Disclosed are compounds of formula (Ia) or a pharmaceutically acceptable salt thereof, pharmaceutical compositions comprising compounds of formula (Ia) and methods of using the same for treating cancer or a respiratory inflammatory disease and inhibiting arginase:
wherein
R1 is —NHR1a;
R1a is —H or —C(O)CH(R1b)NHR1c;
R1b is selected from —H, —(C1-C4) alkyl and CH2OR1d;
R1c is —H; or R1b and R1c, together with the atom to which they are attached, form a 5-membered heterocyclic ring; and
R1d is H or —CH3.
公开了式(Ia)化合物或其药学上可接受的盐、包含式(Ia)化合物的药物组合物以及使用其治疗癌症或呼吸道炎症疾病和抑制
精氨酸酶的方法:
其中
R1 是-NHR1a;
R1a 是-H 或-C(O)CH(R1b)NHR1c;
R1b 选自-H、-(C1-C4)烷基和 CH2OR1d;
R1c 是-H;或 R1b 和 R1c 与它们所连接的原子一起构成 5 元杂环;以及
R1d 是 H 或 -
CH3。