2-HYDROXYETHYL-1H-QUINOLIN-2-ONE DERIVATIVES AND THEIR AZAISOSTERIC ANALOGUES WITH ANTIBACTERIAL ACTIVITY Russian patent published in 2015 - IPC C07D491/56 C07D497/04 A61K31/436 A61K31/4365 A61K31/498 A61K31/4985 A61P31/04 

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention refers to compounds of formula and their pharmaceutically acceptable salts possessing antibacterial properties, as well as to a based pharmaceutical composition. In formula (I) R¹ represents an alkoxy group; each of U and V represents CH, and W represents N, or U represents N, V represents CH and W represents CH or N, or each of U and V represents N, and W represents CH; R² represents hydrogen or fluorine, if W represents CH, or R² represents hydrogen, if W represents N; A represents O or CH₂; Y represents CH or N; Q represents O or S; and n represents 0 or 1.

EFFECT: preparing the pharmaceutically acceptable salts possessing the antibacterial properties.

23 cl, 3 tbl, 15 ex