1,2,4-triazine-3-amine derivative, preparation method therefor, and use thereof in medicine

Abstract

A 1,2,4-triazine-3-amine derivative, a preparation therefor, and use thereof in medicine are provided. Specifically, a 1,2,4-triazine-3-amine derivative as represented by general formula (I), a preparation method therefor, a pharmaceutical composition containing the derivative, and use thereof as a therapeutic agent, in particular as an A2a or A2b receptor antagonist, and use thereof in the preparation of a medicament for treating a condition or disorder that is ameliorated by means of inhibition of the A2a or A2b receptor are provided. Each substituent in general formula (I) is defined in the description.

Dependencies are inferred from the claim text.