3'-Fluorinated guanosine derivatives for the treatment or prophylaxis of HBV or retroviral infections
申请人:MEDIVIR AB
公开号:EP1123935A2
公开(公告)日:2001-08-16
A compound of the formula I
wherein:
nuc is the residue of a nucleoside analogue bonded through its single hydroxy group on the cyclic or acyclic saccharide moiety,
R1 is hydroxy, amino or carboxy; optionally having esterified/amide bonded thereon a C4-C22 saturated or unsaturated, optionally substituted fatty acid or alcohol, or an aliphatic L-amino acid;
R2 is the residue of an aliphatic L-amino acid;
L1 is a trifunctional linker group;
L2 is absent or a difunctional linker group;
and pharmaceutically acceptable salts thereof.
式 I 的化合物
其中
nuc 是核苷类似物的残基,通过其单个羟基键合在环状或无环状糖基上、
R1 是羟基、氨基或羧基;可选择在其上酯化/酰胺键合 C4-C22 饱和或不饱和、可选择取代的脂肪酸或醇,或脂肪族 L-氨基酸;
R2 是脂肪族 L-氨基酸的残余物;
L1 是三官能团连接基团;
L2 不存在或为双官能团连接基团;
及其药学上可接受的盐类。