Substituted purine and 7-deazapurine compounds

摘要

The present invention relates to substituted purine and 7-deazapurine compounds. The present invention also relates to pharmaceutical compositions containing these compounds and methods of treating disorders in which DOT1-mediated protein methylation plays a part, such as cancer and neurological disorders, by administering these compounds and pharmaceutical compositions to subjects in need thereof.

主权项

1. A compound of Formula (IV) or its N-oxide or a pharmaceutically acceptable salt thereof: wherein
A is O or CH2;Q is H, NH2, NHRb, NRbRc, OH, Rb, or ORb, in which each of Rb and Rc independently is C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 7-membered heterocycloalkyl, 5 to 10-membered heteroaryl, or -M1-T1 in which M1 is a bond or C1-C6 alkyl linker optionally substituted with halo, cyano, hydroxyl or C1-C6 alkoxyl and T1 is C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, or 5 to 10-membered heteroaryl, or Rb and Rc, together with the N atom to which they attach, form 4 to 7-membered heterocycloalkyl having 0 or 1 additional heteroatoms to the N atom optionally substituted with C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, halo, hydroxyl, carboxyl, C(O)OH, C(O)O—C1-C6 alkyl, OC(O)—C1-C6 alkyl, cyano, C1-C6 alkoxyl, amino, mono-C1-C6 alkylamino, di-C1-C6 alkylamino, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, or 5 to 6-membered heteroaryl, and each of Rb, Rc, and T1 is optionally substituted with one or more substituents selected from the group consisting of C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, halo, hydroxyl, carboxyl, cyano, C1-C6 alkoxyl, amino, mono-C1-C6 alkylamino, di-C1-C6 alkylamino, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, and 5 to 6-membered heteroaryl;X is N or CRx, in which Rx is H, halo, hydroxyl, carboxyl, cyano, or RS1, RS1 being amino, C1-C6 alkoxyl, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, or 5 to 6-membered heteroaryl, and RS1 being optionally substituted with one or more substituents selected from the group consisting of halo, hydroxyl, carboxyl, cyano, C1-C6 alkoxyl, amino, mono-C1-C6 alkylamino, di-C1-C6 alkylamino, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, and 5 to 6-membered heteroaryl;Y is H, Rd, SO2Rd, or CORd, Rd being C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, or 5 to 6-membered heteroaryl, and Rd being optionally substituted with one or more substituents selected from the group consisting of C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, halo, hydroxyl, carboxyl, cyano, C1-C6 alkoxyl, C1-C6 alkylsulfonyl, amino, mono-C1-C6 alkylamino, di-C1-C6 alkylamino, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, and 5 to 6-membered heteroaryl and each of which C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, and 5 to 6-membered heteroaryl substituents on Rd is further optionally substituted with C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, halo, hydroxyl, carboxyl, C(O)OH, C(O)O—C1-C6 alkyl, OC(O)—C1-C6 alkyl, cyano, C1-C6 alkoxyl, amino, mono-C1-C6 alkylamino, di-C1-C6 alkylamino, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, or 5 to 6-membered heteroaryl;each of R1 and R2 independently, is H, halo, hydroxyl, carboxyl, cyano, RS2, RS2 being amino, C1-C6 alkoxyl, C1-C6 alkyl, C2-C6 alkenyl, or C2-C6 alkynyl, and each RS2 being optionally substituted with one or more substituents selected from the group consisting of halo, hydroxyl, carboxyl, cyano, C1-C6 alkoxyl, amino, mono-C1-C6 alkylamino, di-C1-C6 alkylamino, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, and 5 to 6-membered heteroaryl;each of Re, Rf, Rg, and Rh, independently is -M2-T2, in which M2 is a bond, SO2, SO, S, CO, CO2, O, O—C1-C4 alkyl linker, C1-C4 alkyl linker, NH, or N(Rt), Rt being C1-C6 alkyl, and T2 is H, halo, or RS4, RS4 being C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 8-membered heterocycloalkyl, or 5 to 10-membered heteroaryl, and each of O-C1-C4 alkyl linker, C1-C4 alkyl linker, Rt, and RS4 being optionally substituted with one or more substituents selected from the group consisting of halo, hydroxyl, carboxyl, cyano, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C1-C6 alkoxyl, amino, mono-C1-C6 alkylamino, di-C1-C6 alkylamino, C3-C8 cycloalkyl, C6-C10 aryl, 4 to 6-membered heterocycloalkyl, and 5 to 6-membered heteroaryl, andm is 0, 1, or 2.