| 摘要 |
FIELD: chemistry.SUBSTANCE: disclosed is a method of purifying a compound of formula 1which includes the following steps: (1) adding a raw compound 1 to a macroporous adsorption resin, (2) washing the macroporous adsorption resin with an aqueous solution, an organic solvent or a mixed solution of an organic solvent and water, (3) elution using the aqueous solution, organic solvent or mixed solution of an organic solvent and water.EFFECT: improved method.9 cl, 7 dwg, 12 ex |
