Substituted imidazo[1,2-a]pyrazines as LSD1 inhibitors
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Abstract
The present invention is directed to imidazo[1,2-a]pyrazine derivatives of Formula I, or a pharmaceutically acceptable salt thereof, which are LSD1 inhibitors useful in the treatment of diseases such as cancer.
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Citations
53 Claims
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1. A compound of Formula I:
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53)
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2. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein:
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Ring A is phenyl optionally substituted by 1, 2, or 3 substituents independently selected from RA; Ring B is phenyl or 5-6 membered heteroaryl comprising carbon and 1 or 2 heteroatoms selected from N;
wherein said phenyl or 5-6 membered heteroaryl is optionally substituted by 1, or 2 substituents independently selected from RB;R1 is halo, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-6 haloalkyl, Cy1, CN, ORa1, SRa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, NRc1S(O)Rb1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)Rb1, S(O)NRc1Rd1, S(O)2Rb1, or S(O)2NRc1Rd1;
wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2, or 3 substituents independently selected from Cy1, halo, CN, OH, ORa1, SRa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, NRc1S(O)Rb1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)Rb1, S(O)NRc1Rd1, S(O)2Rb1, and S(O)2NRc1Rd1;R2 is H, halo, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-6 haloalkyl, Cy2, CN, ORa2, SRa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)Rb2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)Rb2, S(O)NRc2Rd2, S(O)2Rb2, or S(O)2NRc2Rd2;
wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2, or 3 substituents independently selected from Cy2, halo, CN, ORa2, SRa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)Rb2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)Rb2, S(O)NRc2Rd2, S(O)2Rb2, and S(O)2NRc2Rd2;R3 is H; each RA is independently selected from halo, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-6 haloalkyl, CN, ORa4, SRa4, C(O)Rb4, C(O)NRc4Rd4, NRc4Rd4, NRc4C(O)Rb4, NRc4S(O)2Rb4, S(O)Rb4, S(O)NRc4Rd4, S(O)2Rb4, and S(O)2NRc4Rd4, wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted by 1, 2, or 3, substituents independently selected from halo, C1-6 haloalkyl, CN, ORa4, SRa4, C(O)Rb4, C(O)NRc4Rd4, NRc4Rd4, NRc4C(O)Rb4, NRc4S(O)2Rb4, S(O)Rb4, S(O)NRc4Rd4, S(O)2Rb4, and S(O)2NRc4Rd4; each RB is independently selected from Cy3, halo, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-6 haloalkyl, CN, ORa5, SRa5, C(O)Rb5, C(O)NRc5Rd5, C(O)ORa5, OC(O)Rb5, OC(O)NRc5Rd5, NRc5Rd5, NRc5C(O)Rb5, NRc5C(O)ORa5, NRc5C(O)NRc5Rd5, NRc5S(O)Rb5, NRc5S(O)2Rb5, NRc5S(O)2NRc5Rd5, S(O)Rb5, S(O)NRc5Rd5, S(O)2Rb5, and S(O)2NRc5Rd5, wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted by 1, 2, or 3 substituents independently selected from Cy3, halo, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-6 haloalkyl, CN, ORa5, SRa5, C(O)Rb5, C(O)NRc5Rd5, C(O)ORa5, OC(O)Rb5, OC(O)NRc5Rd5, NRc5Rd5, NRc5C(O)Rb5, NRc5C(O)ORa5, NRc5C(O)NRc5Rd5, NRc5S(O)Rb5, NRc5S(O)2Rb5, NRc5S(O)2NRc5Rd5, S(O)Rb5, S(O)NRc5Rd5, S(O)2Rb5, and S(O)2NRc5Rd5; each Cy1, Cy2, Cy3, and Cy4 is independently selected from C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, and 4-10 membered heterocycloalkyl, each of which is optionally substituted with 1, 2, 3, or 4 substituents independently selected from RCy; each RCy is selected from halo, C1-4 alkyl, C1-4 haloalkyl, C1-4 cyanoalkyl, C2-6 alkenyl, C2-6 alkynyl, phenyl, C3-7 cycloalkyl, 5-6 membered heteroaryl, 4-7 membered heterocycloalkyl, phenyl-C1-4 alkyl-, C3-7 cycloalkyl-C1-4 alkyl-, (5-6 membered heteroaryl)-C1-4 alkyl-, and (4-7 membered heterocycloalkyl)-C1-4 alkyl-, CN, NO2, ORa6, SRa6, C(O)Rb6, C(O)NRc6Rd6, C(O)ORa6, OC(O)Rb6, OC(O)NRc6Rd6, NRc6Rd6, NRc6C(O)Rb6, NRc6C(O)ORa6, NRc6C(O)NRc6Rd6, NRc6S(O)Rb6, NRc6S(O)2Rb6, NRc6S(O)2NRc6Rd6, S(O)Rb6, S(O)NRc6Rd6, S(O)2Rb6, and S(O)2NRc6Rd6, wherein said C1-4 alkyl, C2-6 alkenyl, C2-6 alkynyl, phenyl, C3-7 cycloalkyl, 5-6 membered heteroaryl, 4-7 membered heterocycloalkyl, phenyl-C1-4 alkyl-, C3-7 cycloalkyl-C1-4 alkyl-, (5-6 membered heteroaryl)-C1-4 alkyl-, and (4-7 membered heterocycloalkyl)-C1-4 alkyl- are each optionally substituted by 1, 2, or 3 substituents independently selected from C1-6 alkyl, C1-4 haloalkyl, C1-6 cyanoalkyl, halo, CN, NO2, ORa6, SRa6, C(O)Rb6, C(O)NRc6Rd6, C(O)ORa6, OC(O)Rb6, OC(O)NRc6Rd6, NRc6Rd6, NRc6C(O)Rb6, NRc6C(O)ORa6, NRc6C(O)NRc6Rd6, NRc6S(O)Rb6, NRc6S(O)2Rb6, NRc6S(O)2NRc6Rd6, S(O)Rb6, S(O)NRc6Rd6, S(O)2Rb6, and S(O)2NRc6Rd6; each Ra1 is independently selected from C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, and Cy4;
wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2, or 3 substituents independently selected from Cy4, halo, CN, ORa3, SRa3, C(O)Rb3, C(O)NRc3Rd3, C(O)ORa3, OC(O)Rb3, OC(O)NRc3Rd3, NRc3Rd3, NRc3C(O)Rb3, NRc3C(O)ORa3, NRc3C(O)NRc3Rd3, NRc3S(O)Rb3, NRc3S(O)2Rb3, NRc3S(O)2NRc3Rd3, S(O)Rb3, S(O)NRc3Rd3, S(O)2Rb3, and S(O)2NRc3Rd3;each Rb1, Rc1, and Rd1 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkyl-, C3-10 cycloalkyl-C1-4 alkyl-, (5-10 membered heteroaryl)-C1-4 alkyl-, and (4-10 membered heterocycloalkyl)-C1-4 alkyl-, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkyl-, C3-10 cycloalkyl-C1-4 alkyl-, (5-10 membered heteroaryl)-C1-4 alkyl-, and (4-10 membered heterocycloalkyl)-C1-4 alkyl- are each optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from C1-4 alkyl, C1-4 haloalkyl, C1-4 cyanoalkyl, halo, CN, ORa7, SRa7, C(O)Rb7, C(O)NRc7Rd7, C(O)ORa7, OC(O)Rb7, OC(O)NRc7Rd7, NRc7Rd7, NRc7C(O)Rb7, NRc7C(O)NRc7Rd7, NRc7C(O)ORa7, S(O)Rb7, S(O)NRc7Rd7, S(O)2Rb7, NRc7S(O)2Rb7, NRc7S(O)2NRc7Rd7, and S(O)2NRc7Rd7; or any Rc1 and Rd1 together with the N atom to which they are attached form a 4-, 5-, 6-, or 7-membered heterocycloalkyl group optionally substituted with 1, 2, or 3 substituents independently selected from C1-6 alkyl, C3-7 cycloalkyl, 4-7 membered heterocycloalkyl, C6-10 aryl, 5-6 membered heteroaryl, C1-6 haloalkyl, halo, CN, ORa7, SRa7, C(O)Rb7, C(O)NRc7Rd7, C(O)ORa7, OC(O)Rb7, OC(O)NRc7Rd7, NRc7Rd7, NRc7C(O)Rb7, NRc7C(O)NRc7Rd7, NRc7C(O)ORa7, C(═
NRe7)NRc7Rd7, NRc7C(═
NRe7)NRc7Rd7, S(O)Rb7, S(O)NRc7Rd7, S(O)2Rb7, NRc7S(O)2Rb7, NRc7S(O)2NRc7Rd7, and S(O)2NRc7Rd7, wherein said C1-6 alkyl, C3-7 cycloalkyl, 4-7 membered heterocycloalkyl, C6-10 aryl, and 5-6 membered heteroaryl are each optionally substituted by 1, 2, or 3 substituents independently selected from halo, C1-4 alkyl, C1-4 haloalkyl, C1-4 cyanoalkyl, CN, ORa7, SRa7, C(O)Rb7, C(O)NRc7Rd7, C(O)ORa7, OC(O)Rb7, OC(O)NRc7Rd7, NRc7Rd7, NRc7C(O)Rb7, NRc7C(O)NRc7Rd7, NRc7C(O)ORa7, C(═
NRe7)NRc7Rd7, NRc7C(═
NRe7)NRc7Rd7, S(O)Rb7, S(O)NRc7Rd7, S(O)2Rb7, NRc7S(O)2Rb7, NRc7S(O)2NRc7Rd7, and S(O)2NRc7Rd7;each Ra2, Rb2, Rc2, and Rd2 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkyl-, C3-10 cycloalkyl-C1-4 alkyl-, (5-10 membered heteroaryl)-C1-4 alkyl-, and (4-10 membered heterocycloalkyl)-C1-4 alkyl-, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkyl-, C3-10 cycloalkyl-C1-4 alkyl-, (5-10 membered heteroaryl)-C1-4 alkyl-, and (4-10 membered heterocycloalkyl)-C1-4 alkyl- are each optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from C1-4 alkyl, C1-4 haloalkyl, C1-4 cyanoalkyl, halo, CN, ORa7, SRa7, C(O)Rb7, C(O)NRc7Rd7, C(O)ORa7, OC(O)Rb7, OC(O)NRc7Rd7, NRc7Rd7, NRc7C(O)Rb7, NRc7C(O)NRc7Rd7, NRc7C(O)ORa7, S(O)Rb7, S(O)NRc7Rd7, S(O)2Rb7, NRc7S(O)2Rb7, NRc7S(O)2NRc7Rd7, and S(O)2NRc7Rd7; each Ra3, Rb3, Rc3, and Rd3 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkyl-, C3-10 cycloalkyl-C1-4 alkyl-, (5-10 membered heteroaryl)-C1-4 alkyl-, and (4-10 membered heterocycloalkyl)-C1-4 alkyl-, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkyl-, C3-10 cycloalkyl-C1-4 alkyl-, (5-10 membered heteroaryl)-C1-4 alkyl-, and (4-10 membered heterocycloalkyl)-C1-4 alkyl- are each optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from C1-4 alkyl, C1-4 haloalkyl, C1-4 cyanoalkyl, halo, CN, ORa7, SRa7, C(O)Rb7, C(O)NRc7Rd7, C(O)ORa7, OC(O)Rb7, OC(O)NRc7Rd7, NRc7Rd7, NRc7C(O)Rb7, NRc7C(O)NRc7Rd7, NRc7C(O)ORa7, S(O)Rb7, S(O)NRc7Rd7, S(O)2Rb7, NRc7S(O)2Rb7, NRc7S(O)2NRc7Rd7, and S(O)2NRc7Rd7; each Ra4, Rb4, Rc4, and Rd4 is independently selected from H and C1-3 alkyl; each Ra5, Rb5, Rc5, and Rd5, is independently selected from H or C1-3 alkyl; each Ra6, Rb6, Rc6, and Rd6 is independently selected from H or C1-3 alkyl; and each Ra7, Rb7, Rc7, and Rd7 is independently selected from H or C1-3 alkyl.
