N,6-bis(aryl or heteroaryl)-1,3,5-triazine-2,4-diamine compounds as IDH2 mutants inhibitors for the treatment of cancer

Patent metadata

Field	Value
Publication number	US-10111878-B2
Application number	US-201715630886-A
Country	US
Kind code	B2
Filing date	Jun 22, 2017
Priority date	Jul 11, 2013
Publication date	Oct 30, 2018
Grant date	Oct 30, 2018

Abstract

Provided are compounds of formula (I), Wherein: ring A and ring B are each independently an optionally substituted 5-6 membered monocyclic aryl or heteroaryl. The compounds are inhibitors of isocitrate dehydrogenase 2 (IDH2) mutants useful for treating cancer.

First claim

The invention claimed is:

1. A method of treating acute myelogenous leukemia characterized by the presence of an IDH2 mutation, comprising the step of administering to the patient a therapeutically effective amount of a compound having Formula II:

or a pharmaceutically acceptable salt thereof, wherein:
ring A′ is selected from phenyl, pyrimidin-2-yl, pyrimidin-4-yl, pyrimidin-5-yl, oxazol-4-yl, isoxazol-3-yl, thiazol-2-yl, pyridin-3-yl and pyridin-2-yl, wherein ring A′ is optionally substituted with one or two substituents independently selected from 1-propenyl, -cyclopropyl-OH, chloro, fluoro, —CF 3 , —CHF 2 , —CH 3 , —CH 2 CH 3 , —CF 2 CH 3 , —S(O)CH 3 , —S(O) 2 CH 3 , —CH 2 OH, —CH(OH)CH 3 , —CH(OH)CF 3 , —OH, —OCH 3 , —OCF 3 , —OCH 2 CH 3 , —C(O)—NH 2 , —CH 2 NH 2 , —NH 2 , —NH(CH 3 ), —CN and —N(CH 3 ) 2 ; and
ring B′ is selected from phenyl, pyridin-3-yl, pyridin-4-yl, pyridazin-4-yl, isoxazol-4-yl, isoxazol-3-yl, thiazol-5-yl, pyrimidin-5-yl and pyrazol-4-yl, wherein ring B′ is optionally substituted with one to two substituents independently selected from halo; —CN; —OH; C 1 -C 4 alkyl optionally substituted with halo, CN or —OH; —S(O) 2 —C 1 -C 4 alkyl; —S(O)—C 1 -C 4 alkyl; —S(O) 2 —NH—C 1 -C 4 alkyl; —S(O) 2 —NH—CH 2 —CF 3 ; —S(O) 2 —N(C 1 -C 4 alkyl) 2 ; —S(O) 2 -azetidin-1-yl; —O—C 1 -C 4 alkyl; —CH 2 —O—CH 3 , morpholin-4-yl, cyclopropyl, cyclopropyl-C 1 -C 4 alkyl, cyclopropyl-C 1 -C 4 alkoxy, cyclopropyl-CN, —S(O) 2 —NH-cyclopropyl; —S(O) 2 —NH—CH 2 -cyclopropyl; —C(O)—C 1 -C 4 alkyl, —C(O)—O—CH 3 ; wherein:
a. ring A′ and ring B′ are not both an optionally substituted phenyl;
b. when ring A′ is unsubstituted pyridyl, then ring B′ is not phenyl optionally substituted with one to three groups independently selected from methyl, ethyl, t-butyl, methoxy, CH(OH)CH 3 , Cl, Br, and CF 3 ;
c. when ring A′ is oxazol-4-yl, isoxazol-3-yl, or thiazol-2-yl, then ring B′ is not phenyl optionally substituted with one to two groups independently selected from F, Cl, SO 2 CH 3 , C(O)OCH 3 , methyl, ethyl, t-butyl, methoxy, ethoxy, CF 3 , and OH;
d. the compound is not:
(2) 6-(6-methoxy-3-pyridinyl)-N 2 -(4-methylphenyl)-1,3,5-triazine-2,4-diamine;
(3) 6-(2-methoxy-3-pyridinyl)-N 2 -(4-methylphenyl)-1,3,5-triazine-2,4-diamine.

