IP Library › Granted Patent US 12,338,246
Granted Patent B2
US 12,338,246 · App. 17/436,223 · Granted Jun 24, 2025

Pyrazine derivative and application thereof in inhibiting SHP2

Inventors: Haifeng Sun (Suzhou, CN); Kuifeng Wang (Suzhou, CN); Tao Zhang (Suzhou, CN); Mengnan Ma (Suzhou, CN); Jinchang Lu (Suzhou, CN)
Assignee: Suzhou Genhouse Pharmaceutical Co., Ltd.
C07D491/107C07D519/00
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Quick Facts
Patent No.
US 12,338,246
App. No.
17/436,223
Granted
Jun 24, 2025
Kind
B2
Abstract

The present invention relates to a pyrazine derivative, an application thereof in inhibiting SHP2, and a compound of formula (I) or pharmaceutically acceptable salts, esters, isomers, solvates, prodrugs or isotope labels thereof. The structure of the compound of formula (I) is as follows. The novel pyrazine derivative provided by the present invention has excellent inhibition of SHP2 activity and can be used to prevent and/or treat non-receptor protein tyrosine phosphatase-mediated or dependent diseases or disorders.

Claims (39)

1. A compound of formula (I-2) or a pharmaceutically acceptable salt, or solvate thereof, said compound of formula (I-2) having the structure of:

wherein:

R 1 and R 2 or together form a 3-8 membered saturated or unsaturated cycloalkyl or heterocyclyl, wherein the 3-8 membered saturated or unsaturated cycloalkyl or heterocyclyl is substituted by 1-3 of —OH, —NH 2 , —CN, NO 2 , halogen, C 1 -C 10 alkyl, C 1 -C 10 alkoxy, C 1 -C 10 alkylamino, C 3 -C 12 cycloalkyl, C 6 -C 10 aryl or 5-10 membered heteroaryl;

R 3 is H or D;

X is selected from a chemical bond, —NH—, and —CONH—;

Y is CR 0 , wherein R 0 is selected from H, D, —OH, —CN, halogen, C 1 -C 10 alkyl, C 1 -C 10 alkoxy, C 3 -C 12 cycloalkylamino, C 1 -C 10 alkylamino, C 3 -C 12 cycloalkyl, 3-8 membered heterocyclyl, halogenated C 1 -C 10 alkylamino, C 6 -C 10 aryl, and 5-10 membered heteroaryl, wherein said heterocyclyl or heteroaryl contains 1-4 heteroatoms, which heteroatoms are independently selected from S, O, N, and NH;

each R 4 is independently selected from H, D, halogen, —CN, —COOH, —CHO, —OH, —NO 2 , —CONHR 14 , —NHCOR 15 , —NH 2 , C 1 -C 10 alkyl, C 1 -C 10 alkylamino, C 1 -C 10 alkoxy, C 3 -C 12 cycloalkyl, 3-12 membered heterocyclyl, C 6 -C 10 aryl, and 5-10 membered heteroaryl; wherein R 14 and R 15 are each independently optionally selected from C 1 -C 10 alkylamino, C 3 -C 12 cycloalkyl, C 6 -C 10 aryl, and 5-10 membered heteroaryl;

is selected from C 6 -C 10 aryl, 5-10 membered heteroaryl, C 4 -C 12 cycloalkyl, 3-12 membered heterocyclyl, C 6 -C 14 bridged cyclyl, C 6 -C 14 bridged spirocyclyl, C 6 -C 14 bridged heterocyclyl, C 6 -C 14 spiro heterocyclyl, wherein said 5-10 membered heteroaryl, 3-12 membered heterocyclyl, C 6 -C 14 bridged heterocyclyl or spiro heterocyclyl contains 1-3 heteroatoms or groups selected from N, NH, O, S, C (O), and S (O);

each R 5 is independently selected from D, halogen, —CN, —COOH, —CHO, —OH, —NO 2 , aminoacyl, C 1 -C 10 alkyl, C 1 -C 10 alkylamino, C 1 -C 10 alkoxy, —NH 2 , C 3 -C 12 cycloalkyl, 3-12 membered heterocyclyl, C 6 -C 10 aryl, and 5-10 membered heteroaryl; or, when n is 2 or 3, two adjacent R 5 together may form a 3-6 membered saturated or unsaturated ring optionally substituted by 1-3 members independently selected from the group consisting of —OH, —NH 2 , —CN, halogen, C 1 -C 10 alkyl, and C 1 -C 10 alkoxy,

R 6 , R 7 , R 8 , R 9 , R 10 , R 11 , R 12 , and R 13 are independently selected from H, D, halogen, —CN, —COOH, —CHO, —OH, —NO 2 , —NH 2 , C 1 -C 10 alkyl, C 1 -C 10 alkylamino, C 1 -C 10 alkoxy, C 3 -C 12 cycloalkyl, C 3 -C 12 cycloalkyloxy, 3-12 membered heterocyclyl, C 6 -C 10 aryl, and 5-10 membered heteroaryl;

m is 0, 1, 2, or 3;

n is 0, 1, 2, or 3; and

p is 0, 1 or 2.

