Heterocyclic compounds as LSD1 inhibitors

Patent metadata

Field	Value
Publication number	US-10800779-B2
Application number	US-201815914047-A
Country	US
Kind code	B2
Filing date	Mar 7, 2018
Priority date	Apr 3, 2015
Publication date	Oct 13, 2020
Grant date	Oct 13, 2020

Abstract

The present invention is directed to compounds of Formula I which are LSD1 inhibitors useful in the treatment of diseases such as cancer.

First claim

What is claimed is:

1. A compound of Formula IIIa:

or a pharmaceutically acceptable salt thereof, wherein:
ring A is C 6-10 aryl, C 3-10 cycloalkyl, 5-10 membered heteroaryl, or 4-10 membered heterocycloalkyl, wherein the 5-10 membered heteroaryl or 4-10 membered heterocycloalkyl of ring A each has at least one ring-forming carbon atom and 1, 2, 3, or 4 ring-forming heteroatoms selected from the group consisting of N, O, and S, wherein N or S is optionally oxidized; and wherein a ring-forming carbon atom of the C 3-10 cycloalkyl or 4-10 membered heterocycloalkyl is optionally substituted by oxo to form a carbonyl group;
Y and Z are each CH;
R 1 is -L 1 -R 6 or L 2 -NR 7 R 8 ;
L 1 is a bond, —O—, —NR 9 —, —C(O)NH—, —NHC(O)—, C 1-4 alkylene; wherein R 9 is H, C 1-6 alkyl, —C(O)C 1-6 alkyl or —C(O)OC 1-6 alkyl;
L 2 is a bond, —C(O)—, C 1-4 alkylene, —O—C 1-4 alkylene-, —C 1-4 alkylene-O—, —C 1-4 alkylene-NR 9 —, or —NR 9 —C 1-4 alkylene-;
R 2 is H;
R 3 , at each occurrence, is independently H, Cy 2 , halo, C 1-6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, C 1-6 haloalkyl, CN, OR a2 , SR a2 , C(O)R b2 , C(O)NR c2 R d2 , C(O)OR a2 , OC(O)R b2 , OC(O)NR c2 R d2 , NR c2 R d2 , NR c2 C(O)R b2 , NR c2 C(O)OR a2 , NR c2 C(O)NR c2 R d2 , C(═NR e2 )R b2 , C(═NR e2 )NR c2 R d2 , NR c2 C(═NR e2 )NR c2 R d2 , NR c2 S(O)R b2 , NR c2 S(O) 2 R b2 , NR c2 S(O) 2 NR c2 R d2 , S(O)R b2 , S(O)NR c2 R d2 , S(O) 2 R b2 , or S(O) 2 NR c2 R d2 ; wherein said C 1-6 alkyl, C 2-6 alkenyl, and C 2-6 alkynyl are each optionally substituted with 1, 2, or 3 substituents independently selected from the group consisting of Cy 2 , halo, CN, OR a2 , SR a2 , C(O)R b2 , C(O)NR c2 R d2 , C(O)OR a2 , OC(O)R b2 , OC(O)NR c2 R d2 , NR c2 R d2 , NR c2 C(O)R b2 , NR c2 C(O)OR a2 , NR c2 C(O)NR c2 R d2 , C(═NR e2 )R b2 , C(═NR e2 )NR c2 R d2 , NR c2 C(═NR e2 )NR c2 R d2 , NR c2 S(O)R b2 , NR c2 S(O) 2 R b2 , NR c2 S(O) 2 NR c2 R d2 , S(O)R b2 , S(O)NR c2 R d2 , S(O) 2 R b2 , and S(O) 2 NR c2 R d2 ;
or two adjacent R 3 substituents on ring A taken together with the atoms to which they are attached form a fused 5- or 6-membered heterocycloalkyl ring, a fused C 3-6 cycloalkyl ring, or a fused 5- or 6-membered heteroaryl ring, each of which is optionally substituted with 1 or 2 independently selected R A substituents, wherein a ring carbon of the fused 5- or 6-membered heterocycloalkyl ring or fused C 3-6 cycloalkyl ring is optionally replaced by a carbonyl group;