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3. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein:
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Ring A is phenyl optionally substituted by 1, 2, or 3 substituents independently selected from RA; Ring B is phenyl, pyridyl, or pyrimidinyl, each optionally substituted by 1 or 2 substituents independently selected from RB; R1 is halo, C1-3 alkyl, Cy1, ORa1, SRa1, C(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, or NRc1C(O)NRc1Rd1;
wherein said C1-3 alkyl is optionally substituted with 1, 2, or 3 substituents independently selected from Cy1, halo, CN, OH, ORa1, C(O)NRc1Rd1, NRc1Rd1, and NRc1C(O)Rb1;R2 is H, halo, C1-3 alkyl, C1-3 haloalkyl, Cy2, C(O)NRc2Rd2, NRc2Rd2, or NRc2C(O)Rb2;
wherein said C1-3 alkyl is optionally substituted with 1, 2, or 3 substituents independently selected from Cy2, halo, CN, ORa2, C(O)NRc2Rd2, NRc2Rd2, and NRc2C(O)Rb2;R3 is H; each RA is independently selected from halo, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-6 haloalkyl, CN, ORa4, SRa4, C(O)Rb4, C(O)NRc4Rd4, NRc4Rd4, NRc4C(O)Rb4 NRc4S(O)2Rb4, S(O)Rb4, S(O)NRc4Rd4, S(O)2Rb4, and S(O)2NRc4Rd4, wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted by 1, 2, or 3, substituents independently selected from halo, C1-6 haloalkyl, CN, ORa4, SRa4, C(O)Rb4, C(O)NRc4Rd4, NRc4Rd4, NRc4C(O)Rb4, NRc4S(O)2Rb4, S(O)Rb4, S(O)NRc4Rd4, S(O)2Rb4, and S(O)2NRc4Rd4; each RB is independently selected from Cy3, halo, C1-6 alkyl, C1-6 haloalkyl, CN, ORa5, C(O)NRc5Rd5, NRc5Rd5, NRc5C(O)Rb5, NRc5C(O)ORa5, NRc5C(O)NRc5Rd5, NRc5S(O)Rb5, NRc5S(O)2Rb, and NRc5S(O)2NRc5Rd5, wherein said C1-6 alkyl is optionally substituted by 1, 2, or 3 substituents independently selected from Cy3, halo, C1-6 haloalkyl, CN, ORa5, C(O)NRc5Rd5, NRc5Rd5, and NRc5C(O)Rb5; each Cy1, Cy2, Cy3, and Cy4 is independently selected from phenyl, cyclopropyl, azetidinyl, piperidinyl, pyrrolidinyl, diazapanyl, and diazaspirononanyl, each of which is optionally substituted with 1 or 2 substituents independently selected from RCy; each RCy is independently selected from halo, C1-4 alkyl, C1-4 haloalkyl, C1-4 cyanoalkyl, CN, ORa6, and NRc6Rd6; each Ra1 is independently selected from C1-3 alkyl and Cy4;
wherein said C1-3 alkyl is optionally substituted with 1, 2, or 3 substituents independently selected from Cy4, halo, CN, and ORa3, and NRc3Rd3;each Rb1, Rc1, and Rd1 is independently selected from H, C1-3 alkyl, C1-3 haloalkyl, phenyl, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, pyridinyl, pyrimidinyl, azetidinyl, piperidinyl, pyrrolidinyl, thiazolyl, phenyl-C1-2 alkyl-, cyclopropyl-C1-2 alkyl-, cyclobutyl-C1-2 alkyl-, cyclopentyl-C1-2 alkyl-, cyclohexyl-C1-2 alkyl-, pyridinyl-C1-2 alkyl-, pyrimidinyl-C1-2 alkyl-, azetidinyl-C1-2 alkyl-, piperidinyl-C1-2 alkyl-, pyrrolidinyl-C1-2 alkyl-, and thiazolyl-C1-2 alkyl-, wherein said C1-3 alkyl, C1-3 haloalkyl, phenyl, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, pyridinyl, pyrimidinyl, azetidinyl, piperidinyl, pyrrolidinyl, thiazolyl, phenyl-C1-2 alkyl-, cyclopropyl-C1-2 alkyl-, cyclobutyl-C1-2 alkyl-, cyclopentyl-C1-2 alkyl-, cyclohexyl-C1-2 alkyl-, pyridinyl-C1-2 alkyl-, pyrimidinyl-C1-2 alkyl-, azetidinyl-C1-2 alkyl-, piperidinyl-C1-2 alkyl-, pyrrolidinyl-C1-2 alkyl-, and thiazolyl-C1-2 alkyl- are each optionally substituted with 1, 2, or 3 substituents independently selected from C1-3 alkyl, C1-3 haloalkyl, halo, CN, ORa7, and NRc7Rd7; or any Rc1 and Rd1 together with the N atom to which they are attached form a 4-, 5-, 6-, or 7-membered heterocycloalkyl group optionally substituted with NRc7Rd7; each Ra2, Rb2, Rc2, and Rd2 is independently selected from H, C1-3 alkyl, C1-3 haloalkyl, phenyl, cyclopropyl, cyclobutyl, cyclopropyl-C1-2 alkyl-, cyclobutyl-C1-2 alkyl-, pyridinyl, pyrimidinyl, isoxazolyl, azetidinyl, piperidinyl, and pyrrolidinyl, wherein said C1-3 alkyl, C1-3 haloalkyl, phenyl, cyclopropyl, cyclobutyl, cyclopropyl-C1-2 alkyl-, cyclobutyl-C1-2 alkyl-, pyridinyl, pyrimidinyl, isoxazolyl, azetidinyl, piperidinyl, and pyrrolidinyl are each optionally substituted with 