2. The compound according to claim 1 of formula (I-2), or a pharmaceutically acceptable salt or solvate thereof, wherein:

R 1 and R 2 form a 5-6-membered heterocyclic group, said heterocyclic group containing 1-3 heteroatoms selected from —N—, —NH—, —O—, and —S—, and the 5-6-membered heterocyclic group is optionally substituted by 1-3 substituents independently selected from the group consisting of —OH, —NH 2 , —CN, NO 2 , halogen, C 1 -C 10 alkyl, C 1 -C 10 alkoxy, C 1 -C 10 alkylamino, C 3 -C 12 cycloalkyl, C 6 -C 10 aryl or 5-10 membered heteroaryl.

3. The compound according to claim 1 of formula (I-2), or a pharmaceutically acceptable salt or solvate thereof, said compound of formula (I-2) having the structure of

wherein

R 1 and R 2 form a 5-6-membered heterocyclyl, wherein said heterocyclyl contains 1-3 heteroatoms independently selected from —N—, —NH—, —O—, and —S— and said 5-6-membered heterocyclyl is optionally substituted by 1-3 substituents independently selected from the group consisting of halogen, —OH, —NH 2 , C 1 -C 10 alkylamino, C 1 -C 10 alkyl, or C 1 -C 10 alkoxy; and

R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , R 10 , R 11 , R 12 , R 13 , X, m, n, p, and

are defined in formula (I-2).

4. The compound according to claim 1 of formula (I-2), or a pharmaceutically acceptable salt or solvate thereof, said compound of formula (I-2) having the structure of formula

wherein

X is selected from a chemical bond, —NH—, and —CONH—;

R 4 is selected from H, D, halogen, —CN, —COOH, —CHO, —OH, —NO 2 , and —NH 2 ;

each R 5 is selected from D, halogen, —CN, —COOH, —CHO, —OH, —NO 2 , aminoacyl, and —NH 2 ;

n is 0, 1, 2, or 3; and

is defined in formula (I-2).

5. The compound according to claim 4 of formula (I-4), or a pharmaceutically acceptable salt or solvate thereof, wherein:

is selected from phenyl, thienyl, furanyl, pyrimidinyl, pyrazinyl, pyrazolyl, thiazolyl, imidazolyl, oxazolyl, pyrazolopyrimidinyl, imidazopyrazinyl, pyrazolopyrazine, pyridopyrimidinone, benzoxazolyl, pyrrolidinyl, butyrolactamyl, and valerolactamyl;

each R 5 is independently selected from D, halogen, —CN, —COOH, —CHO, —OH, —NO 2 , aminoacyl, C 1 -C 10 alkyl, C 1 -C 10 alkylamino, C 1 -C 10 alkoxy, —NH 2 , C 3 -C 12 cycloalkyl, 3-12 membered heterocyclyl, C 6 -C 10 aryl, and 5-10 membered heteroaryl; or, when n is 2 or 3, two adjacent R 5 together may form a 3-6 membered saturated or unsaturated ring optionally substituted by 1-3 members independently selected from the group consisting of —OH, —NH 2 , —CN, halogen, C 1 -C 10 alkyl, and C 1 -C 10 alkoxy; and

n is 0, 1, 2, or 3.

6. A compound, or a pharmaceutically acceptable salt or solvate thereof, selected from the group consisting of:

7. A pharmaceutical composition comprising a compound of claim 6 , or a pharmaceutically acceptable salt or solvate thereof, and a pharmaceutically acceptable excipient.

8. The compound according to claim 1 of formula (I-2), or a pharmaceutically acceptable salt or solvate thereof, wherein:

is selected from phenyl, thienyl, furanyl, pyrimidinyl, pyrazinyl, pyrazolyl, thiazolyl, imidazolyl, oxazolyl, pyrazolopyrimidinyl, imidazopyrazinyl, pyrazolopyrazine, pyridopyrimidinone, benzoxazolyl, pyrrolidinyl, butyrolactamyl, and valerolactamyl;

each R 5 is independently selected from D, halogen, —CN, —COOH, —CHO, —OH, —NO 2 , aminoacyl, C 1 -C 10 alkyl, C 1 -C 10 alkylamino, C 1 -C 10 alkoxy, —NH 2 , C 3 -C 12 cycloalkyl, 3-12 membered heterocyclyl, C 6 -C 10 aryl, and 5-10 membered heteroaryl; or, when n is 2 or 3, two adjacent R 5 together may form a 3-6 membered saturated or unsaturated ring optionally substituted by 1-3 members independently selected from the group consisting of —OH, —NH 2 , —CN, halogen, C 1 -C 10 alkyl, and C 1 -C 10 alkoxy; and

n is 0, 1, 2, or 3.

9. A pharmaceutical composition comprising a compound of claim 8 , or a pharmaceutically acceptable salt or solvate thereof, and a pharmaceutically acceptable excipient.

10. A pharmaceutical composition comprising a compound of claim 1 , or a pharmaceutically acceptable salt or solvate thereof, and a pharmaceutically acceptable excipient.

Assignments (1)
EMPLOYMENT AGREEMENT Recorded Oct 25, 2024
From: SUN, HAIFENG; WANG, KUIFENG; ZHANG, TAO; MA, MENGNAN; LU, JINCHANG
To: SUZHOU GENHOUSE PHARMACEUTICAL CO., LTD
Reel/Frame 069267/0001 →
Priority Claims (1)
CN 201910160960.7 · Mar 4, 2019 · national
Continuity (1)
Related Publication 20220127276A1 · Apr 28, 2022
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