Patent ID: 11912716
Assignee: GUANGXI JIUFU BIOTECHNOLOGY CO., LTD
Field: Organic fine chemistry (Chemistry)
Classification: CPC A  C  Y | IPC A  C

Claim 0:
1. A method for preparing a compound having a formula:, comprising the following steps:
R1: sorting Limax, removing impurities, and pulverizing, to obtain Limax powder;
R2: putting the Limax powder into a supercritical CO2 extractor for extraction to obtain an extract;
R3: adding vegetable oil to the extract, heating and mixing evenly, cooling, standing, and filtering to obtain a precipitate, washing the precipitate with a washing solvent, and drying to obtain a dried precipitate; and
R4: adding a crystallization solvent to the dried precipitate, heating to dissolve, cooling, standing to precipitate white needle-like crystals, and filtering to obtain the crystals, recrystallizing, and drying, to obtain the compound.