1 or 2 substituents independently selected from C1-4 alkyl, C1-4 haloalkyl, C1-4 cyanoalkyl, halo, CN, ORa7, and NRc7Rd7; each Ra3, Rb3, Rc3, and Rd3 is independently selected from H, C1-3 alkyl, C1-3 haloalkyl, phenyl, cyclopropyl, cyclobutyl, cyclopropyl-C1-2 alkyl-, cyclobutyl-C1-2 alkyl-, pyridinyl, pyrimidinyl, isoxazolyl, azetidinyl, piperidinyl, and pyrrolidinyl, wherein said C1-3 alkyl, C1-3 haloalkyl, phenyl, cyclopropyl, cyclobutyl, cyclopropyl-C1-2 alkyl-, cyclobutyl-C1-2 alkyl-, pyridinyl, pyrimidinyl, isoxazolyl, azetidinyl, piperidinyl, and pyrrolidinyl are each optionally substituted with 1 or 2 substituents independently selected from C1-4 alkyl, C1-4 haloalkyl, C1-4 cyanoalkyl, halo, CN, ORa7, and NRc7Rd7; each Ra4, Rb4, Rc4, and Rd4 is independently selected from H and C1-3 alkyl; each Ra5, Rb5, Rc5, and Rd5 is independently selected from H or C1-3 alkyl; each Ra6, Rb6, Rc6, and Rd6 is independently selected from H or C1-3 alkyl; and each Ra7, Rb7, Rc7, and Rd7 is independently selected from H or C1-3 alkyl.
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4. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring A is phenyl optionally substituted by 1, 2, 3, or 4 substituents independently selected from RA.
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5. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring A is phenyl substituted by one RA.
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6. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring A is phenyl substituted by CN.
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7. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring B is phenyl, C3-10 cycloalkyl, 4-10 membered heterocycloalkyl, or 5-6 membered heteroaryl, each optionally substituted by 1, 2, 3, or 4 substituents independently selected from RB.
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8. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring B is phenyl or 5-6 membered heteroaryl, each optionally substituted by 1, 2, 3, or 4 substituents independently selected from RB.
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9. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring B is phenyl, pyridyl, 3-oxo-3,4-dihydro-2H-1,4-benzoxazinyl, 2,3-dihydro-1,4-benzodioxinyl, pyrrolo[2,3-b]pyridinyl, pyrazolo[3,4-b]pyridinyl, 1,3-benzothiazolyl, 2-oxo-2,3-dihydro-1,3-benzoxazolyl, indazolyl, 2-oxo-2,3-dihydro[1,3]oxazolo[4,5-b]pyridinyl, 2,3-dihydro-1H-indenyl, 2-oxo-2,3-dihydro-1H-indolyl, quinoxalinyl, 2-oxo-1,2,3,4-tetrahydroquinolinyl, benzimidazolyl, 3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazinyl, 2-oxo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridinyl, or pyrimidinyl, each optionally substituted by 1, 2, 3, or 4 substituents independently selected from RB.
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10. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring B is phenyl, pyridyl, or pyrimidinyl, each optionally substituted by 1, 2, 3, or 4 substituents independently selected from RB.
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11. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring B is phenyl, pyridyl, 3-oxo-3,4-dihydro-2H-1,4-benzoxazinyl, 2,3-dihydro-1,4-benzodioxinyl, pyrrolo[2,3-b]pyridinyl, pyrazolo[3,4-b]pyridinyl, 1,3-benzothiazolyl, 2-oxo-2,3-dihydro-1,3-benzoxazolyl, indazolyl, 2-oxo-2,3-dihydro[1,3]oxazolo[4,5-b]pyridinyl, 2,3-dihydro-1H-indenyl, 2-oxo-2,3-dihydro-1H-indolyl, quinoxalinyl, 2-oxo-1,2,3,4-tetrahydroquinolinyl, benzimidazolyl, 3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazinyl, 2-oxo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridinyl, or pyrimidinyl, each optionally substituted by 1, 2, 3, or 4 substituents independently selected from Cy3, halo, C1-6 alkyl, C1-6 haloalkyl, ORa5, CN, NRc5C(O)ORa5, and NRc5Rd5.
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12. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring B is phenyl, pyridyl, or pyrimidinyl, each optionally substituted by one substituent selected from Cy3, halo, C1-6 alkyl, C1-6 haloalkyl, ORa5, and NRc5Rd5.
