| abstract |
The invention discloses a glycyrrhetinic acid ester, which has the following chemical structural formula: It can be obtained by reacting hexalizarin and glycyrrhetinic acid in an oil-water two-phase system composed of a water-insoluble organic solvent and an alkaline aqueous solution. The compound is almost non-toxic, has good curative effect on chicken bursal disease, is better than glycyrrhetinic acid, and can be used as a new medicine for treating chicken bursal disease. |