Pyrazolopyrazine derived compounds as represented by general formulas (AI) and (I) or a pharmaceutically acceptable salt, a solvate, an active metabolite, a polymorph, an isotopic marker or an isomer thereof. Provided are a pharmaceutical composition comprising same and use of the compounds and the pharmaceutical composition in the preparation of medicaments for treating JAK kinase-mediated diseases. The compounds and pharmaceutical composition thereof provided have significant JAK kinase inhibitory activity, and in particular, have relatively high Tyk2 kinase inhibitory activity and selectivity for JAK2, and therefore have a very promising application potential.
以一般公式(AI)和(I)表示的
吡唑并
吡嗪衍
生物化合物,或其药学上可接受的盐、溶剂化物、活性代谢物、多形体、同位素标记或异构体。提供了包含这些化合物的制药组合物以及将这些化合物和制药组合物用于制备治疗JAK激酶介导疾病的药物的用途。所提供的化合物和制药组合物具有显著的JAK激酶抑制活性,特别是具有相对较高的Tyk2激酶抑制活性和对JAK2的选择性,因此具有非常有前途的应用潜力。