-
13. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring B is phenyl, pyridyl, 3-oxo-3,4-dihydro-2H-1,4-benzoxazinyl, 2,3-dihydro-1,4-benzodioxinyl, pyrrolo[2,3-b]pyridinyl, pyrazolo[3,4-b]pyridinyl, 1,3-benzothiazolyl, 2-oxo-2,3-dihydro-1,3-benzoxazolyl, indazolyl, 2-oxo-2,3-dihydro[1,3]oxazolo[4,5-b]pyridinyl, 2,3-dihydro-1H-indenyl, 2-oxo-2,3-dihydro-1H-indolyl, quinoxalinyl, 2-oxo-1,2,3,4-tetrahydroquinolinyl, benzimidazolyl, 3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazinyl, 2-oxo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridinyl, or pyrimidinyl, each optionally substituted by 1, 2, 3, or 4 substituents independently selected from chloro, methyl, trifluoromethyl, piperidinyl, methoxy, ethyl, 2-oxopyrrolidinyl, methyl(tetrahydrofuran-2-ylmethyl)amino, fluoro, 2-oxo-1,3-oxazolidinyl, amino, cyano, hydroxymethyl, (4-(methylsulfonyl)piperazin-1-yl)methyl, hydroxy, morpholin-4-ylmethyl, (CH3O)(C═
- O)N(CH3), (CH3O)(C═
O)N(CH3)-methyl, 1-hydroxyethyl, cyanomethyl, 3-methyl-2-oxoimidazolidinyl or dimethylamino.
- O)N(CH3), (CH3O)(C═
-
14. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring B is phenyl, pyridyl, or pyrimidinyl, each optionally substituted by chloro, methyl, trifluoromethyl, piperidinyl, methoxy, or dimethylamino.
-
15. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Ring B is phenyl substituted by methyl.
-
16. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R1 is C1-6 alkyl, Cy1, ORa1, SRa1, C(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, or NRc1C(O)NRc1Rd1 wherein said C1-6 alkyl is optionally substituted with 1, 2, or 3 substituents independently selected from Cy1, halo, CN, OH, ORa1, SRa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, C(═
- NRe1)Rb1, C(═
NRe1)NRc1Rd1, NRc1C(═
NRe1)NRc1Rd1, NRc1S(O)Rb1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)Rb1, S(O)NRc1Rd1, S(O)2Rb1, and S(O)2NRc1Rd1.
- NRe1)Rb1, C(═
-
17. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R1 is C1-6 alkyl, Cy1, ORa1, SRa1, C(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, or NRc1C(O)NRc1Rd1, wherein said C1-6 alkyl is optionally substituted with Cy1, OH, or ORa1.
-
18. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R1 is ORa1.
-
19. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R1 is C1-6 alkyl substituted with 1 or 2 substituents independently selected from Cy1 or ORa1.
-
20. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R1 is Cy1 optionally substituted with 1 or 2 substituents independently selected from C1-4 alkyl or NRc6Rd6.
-
21. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R1 is pyrrolidin-3-ylmethoxy, 2-pyrrolidin-3-ylethyl, [pyrrolidin-3-yloxy]methyl, [3-(dimethylamino)pyrrolidin-1-yl]methyl, [3-(dimethylamino)pyrrolidin-1-yl]ethyl, (1-methylpyrrolidin-3-yl)oxy, 3-(dimethylamino)propoxy, piperidin-3-ylmethoxy, [1, methylpyrrolidin-3-yl]methoxy, [1-methylpiperidin-3-yl]methoxy, [pyrrolidin-3-ylmethyl]thio, 4-(dimethylamino)piperidin-1-yl, 3-(dimethylamino)propyl](methyl)amino, [2-(1-methylpyrrolidin-2-yl)ethyl]amino, (1-methylpiperidin-4-yl)amino, 4-methyl-1,4-diazepan-1-yl, 2,7-diazaspiro[4.4]non-2-yl, 2,7-diazaspiro[3.5]non-7-yl, 3-(dimethylamino)-N-methylpyrrolidine, [2-(2-amino-1,3-thiazol-4-yl)ethyl]amino, azetidin-3-ylmethylaminocarbonyl, 3-(dimethylamino)piperidin-1-yl, [1-(2-hydroxyethyl)piperidin-3-yl]methoxy, [1-(2-cyanoethyl)piperidin-3-yl]methoxy, [1-ethylpiperidin-3-yl]methoxy, or 1-methylazetidin-3-ylaminocarbonyl.
-
22. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R1 is pyrrolidin-3-ylmethoxy, 2-pyrrolidin-3-ylethyl, [pyrrolidin-3-yloxy]methyl, [3-(dimethylamino)pyrrolidin-1-yl]methyl, [3-(dimethylamino)pyrrolidin-1-yl]ethyl, (1-methylpyrrolidin-3-yl)oxy, 3-(dimethylamino)propoxy, piperidin-3-ylmethoxy, [1, methylpyrrolidin-3-yl]methoxy, [1-methylpiperidin-3-yl]methoxy, [pyrrolidin-3-ylmethyl]thio, 4-(dimethylamino)piperidin-1-yl, 3-(dimethylamino)propyl](methyl)amino, [2-(1-methylpyrrolidin-2-yl)ethyl]amino, (1-methylpiperidin-4-yl)amino, 4-methyl-1,4-diazepan-1-yl, 2,7-diazaspiro[4.4]non-2-yl, 2,7-diazaspiro[3.5]non-7-yl, 3-(dimethylamino)-N-methylpyrrolidine, [2-(2-amino-1,3-thiazol-4-yl)ethyl]amino, azetidin-3-ylmethylaminocarbonyl, or 1-methylazetidin-3-ylaminocarbonyl.
-
23. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein each Ra1 is independently selected from C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, and Cy4;
- wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2, or 3 substituents independently selected from Cy4, halo, CN, ORa3, SRa3, C(O)Rb3, C(O)NRc3Rd3, C(O)ORa3, OC(O)Rb3, OC(O)NRc3Rd3, NRc3Rd3, NRc3C(O)Rb3, NRc3C(O)ORa3, NRc3C(O)NRc3Rd3, C(═
NRe3)Rb3, C(═
NRe3)NRc3Rd3, NRc3C(═
NRe3)NRc3Rd3, NRc3S(O)Rb3, NRc3S(O)2Rb3, NRc3S(O)2NRc3Rd3, S(O)Rb3, S(O)NRc3Rd3, S(O)2Rb3, and S(O)2NRc3Rd3.
- wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2, or 3 substituents independently selected from Cy4, halo, CN, ORa3, SRa3, C(O)Rb3, C(O)NRc3Rd3, C(O)ORa3, OC(O)Rb3, OC(O)NRc3Rd3, NRc3Rd3, NRc3C(O)Rb3, NRc3C(O)ORa3, NRc3C(O)NRc3Rd3, C(═
-
24. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein each Ra1 is C1-6 alkyl optionally substituted with 1 or 2 substituents independently selected from Cy4 and NRc3Rd3.
-
25. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein each Ra1 is C1-3 alkyl optionally substituted with pyrrolidinyl, piperidinyl, or dimethylamino, wherein said pyrrolidinyl and piperidinyl are each optionally substituted with 1, 2, or 3 substituents independently selected from methyl, ethyl, cyanoethyl, and hydroxyethyl.
-
26. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R2 is H, C1-6 alkyl, C1-6 haloalkyl, Cy2, or C(O)NRc2Rd2, wherein said C1-6 alkyl is optionally substituted with 1, 2, or 3 substituents independently selected from Cy2, halo, CN, ORa2, SRa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, C(═
- NRe2)Rb2, C(═
NRe2)NRc2Rd2, NRc2C(═
NRe2)NRc2Rd2, NRc2S(O)Rb2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)Rb2, S(O)NRc2Rd2, S(O)2Rb2, and S(O)2NRc2Rd2.
- NRe2)Rb2, C(═
-
27. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R2 is H, C1-6 alkyl, C1-6 haloalkyl, Cy2, or C(O)NRc2Rd2, wherein said C1-6 alkyl is optionally substituted with 1 or 2 substituents independently selected from Cy2, CN, ORa2, and NRc2Rd2.
-
28. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R2 is H, methyl, trifluoromethyl, 4-methylphenyl, cyanomethyl, methylaminocarbonyl, dimethylaminocarbonyl, cyclopropylaminocarbonyl, 1-methylazetidin-3-ylaminocarbonyl, hydroxymethyl, azetidin-1-ylmethyl, cyclopropylmethylaminomethyl, (isoxazol-3-ylamino)methyl, dimethylaminomethyl, or dimethylaminoethyl.
-
29. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R2 is H.
-
30. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein R3 is H.
-
31. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein RA is CN.
-
32. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein each RB is independently selected from Cy3, halo, C1-6 alkyl, C1-6 haloalkyl, CN, NRc5C(O)ORa5 NRc5Rd5 and ORa5.
-
33. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein each RB is independently selected from Cy3, halo, C1-6 alkyl, C1-6 haloalkyl, and ORa5.
-
34. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein RB is C1-6 alkyl.
-
35. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein RB is methyl, chloro, trifluoromethyl, piperidinyl, methoxy, ethyl, 2-oxopyrrolidinyl, methyl(tetrahydrofuran-2-ylmethyl)amino, fluoro, 2-oxo-1,3-oxazolidinyl, amino, cyano, hydroxymethyl, (4-(methylsulfonyl)piperazin-1-yl)methyl, hydroxy, morpholin-4-ylmethyl, (CH3O)(C═
- O)N(CH3), (CH3O)(C═
O)N(CH3)-methyl, 1-hydroxyethyl, cyanomethyl, 3-methyl-2-oxoimidazolidinyl or dimethylamino.
- O)N(CH3), (CH3O)(C═
-
36. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein RB is methyl.
-
37. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein each Cy1 is independently selected from 5-10 membered heteroaryl and 4-10 membered heterocycloalkyl, each of which is optionally substituted with 1, 2, 3, or 4 substituents independently selected from RCy.
-
38. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein each Cy1 is independently selected from 5-10 membered heteroaryl and 4-10 membered heterocycloalkyl, each of which is optionally substituted with 1 or 2 substituents independently selected from C1-4 alkyl and NRc6Rd6.
-
39. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Cy1 is 4-10 membered heterocycloalkyl, each of which is optionally substituted with 1, 2, 3, or 4 substituents independently selected from RCy.
-
40. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein Cy1 is azetidinyl, piperidinyl, pyrrolidinyl, diazapanyl, or diazaspirononanyl, each optionally substituted with 1 or 2 substituents independently selected from RCy.