2. The method of claim 1 , wherein ring A′ is selected from 2-chlorophenyl, 2-fluorophenyl, 2-methoxyphenyl, 3-hydroxyphenyl, 3-amidophenyl, 3-methylsulfinylphenyl, 3-methyl sulfonylphenyl, 3-(1-methanol)phenyl, 3-methanaminephenyl, 3-methoxy-2-fluorophenyl, 5-methoxy-2-fluorophenyl, 3-hydroxy-2-fluorophenyl, 5-hydroxy-2-fluorophenyl, 5-hydroxy-3-fluorophenyl, 3-methanolphenyl, 3,5-dihydroxyphenyl, 3-trifluoromethyl-5-chlorophenyl, 3-(1-hydoxy-2,2,2-trifluoroethyl)phenyl, 3-(1-hydoxyethyl)phenyl, 3-(1-hydoxycyclopropyl)phenyl, 3-hydroxymethyl-5-phenol, pyridin-2-yl, 3-fluoropyridin-2-yl, 3-cyanopyridin-2-yl, 3,6-difluoropyridin-2-yl, 3-fluoro-6-methoxypyridin-2-yl, 3-fluoro-6-hydroxypyridin-2-yl, 3-fluoro-6-aminopyridin-2-yl, 4-fluoro-6-aminopyridin-2-yl, 6-propen-1-ylpyridin-2-yl, 6-methylaminopyridin-2-yl, 3-fluoro-6-trifluoromethylpyridin-2-yl, 4-chloro-6-aminopyridin-2-yl, 4-fluoro-6-aminopyridin-2-yl, 4-chloro-6-methoxypyridin-2-yl, 6-aminopyridin-3-yl, 2-methoxypyridin-3-yl, 6-aminopyridin-2-yl, 6-chloropyridin-2-yl, 6-trifluoromethylpyridin-2-yl, 6-difluoromethylpyridin-2-yl, 4-(CH 2 OH)-6-trifluoromethyl-pyridin-2-yl, 4-(CH 2 OH)-6-chloro-pyridin-2-yl, 6-(1,1-difluoroethyl)-4-fluoropyridin-2-yl, 4-trifluoromethylpyrimidin-2-yl, 4-aminopyrimidin-2-yl, 6-trifluoromethyl-4-aminopyrimidin-2-yl, 4-trifluoromethyl-6-aminopyrimidin-2-yl, 4-aminopyrimidin-2-yl, 2-aminopyrimidin-4-yl, 2-aminopyrimidin-5-yl, 4,6-dichloropyridin-2-yl, 3,5-dichlorophenyl, 2,6-difluorophenyl, 2-methyloxazol-4-yl, 4-trifluoromethyl-thiazol-2-yl, 4-methylthiazol-2-yl and phenyl.

3. The method of claim 1 , wherein ring B′ is selected from 2-(morpholin-4-yl)pyridin-4-yl, 3,5-difluorophenyl, 3-chlorophenyl, 3-cyanomethylphenyl, 3-cyanophenyl, 3-(cyclopropylmethyl)phenyl, 3-cyclopropylaminosulfonylphenyl, 3-dimethylaminosulfonylphenyl, 3-ethyl sulfonylphenyl, 3-fluorophenyl, 3-methyl sulfonylphenyl, 4-fluorophenyl, 3-(1-hydroxyisopropyl)phenyl, 3-methylsulfonyl-5-chlorophenyl, 3-methylsulfonyl-5-fluorophenyl, 3-(N-2,2,2,-trifluoroethylaminosulfonyl)phenyl, 5-chloropyridin-3-yl, 5-cyanopyridin-3-yl, 5-cyanopyridin-3-yl, 5-cyanopyridin-4-yl, 5-fluoropyridin-3-yl, 5-trifluoromethypyridin-3-yl, 2-trifluoromethylpyridin-4-yl, 2-difluoromethylpyridin-4-yl, 2-chloropyridin-4-yl, 6-chloropyridin-4-yl, 6-cyanopyridin-4-yl, 2-cyanopyridin-4-yl, 6-cyclopropylpyridin-4-yl, 6-ethoxypyridin-4-yl, 6-fluoropyridin-3-yl, 2-fluoropyridin-4-yl, 5,6-difluoropyridin-3-yl, 6-fluoropyridin-4-yl, 6-methylpyridin-4-yl, 2-difluoromethylpyridin-4-yl, 6-trifluoromethylpyridin-4-yl, 2-(1-methoxycyclopropyl)pyridin-4-yl, 2-cyclopropylpyridin-4-yl, 2-(propan-1-one)pyridin-4-yl, 2-(1-methylcyclopropyl)pyridin-4-yl, 2-(1-cyanocyclopropyl)pyridin-4-yl, 2-(1-cyanoisopropyl)pyridin-4-yl, isoxazol-4-yl, phenyl, pyridin-4-yl, picolinat-2-yl, pyrimidin-5-yl, 1-propylpyrazol-4-yl, 6-methyl-pyridazin-4-yl, and thiazol-5-yl.

4. The method of claim 1 , wherein the compound is

or a pharmaceutically acceptable salt thereof.

5. The method of claim 1 , wherein the IDH2 mutation is an IDH2 R140Q or R172K mutation.

6. The method of claim 1 , wherein the IDH2 mutation is an IDH2 R140Q mutation.

7. The method of claim 1 , wherein the disease is acute myelogenous leukemia.

8. The method of claim 1 , further comprising administering to the patient in need thereof a second therapeutic agent useful in the treatment of the disease.

Assignees

• Agios Pharmaceuticals Inc

Inventors

• Travins Jeremy
• Utley Luke

Classifications

• A61P35/02

  specific for leukemia · CPC title

• A61P35/00

  Antineoplastic agents · CPC title

• C07D401/12

  linked by a chain containing hetero atoms as chain links · CPC title

• C07D417/14

  containing three or more hetero rings · CPC title

• C07D417/12

  linked by a chain containing hetero atoms as chain links · CPC title