IP Library Granted Patent US 12668586
Granted Patent B2
US 12668586 · App. 18/692,791 · Granted Jun 30, 2026

AhR inhibitor, use thereof, and preparation method therefor

Inventors: Yuxun Wang (Boston, MA); Xiaohui Liu (Salt Lake City, UT); Zhicheng Jiang (Chongqing, CN); Jichao Wu (Chongqing, CN); Xiaoquan Wu (Chongqing, CN); Qi Huang (Chongqing, CN); Shengyong Yang (Chongqing, CN)
Assignee: CHONGQING PHARSCIN INNOBIO CO., LTD.
C07D403/04A61K31/506C07D401/12C07D401/14C07D403/14C07D405/14C07D413/14C07D471/04
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Quick Facts
Patent No.
US 12668586
App. No.
18/692,791
Granted
Jun 30, 2026
Kind
B2
Abstract

The present disclosure relates to a compound having an AhR inhibitory effect as shown in FIG. (I), and a use thereof and a preparation method thereof.

Claims (15)

1 . A compound represented by formula (I) or a pharmaceutically acceptable salt thereof,

wherein,

R 1 is selected from phenyl, pyridyl, pyrazolyl, wherein, the phenyl, pyridyl, or pyrazolyl is optionally substituted by one or two R 11 ;

R 11 is selected from fluoro, chloro, cyano, methyl, trifluoromethyl, or trifluoromethoxy;

R 2 is selected from phenyl, pyrazolyl, pyridyl, isoxazolyl, or pyrimidinyl, wherein, the phenyl, pyrazolyl, pyridyl, isoxazolyl, or pyrimidinyl is optionally substituted by one or two R 21 ;

R 21 is selected from fluoro, chloro, cyano, amino, methyl, methoxy, or cyclopropyl;

L is selected from single bond, —CH(CH 3 )—, —CH 2 CH 2 —, —CH(CH 2 CH 3 )—,

R 3 is selected from

2 . The compound or pharmaceutically acceptable salt thereof according to claim 1 , wherein:

-L-R 3 is selected from

3 . The compound or pharmaceutically acceptable salt thereof according to claim 1 , wherein R 1 is selected from

4 . The compound or pharmaceutically acceptable salt thereof according to claim 1 , wherein R 2 is selected from

5 . The compound or pharmaceutically acceptable salt thereof according to claim 1 , wherein the compound is selected from the group consisting of:

6 . The compound or pharmaceutically acceptable salt thereof according to claim 1 , wherein the pharmaceutically acceptable salt is any or a combination of hydrochloride, hydrobromate, sulfate, phosphate, carbonate, acetate, propionate, methanesulfonate, lactate, benzenesulfonate, p-toluenesulfonate, succinate, maleate, fumarate, tartrate, citrate, or malate.

7 . A pharmaceutical composition, wherein the composition comprises the compound or pharmaceutically acceptable salt thereof according to claim 1 , or a pharmaceutically acceptable carrier.