-
41. The compound of claim 1, having Formula II:
-
42. The compound of claim 41, or a pharmaceutically acceptable salt thereof, wherein group:
-
43. The compound of claim 1, having Formula IIa:
-
44. The compound of claim 1, having Formula III:
-
45. The compound of claim 1, having Formula IV:
-
46. The compound of claim 1, having Formula V:
-
47. The compound of claim 1, having Formula VI:
-
48. The compound of claim 1, having Formula VII:
-
49. The compound of claim 48, or a pharmaceutically acceptable salt thereof, wherein group:
-
50. The compound of claim 1 selected from:
-
4-{5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-[5-(4-methylphenyl)-8-(2-pyrrolidin-3-ylethyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-(5-(4-methylphenyl)-8-{[(3R)-pyrrolidin-3-yloxy]methyl}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-[8-{[(3S)-3-(dimethylamino)pyrrolidin-1-yl]methyl}-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-{[(3R)-3-(dimethylamino)pyrrolidin-1-yl]methyl}-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-{2-[(3R)-3-(dimethylamino)pyrrolidin-1-yl]ethyl}-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-{5-(4-methylphenyl)-8-[(1-methylpyrrolidin-3-yl)oxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-[8-[3-(dimethylamino)propoxy]-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-{5-(4-methylphenyl)-8-[(3R)-piperidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{5-(4-methylphenyl)-8-[(3S)-piperidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-(5-(4-methylphenyl)-8-{[(3R)-1-methylpyrrolidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-(4-methylphenyl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-(4-methylphenyl)-8-{[(3R)-pyrrolidin-3-ylmethyl]thio}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[[3-(dimethylamino)propyl](methyl)amino]-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-(5-(4-methylphenyl)-8-{[2-(1-methylpyrrolidin-2-yl)ethyl]amino}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-{5-(4-methylphenyl)-8-[(1-methylpiperidin-4-yl)amino]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-[8-(4-methyl-1,4-diazepan-1-yl)-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-(2,7-diazaspiro[4.4]non-2-yl)-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-(2,7-diazaspiro[3.5]non-7-yl)-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; (3R)—
N-[6-(4-cyanophenyl)-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-8-yl]-3-(dimethylamino)-N-methylpyrrolidine-1-carboxamide;(3S)—
N-[6-(4-cyanophenyl)-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-8-yl]-3-(dimethylamino)-N-methylpyrrolidine-1-carboxamide;4-[8-{[2-(2-amino-1,3-thiazol-4-yl)ethyl]amino}-5-(4-methylphenyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; N-(azetidin-3-ylmethyl)-6-(4-cyanophenyl)-5-(4-methylphenyl)imidazo[1,2-a]pyrazine-8-carboxamide; 6-(4-cyanophenyl)-N-(1-methylazetidin-3-yl)-5-(4-methylphenyl)imidazo[1,2-a]pyrazine-8-carboxamide; 4-{(5-phenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{5-(4-chlorophenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{8-[(3R)-pyrrolidin-3-ylmethoxy]-5-[4-(trifluoromethyl)phenyl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{5-(4-piperidin-1-ylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{5-(4-methoxyphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{5-[2-(dimethylamino)pyrimidin-5-yl]-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-(5-[6-(dimethylamino)pyridin-3-yl]-8-{[(3R)-1-methylpyrrolidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-{2-methyl-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-[5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]-2-(trifluoromethyl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-{2,5-bis(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{2-(cyanomethyl)-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 6-(4-cyanophenyl)-N-methyl-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo-[1,2-a]pyrazine-2-carboxamide; 6-(4-cyanophenyl)-N,N-dimethyl-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazine-2-carboxamide; 6-(4-cyanophenyl)-N-cyclopropyl-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazine-2-carboxamide; 6-(4-cyanophenyl)-N-(1-methylazetidin-3-yl)-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazine-2-carboxamide; 4-{2-(hydroxymethyl)-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{2-[(dimethylamino)methyl]-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{2-(azetidin-1-ylmethyl)-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{2-{[(cyclopropylmethyl)amino]methyl}-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{2-[(isoxazol-3-ylamino)methyl]-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-(2-[(dimethylamino)methyl]-5-(4-methylphenyl)-8-{[(3R)-1-methylpyrrolidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; and 4-{2-[2-(dimethylamino)ethyl]-5-(4-methylphenyl)-8-[(3R)-pyrrolidin-3-ylmethoxy]imidazo[1,2-a]pyrazin-6-yl}benzonitrile, or a pharmaceutically acceptable salt of any of the aforementioned.
-
-
51. The compound of claim 1 selected from:
-
4-{8-{[(3R)-1-methylpiperidin-3-yl]methoxy}-5-[6-(2-oxopyrrolidin-1-yl)pyridin-3-yl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-(5-(4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-7-yl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-(2,3-dihydro-1,4-benzodioxin-6-yl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-[6-(dimethylamino)pyridin-3-yl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(8-{[(3R)-1-methylpiperidin-3-yl]methoxy}-5-{6-[methyl(tetrahydrofuran-2-ylmethyl)amino]pyridin-3-yl}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-[8-{[(3R)-1-methylpiperidin-3-yl]methoxy}-5-(1-methyl-1H-pyrrolo[2,3-b]pyridin-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-{[(3R)-1-methylpiperidin-3-yl]methoxy}-5-(1-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-(5-(1,3-benzothiazol-5-yl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-{8-{[(3S)-3-(dimethylamino)pyrrolidin-1-yl]methyl}-5-[6-(2-oxopyrrolidin-1-yl)pyridin-3-yl]imidazo[1,2-a]pyrazin-6-yl)}benzonitrile; 4-{8-[4-(dimethylamino)piperidin-1-yl]-5-[6-(2-oxopyrrolidin-1-yl)pyridin-3-yl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(1-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazol-6-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-7-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-{[(3R)-1-ethylpiperidin-3-yl]methoxy}-5-(1-methyl-1H-pyrrolo[2,3-b]pyridin-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(5-fluoro-3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazol-6-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-{[(3R)-1-ethylpiperidin-3-yl]methoxy}-5-(3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazol-6-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-{[(3R)-1-(2-cyanoethyl)piperidin-3-yl]methoxy}-5-(3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazol-6-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-{[(3R)-1-(2-hydroxyethyl)piperidin-3-yl]methoxy}-5-(1-methyl-1H-indazol-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(3-methyl-2-oxo-2,3-dihydro[1,3]oxazolo[4,5-b]pyridin-6-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-{8-[4-(dimethylamino)piperidin-1-yl]-5-[6-(2-oxo-1,3-oxazolidin-3-yl)pyridin-3-yl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{5-(3-amino-1-methyl-1H-indazol-5-yl)-8-[4-(dimethylamino)piperidin-1-yl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 