and bark; Cucurbitaceae hemsleya macrosperma cywu, hemsleya amabilis diels, hemsleya chinensis cogn. (the roots.
Physical properties of white needle crystal (ethanol); odorless, 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 Categories
.gif)