alternatively, two R A substituents attached to the same carbon of the fused 5- or 6-membered heterocycloalkyl ring or fused C 3-6 cycloalkyl ring taken together form a C 3-6 cycloalkyl ring or 4- to 7-membered heterocycloalkyl ring;
R 6 is 5- to 10-membered heteroaryl, 5- to 10-membered heteroaryl-C 1-4 alkyl, 4- to 10-membered heterocycloalkyl, or 4- to 10-membered heterocycloalkyl-C 1-4 alkyl, each of which is optionally substituted with 1, 2, 3 or 4 independently selected R A substituents;
R 7 and R 8 together with the nitrogen atom to which they are attached form 4- to 10-membered heterocycloalkyl ring having 0, 1 or 2 heteroatoms selected from the group consisting of N and S in addition to the nitrogen atom connected to R 7 and R 8 , wherein a ring-forming carbon atom of the heterocycloalkyl group is optionally substituted by an oxo group, and wherein the heterocycloalkyl is optionally substituted with 1, 2, 3 or 4 independently selected R B substituents;
each R A is independently H, halo, C 1-6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, C 1-6 haloalkyl, C 1-6 haloalkoxy, Cy 2 , C 3-10 cycloalkyl-C 1-4 alkyl, 5-10 membered heteroaryl-C 1-4 alkyl, 4-10 membered heterocycloalkyl-C 1-4 alkyl, CN, NO 2 , OR a4 , SR a4 , C(O)R b4 , C(O)NR c4 R d4 , C(O)OR a4 , OC(O)R b4 , OC(O)NR c4 R d4 , NR c4 R d4 , NR c4 C(O)R b4 , NR c4 C(O)OR a4 , NR c4 C(O)NR c4 R d4 , C(═NR e4 )R b4 , C(═NR e4 )NR c4 R d4 , NR c4 C(═NR e4 )NR c4 R d4 , NR c4 S(O)R b4 , NR c4 S(O) 2 R b4 , NR c4 S(O) 2 NR c4 R d4 , S(O)R b4 , S(O)NR c4 R d4 , S(O) 2 R b4 , or S(O) 2 NR c4 R d4 , wherein said C 1-6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, Cy 3 , C 3-10 cycloalkyl-C 1-4 alkyl, 5-10 membered heteroaryl-C 1-4 alkyl, and 4-10 membered heterocycloalkyl-C 1-4 alkyl are each optionally substituted by 1, 2, or 3 substituents independently selected from the group consisting of halo, C 1-6 haloalkyl, C 1-6 haloalkoxy, CN, NO 2 , OR a4 , SR a4 , C(O)R b4 , C(O)NR c4 R d4 , C(O)OR a4 , OC(O)R b4 , OC(O)NR c4 R d4 , NR c4 R d4 , NR c4 C(O)R b4 , NR c4 C(O)OR a4 , NR c4 C(O)NR c4 R d4 , C(═NR e4 )R b4 , C(═NR e4 )NR c4 R d4 , NR c4 C(═NR e4 )NR c4 R d4 , NR c4 S(O)R b4 , NR c4 S(O) 2 R b4 , NR c4 S(O) 2 NR c4 R d4 , S(O)R b4 , S(O)NR c4 R d4 , S(O) 2 R b4 , and S(O) 2 NR c4 R d4 ;
each R B is independently H, halo, C 1-6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, C 1-6 haloalkyl, C 1-6 haloalkoxy, Cy 3 , C 3-10 cycloalkyl-C 1-4 alkyl, 5-10 membered heteroaryl-C 1-4 alkyl, 4-10 membered heterocycloalkyl-C 1-4 alkyl, CN, NO 2 , OR a5 , SR a5 , C(O)R b5 , C(O)NR c5 R d5 , C(O)OR a5 , OC(O)R b5 , OC(O)NR c5 R d5 , NR c5 R d5 , NR c5 C(O)R b5 , NR c5 C(O)OR a5 , NR c5 C(O)NR c5 R d5 , C(═NR e5 )R b5 , C(═NR e5 )NR c5 R d5 , NR c5 C(═NR e5 )NR c5 R d5 , NR c5 S(O)R b5 , NR c5 S(O) 2 R b5 , NR c5 S(O) 2 NR c5 R d5 , S(O)R b5 , S(O)NR c5 R d5 , S(O) 2 R b5 , or S(O) 2 NR c5 R d5 , wherein said C 