The invention provides new lipopolyamines of spermine type of the general formula I, wherein X is C-N bond or aminopolyethyleneglycolcarboxamide linker or o-hydroxy- alkylcarboxamide linker or ω-hydroxyalkylcarboxamidopolyethyleneglycol- carboxamide linker, and wherein a hydrophobic domain Y is an acyl symmetrically branched in the position C(2) or cholesteryl. The invention further provides a method of preparation of said lipopolyamines and their use for construction of polycationic liposomal drug carriers.
该发明提供了一种新的通式I的脂质聚
胺类化合物,其中X是C-N键或
氨基聚
乙二醇羧
酰胺连接物或o-羟基-烷基羧
酰胺连接物或ω-羟基烷基羧
酰胺聚
乙二醇羧
酰胺连接物,其中疏
水区域Y是在位置C(2)处对称分支的酰基或
胆固醇。该发明还提供了所述脂质聚胺的制备方法及其用于构建多阳离子脂质体药物载体的用途。