NOVEL DIAMINOPYRIDINE DERIVATIVES Russian patent published in 2020 - IPC C07D401/12 A61K31/444 A61P17/00 

FIELD: medicine; pharmaceuticals.

SUBSTANCE: invention relates to a compound of formula (I);

,

where R₁ denotes H or C₁-C₆ alkyl; and Hal is halogen; or a pharmaceutically acceptable salt thereof, as well as to a pharmaceutical composition, containing a therapeutically effective amount of a compound of formula 1, a method of inhibiting JAK activity and a method of treating a disease or pathological condition in which JAK inhibition plays a role.

EFFECT: novel diaminopyridine derivatives are disclosed.

12 cl, 3 tbl, 2 ex