1-6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, Cy 4 , C 3-10 cycloalkyl-C 1-4 alkyl, 5-10 membered heteroaryl-C 1-4 alkyl and 4-10 membered heterocycloalkyl-C 1-4 alkyl are each optionally substituted by 1, 2, or 3 substituents independently selected from the group consisting of halo, C 1-6 haloalkyl, CN, NO 2 , OR a5 , SR a5 , C(O)R b5 , C(O)NR c5 R d5 , C(O)OR a5 , OC(O)R b5 , OC(O)NR c5 R d5 , NR c5 R d5 , NR c5 C(O)R b5 , NR c5 C(O)OR a5 , NR c5 C(O)NR c5 R d5 , C(═NR e5 )R b5 , C(═NR e5 )NR c5 R d5 , NR c5 C(═NR e5 )NR c5 R d5 , NR c5 S(O)R b5 , NR c5 S(O) 2 R b5 , NR c5 S(O) 2 NR c5 R d5 , S(O)R b5 , S(O)NR c5 R d5 , S(O) 2 R b5 , and S(O) 2 NR c5 R d5 ;
each Cy 2 , Cy 3 , and Cy 4 is independently C 6-10 aryl, C 3-10 cycloalkyl, 5-10 membered heteroaryl, or 4-10 membered heterocycloalkyl, each of which is optionally substituted with 1, 2, 3, or 4 independently selected R Cy substituents;
each R Cy is independently H, halo, C 1-4 alkyl, C 1-4 haloalkyl, C 1-4 cyanoalkyl, C 2-6 alkenyl, C 2-6 alkynyl, phenyl, C 3-7 cycloalkyl, 5-6 membered heteroaryl, 4-7 membered heterocycloalkyl, phenyl-C 1-4 alkyl-, C 3-7 cycloalkyl-C 1-4 alkyl-, (5-6 membered heteroaryl)-C 1-4 alkyl-, (4-7 membered heterocycloalkyl)-C 1-4 alkyl-, oxo, CN, NO 2 , OR a4 , SR a4 , C(O)R b4 , C(O)NR c4 R d4 , C(O)OR a4 , OC(O)R b4 , OC(O)NR c4 R d4 , C(═NR e4 )NR c4 R d4 , NR c4 C(═NR e4 )NR c4 R d4 , NR c4 R d4 , NR c4 C(O)R b4 , NR c4 C(O)OR a4 , NR c4 C(O)NR c4 R d4 , NR c4 S(O)R b4 , NR c4 S(O) 2 R b4 , NR c4 S(O) 2 NR c4 R d4 , S(O)R b4 , S(O)NR c4 R d4 , S(O) 2 R b4 , or S(O) 2 NR c4 R d4 , wherein said C 1-4 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, phenyl, C 3-7 cycloalkyl, 5-6 membered heteroaryl, 4-7 membered heterocycloalkyl, phenyl-C 1-4 alkyl-, C 3-7 cycloalkyl-C 1-4 alkyl-, (5-6 membered heteroaryl)-C 1-4 alkyl-, and (4-7 membered heterocycloalkyl)-C 1-4 alkyl- are each optionally substituted by 1, 2, or 3 substituents independently selected from the group consisting of C 1-6 alkyl, C 1-4 haloalkyl, C 1-6 cyanoalkyl, halo, CN, NO 2 , OR a4 , SR a4 , C(O)R b4 , C(O)NR c4 R d4 , C(O)OR a4 , OC(O)R b4 , OC(O)NR c4 R d4 , C(═NR e4 )NR c4 R d4 , NR c4 C(═NR e4 )NR c4 R d4 , NR c4 R d4 , NR c4 C(O)R b4 , NR c4 C(O)OR a4 , NR c4 C(O)NR c4 R d4 , NR c4 S(O)R b4 , NR c4 S(O) 2 R b4 , NR c4 S(O) 2 NR c4 R d4 , S(O)R b4 , S(O)NR c4 R d4 , S(O) 2 R b4 , and S(O) 2 NR c4 R d4 ;
each R a2 , R b2 , R c2 ,

Assignees

• Incyte Corp

Inventors

• He Chunhong
• Li Zhenwu
• Wu Liangxing
• Yao Wenqing
• Zhang Fenglei

Classifications

• C07D519/00

  Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00 · CPC title

• C07D487/04 Primary

  Ortho-condensed systems · CPC title

• A61P35/00

  Antineoplastic agents · CPC title

• A61P13/00

  Drugs for disorders of the urinary system · CPC title

• A61P1/16

  for liver or gallbladder disorders, e.g. hepatoprotective agents, cholagogues, litholytics · CPC title