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US 12,590,080 B2Granted
Compounds
AssigneePakinax Pty Ltd.
InventorsJun Zeng, Mehrdad Nikfarjam, Hong He
Life of this patent
Estimating the term…
Abstract
Described herein are compounds that are inhibitors of p21-activated kinases (PAKS). In particular, the compounds described herein are demonstrated to be selective PAK4 inhibitors. The compounds described herein are also demonstrated to reduce the expression of key immune checkpoint molecules, such as PD-1 and CHEK2. Also described herein are pharmaceutical compositions containing such compounds, methods for using such compounds in the treatment of cancers, more specifically, the treatment of pancreatic and lung cancers, and to related uses.
Claims20
A compound of Formula (I) or a salt thereof:
- wherein R1 and R5 are each independently selected from the group consisting of halogen and C1-4alkyl,
- wherein R3 is selected from the group consisting of hydrogen, halogen, C1-6alkyl, —O—C1-6alkyl, C1-6haloalkyl, —O—C1-6haloalkyl, C2-6alkenyl, C2-6alkynyl, C3-10carbocyclyl, 3-10 membered heterocyclyl, —CN, —OR11, —SR11, —NR11R12, —COR11, —CO2R11, —CONR11R12, —NR11COR12, —SO2R11, —SO2NR11R12, and —NR11SO2R12,
- wherein said alkyl, alkenyl, alkynyl, carbocyclyl or heterocyclyl may be unsubstituted or substituted with one or more substituents each independently selected from the group consisting of halogen, C1-4alkyl, O—C1-4alkyl, C1-4haloalkyl, —O—C1-4haloalkyl, —CN, —OR11, —SR11, —NR11R12, —COR11, —CO2R11, —CONR11R12, —NR11COR12, —SO2R11, —SO2NR11R12, and —NR11SO2R12;
- R2 and R4 are each independently selected from the group consisting of hydrogen, halogen, C1-4alkyl, —O—C1-4alkyl, C1-4haloalkyl and —O—C1-4haloalkyl;
- n is an integer of from 0 to 2;
- X is S, O, or NH;
- R6 is selected from the group consisting of hydrogen, halogen, C1-4alkyl, —O—C1-4alkyl,
- C1-4haloalkyl and —O—C1-4haloalkyl;
- R7 is selected from the group consisting of hydrogen, halogen, —CN, —C1-6 alkyl, C3-10carbocyclyl, C3-10heterocyclyl, —O—C1-6alkyl, —O—C3-10carbocyclyl, —O-(3-10 membered heterocyclyl), —NH(C1-6alkyl), —N(C1-6alkyl)2, —NH—C3-10carbocyclyl, —N(C1-4alkyl)-C6-10carbocyclyl, —NH-(3-10 membered heterocyclyl), —N(C1-4alkyl)-(3-10 membered heterocyclyl), —C(O)—C1-4alkyl, —C(O)—C3-10carbocyclyl, —C(O)-(3-10 membered heterocyclyl), and —C(O)N(C1-4alkyl)2,
- wherein said alkyl, carbocyclyl or heterocyclyl may be unsubstituted or substituted with up to two substituents each independently selected from the group consisting of C1-4alkyl, oxo, halogen and C1-4haloalkyl;
- R8 is selected from the group consisting of hydrogen, —C1-8alkyl, —O—C1-8 alkyl, —C1-4alkylene-R13, —O—C1-4alkylene-R13 and —O—R13;
- R9 is selected from the group consisting of hydrogen and halogen;
- R10 is selected from the group consisting of hydrogen, C1-6alkyl, C1-6haloalkyl, C6-10aryl, —R14, —C1-6alkylene-R14, —C6-10arylene-R14, —NH—C1-6alkyl-R14, and —NH—C(O)—C1-6alkyl-R14;
- wherein said aryl or arylene may optionally be substituted with one or two substituents each independently selected from the group consisting of C1-4alkyl, halogen and C1-4haloalkyl;
- if present, each R11 and R12 is independently selected from the group consisting of hydrogen, C1-6alkyl, C3-10carbocyclyl, and 3-10 membered heterocyclyl;
- if present, R13 is selected from the group consisting of hydrogen, —C1-6 alkyl, halogen, —CN, C3-10carbocyclyl, 3-10 membered heterocyclyl, —O—C1-6alkyl, —O—C3-10carbocyclyl, —O-(3-10 membered heterocyclyl), —NH(C1-6alkyl), —N(C1-6alkyl)2, —NH—C3-10carbocyclyl, —N(C1-4alkyl)-C6-10carbocyclyl, —NH-(3-10 membered heterocyclyl), —N(C1-4alkyl)-(3-10 membered heterocyclyl), —C(O)—C1-4alkyl, —C(O)—C3-10carbocyclyl, —C(O)-(3-10 membered heterocyclyl), and —C(O)N(C1-4alkyl)2,
- wherein said alkyl, carbocyclyl or heterocyclyl may be unsubstituted or substituted with up to two substituents each independently selected from the group consisting of C1-4alkyl, oxo, halogen and C1-4haloalkyl;
- and
- if present, R14 is selected from the group consisting of —NH2, C3-10heterocyclyl, —O—C3-10heterocyclyl, —NH—C3-10heterocyclyl and —N(Me)-C3-10heterocyclyl;
- wherein said heterocyclyl may be unsubstituted or substituted with up to three substituents each independently selected from C1-4alkyl, oxo, halogen and C1-4haloalkyl.
17 more elements
Dependencies are inferred from the claim text.