IP Library Granted Patent US 12,448,378
Granted Patent B2
US 12,448,378 · App. 17/928,295 · Granted Oct 21, 2025

Fluoropyrrolopyridine compound and application thereof

Inventors: Kun Fang (Shanghai, CN); Shuhui Chen (Shanghai, CN)
Assignee: Wuxi Life Fountain Biotech Co., Ltd
C07D471/04A61P35/00
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Quick Facts
Patent No.
US 12,448,378
App. No.
17/928,295
Granted
Oct 21, 2025
Kind
B2
Abstract

Disclosed is a fluoropyrrolopyridine compound, and specifically disclosed is a compound represented by formula (II), an isomer or a pharmaceutically acceptable salt thereof.

Claims (24)

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

wherein,

ring A is

T 1 , T 2 , T 3 , T 4 and T 5 are each independently C, CH or N;

E 1 is O or S;

R 1 is each independently H or C 1-3 alkyl, wherein the C 1-3 alkyl is optionally substituted with 1, 2 or 3 R a ;

R 2 is each independently H or C 1-3 alkyl, wherein the C 1-3 alkyl is optionally substituted with 1, 2 or 3 R b ;

R 3 is H or C 1-3 alkyl;

R 4 is each independently H, C 1-3 alkyl, —O—C 1-3 alkyl or —S(O) 2 —C 1-3 alkyl, wherein the C 1-3 alkyl, —O—C 1-3 alkyl and —S(O) 2 —C 1-3 alkyl are each independently optionally substituted with 1, 2 or 3 R c ;

R a , R b and R c are each independently F, Cl, Br or I;

m is 1, 2 or 3.

2. The compound according to claim 1 or the pharmaceutically acceptable salt thereof, wherein the compound has the structure of formula (I-1) or (I-2)

wherein,

R 1 and R 2 are as defined above.

3. The compound according to claim 1 or the pharmaceutically acceptable salt thereof, wherein R 1 is each independently H or CH 3 , wherein the CH 3 is optionally substituted with 1, 2 or 3 R a .

4. The compound according to claim 3 or the pharmaceutically acceptable salt thereof, wherein R 1 is each independently H or CH 3 .

5. The compound according to claim 1 or the pharmaceutically acceptable salt thereof, wherein R 2 is each independently H or CH 3 , wherein the CH 3 is optionally substituted with 1, 2 or 3 R b .

6. The compound according to claim 5 or the pharmaceutically acceptable salt thereof, wherein R 2 is each independently H or CH 3 .

7. The compound according to claim 1 or the pharmaceutically acceptable salt thereof, wherein R 3 is each independently H or CH 3 .

8. The compound according to claim 1 or the pharmaceutically acceptable salt thereof, wherein R 4 is each independently H, CH 3 , —O—CH 3 or —S(O) 2 —CH 3 .

9. The compound according to claim 1 or the pharmaceutically acceptable salt thereof, wherein ring A is

10. The compound according to claim 9 or the pharmaceutically acceptable salt thereof, wherein ring A is

11. A compound represented by the following formula or a pharmaceutically acceptable salt thereof, and the compound is

12. A method for inhibiting ATR in a subject in need thereof, comprising: administering an effective amount of the compound according to claim 1 or the pharmaceutically acceptable salt thereof to the subject.

Assignments (2)
CHANGE OF NAME Recorded Sep 10, 2023
From: SHENZHEN LINGFANG BIOTECH CO., LTD.
To: WUXI LIFE FOUNTAIN BIOTECH CO., LTD
Reel/Frame 064854/0056 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 9, 2023
From: FANG, KUN; CHEN, SHUHUI
To: SHENZHEN LINGFANG BIOTECH CO., LTD.
Reel/Frame 062337/0253 →
Priority Claims (2)
CN 202010478432.9 · May 29, 2020 · national
CN 202110139687.7 · Feb 1, 2021 · national
Continuity (1)
Related Publication 20230212165A1 · Jul 6, 2023
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