5-(6-(4-cyanophenyl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-5-yl)-2-methylbenzonitrile; 4-(5-[3-(hydroxymethyl)-4-methylphenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-(4-methyl-3-{[4-(methylsulfonyl)piperazin-1-yl]methyl}phenyl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-[4-(hydroxymethyl)-3-methylphenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-(3-hydroxy-2,3-dihydro-1H-inden-5-yl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-[4-(hydroxymethyl)phenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-{8-{[(3R)-1-methylpiperidin-3-yl]methoxy}-5-[4-(morpholin-4-ylmethyl)phenyl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; methyl [5-(6-(4-cyanophenyl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-5-yl)-2-methylphenyl]methylcarbamate; methyl [4-(6-(4-cyanophenyl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-5-yl)phenyl]methylcarbamate; 4-(5-(2-hydroxy-2,3-dihydro-1H-inden-5-yl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-(7-fluoro-3-hydroxy-2,3-dihydro-1H-inden-5-yl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-(1-hydroxy-2,3-dihydro-1H-inden-5-yl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-[3-fluoro-4-(hydroxymethyl)-5-methylphenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-[3-fluoro-4-(morpholin-4-ylmethyl)phenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-[3,5-difluoro-4-(hydroxymethyl)phenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-(5-fluoro-6-methoxypyridin-3-yl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; methyl [4-(6-(4-cyanophenyl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-5-yl)-2-fluorobenzyl]methylcarbamate; 4-(5-[4-(1-hydroxyethyl)-3-methylphenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-[3-(1-hydroxyethyl)-4-methylphenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-(7-fluoro-1-hydroxy-2,3-dihydro-1H-inden-5-yl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-[2-fluoro-4-(morpholin-4-ylmethyl)phenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-[2-(hydroxymethyl)-4-methylphenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(5-[3-(cyanomethyl)-4-methylphenyl]-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(5,6-dimethylpyridin-3-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(2-hydroxy-2,3-dihydro-1H-inden-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(5-hydroxy-6-methylpyridin-3-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(3-hydroxy-2,3-dihydro-1H-inden-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-{8-[4-(dimethylamino)piperidin-1-yl]-5-[3-(hydroxymethyl)-4-methylphenyl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{8-[4-(dimethylamino)piperidin-1-yl]-5-[3-fluoro-4-(hydroxymethyl)-5-methylphenyl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(1-methyl-2-oxo-2,3-dihydro-1H-indol-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-{8-[3-(dimethylamino)piperidin-1-yl]-5-[6-(2-oxopyrrolidin-1-yl)pyridin-3-yl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{8-[4-(dimethylamino)piperidin-1-yl]-5-[6-(3-methyl-2-oxoimidazolidin-1-yl)pyridin-3-yl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{8-[4-(dimethylamino)piperidin-1-yl]-5-quinoxalin-6-ylimidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(1-methyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-{8-[4-(dimethylamino)piperidin-1-yl]-5-[2-(hydroxymethyl)-1-methyl-1H-pyrrolo[2,3-b]pyridin-5-yl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{8-[(3S)-3-(dimethylamino)pyrrolidin-1-yl]-5-[6-(2-oxopyrrolidin-1-yl)pyridin-3-yl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(3-ethyl-2-oxo-2,3-dihydro[1,3]oxazolo[4, 5-b]pyridin-6-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(1-methyl-1H-benzimidazol-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(4-methyl-3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-7-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(1-methyl-2-oxo-1,2,3,4-tetrahydroquinolin-7-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-{8-[4-(dimethylamino)piperidin-1-yl]-5-[6-(4-methyl-3-oxopiperazin-1-yl)pyridin-3-yl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-{8-[4-(dimethylamino)piperidin-1-yl]-5-[3-(hydroxymethyl)-1-methyl-1H-indazol-5-yl]imidazo[1,2-a]pyrazin-6-yl}benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(1-methyl-2-oxo-2,3-dihydro-1H-pyrrolo [2,3-b]pyridin-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(1-methyl-1H-pyrrolo[2,3-b]pyridin-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-(8-[4-(dimethylamino)piperidin-1-yl]-5-{2-[(1R)-1-hydroxyethyl]-1-methyl-1H-benzimidazol-5-yl}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-(8-[4-(dimethylamino)piperidin-1-yl]-5-{2-[(1S)-1-hydroxyethyl]-1-methyl-1H-benzimidazol-5-yl}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(1,2-dimethyl-1H-benzimidazol-5-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(5-methoxy-6-methylpyridin-3-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; 5-(6-(4-cyanophenyl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy)}imidazo[1,2-a]pyrazin-5-yl)-2-methylnicotinonitrile; 4-[8-[4-(dimethylamino)piperidin-1-yl]-5-(5-hydroxy-6-methoxypyridin-3-yl)imidazo[1,2-a]pyrazin-6-yl]benzonitrile; and 4-(5-(5-hydroxy-6-methoxypyridin-3-yl)-8-{[(3R)-1-methylpiperidin-3-yl]methoxy}imidazo[1,2-a]pyrazin-6-yl)benzonitrile; or a pharmaceutically acceptable salt thereof.
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52. A pharmaceutical composition comprising a compound of claim 1, or a pharmaceutically acceptable salt thereof, and at least one pharmaceutically acceptable carrier or excipient.
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53. A method of inhibiting lysine specific demethylase-1 comprising contacting a compound of claim 1, or a pharmaceutically acceptable salt thereof, with said lysine specific demethylase-1.
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2. The compound of claim 1, or a pharmaceutically acceptable salt thereof, wherein:
Specification
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Current AssigneeIncyte Corporation, Incyte Holdings Corporation (Incyte Corporation)
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Original AssigneeIncyte Corporation
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InventorsCourter, Joel R., Wu, Liangxing, Lu, Liang, Sun, Yaping, Wang, Xiaozhao, Yao, Wenqing, He, Chunhong, Li, Jingwei, Zhang, Colin, Zhuo, Jincong
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Primary Examiner(s)Willis, Douglas M
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Application NumberUS14/795,466Publication NumberTime in Patent Office726 DaysField of Search514249, 544350US Class CurrentCPC Class CodesA61P 35/00 Antineoplastic agentsC07D 487/04 Ortho-condensed systemsC07D 519/00 Heterocyclic compounds cont...