A method for separating a lactone-containing high-molecular weight compound comprising subjecting a mixture of a lactone-containing high-molecular weight compound having, as its side-chain, at least one of a lower alkenyl group and a lower alkoxy group and its analogous compound(s) to either one or both steps in any order of a step (A) for adsorbing the mixture to a nonionic adsorption resin and eluting with an aqueous solvent containing silver ions, and a step (B) for adsorbing the mixture to a basic active alumina and eluting with an organic solvent to separate each of the compounds.
一种分离含内酯的高分子量化合物的方法,包括将具有以下侧链的含内酯的高分子量化合物的混合物步骤(A)将混合物吸附在非离子吸附
树脂上,并用含
银离子的
水溶剂洗脱;步骤(B)将混合物吸附在碱性活性氧化铝上,并用有机溶剂洗脱,以分离每种化合物。