Triazole agonists of the APJ receptor

A pharmaceutical composition comprising a compound of Formula I or Formula II or a pharmaceutically acceptable salt thereof, and at least one pharmaceutically acceptable excipient, carrier, or diluent, wherein the compound of Formula I or Formula II has the following structure:

• wherein:
• R1 is an unsubstituted pyridyl, pyridonyl, or pyridine N-oxide, or is a pyridyl, pyridonyl, or pyridine N-oxide substituted with 1, 2, 3, or 4 R1a substituents;
• R1a in each instance is independently selected from —F, —Cl, —Br, —I, —CN, —C1-C6 alkyl, —C1-C6 haloalkyl, —C1-C6 perhaloalkyl, —OH, —O—(C1-C6 alkyl), —O—(C1-C6 haloalkyl), —O—(C1-C6 perhaloalkyl), —C2-C6 alkenyl, —O—(C1-C6 alkyl)-OH, —O—(C1-C6 alkyl)-O—(C1-C6 alkyl), —O—(C1-C6 haloalkyl)-OH, —O—(C1-C6 haloalkyl)-O—(C1-C6 alkyl), —O—(C1-C6 perhaloalkyl)-OH, —O—(C1-C6 perhaloalkyl)-O—(C1-C6 alkyl), —NH2, —NH(C1-C6 alkyl), —N(C1-C6 alkyl)2, —C(═O)—(C1-C6 alkyl), —C(═O)OH, —C(═O)—O—(C1-C6 alkyl), —C(═O)NH2, —C(═O)NH(C1-C6 alkyl), —C(═O)N(C1-C6 alkyl)2, phenyl, —C(═O)-(heterocyclyl), or a heterocyclyl group, wherein the heterocyclyl group of the —C(═O)-(heterocyclyl) or heterocyclyl group is a 3 to 7 membered ring containing 1, 2, or 3 heteroatoms selected from N, O, or S;
• R2 is selected from —H, or C1-C4 alkyl or is absent in the compounds of Formula II;
• R3 is a group of formula —(CR3dR3e)—(CR3fR3g)-Q;
• R3d and R3e are independently selected from —H, —F, —Cl, —CN, —C1-C6 alkyl, —C1-C6 haloalkyl, —C1-C6 perhaloalkyl, —OH, —O—(C1-C6 alkyl), —O—(C1-C6 haloalkyl), —O—(C1-C6 perhaloalkyl), —O—(C1-C6 alkyl)-OH, —O—(C1-C6 alkyl)-O—(C1-C6 alkyl), —NH2, —NH(C1-C6 alkyl), or —N(C1-C6 alkyl)2;
• R3f and R3g are independently selected from —H, —F, —Cl, —CN, —C1-C6 alkyl, —C1-C6 haloalkyl, —C1-C6 perhaloalkyl, —OH, —O—(C1-C6 alkyl), —O—(C1-C6 haloalkyl), —O—(C1-C6 perhaloalkyl), —O—(C1-C6 alkyl)-OH, —O—(C1-C6 alkyl)-O—(C1-C6 alkyl), —NH2, —NH(C1-C6 alkyl), or —N(C1-C6 alkyl)2;
• Q is a monocyclic or bicyclic C6-C10 aryl group, a monocyclic or bicyclic heteroaryl group with 5 to 10 ring members containing 1, 2, or 3 heteroatoms selected from N, O, or S, a C3-C8 cycloalkyl group, or a 3 to 7 membered heterocyclyl group containing 1, 2, or 3 heteroatoms selected from N, O, or S, wherein the C6-C10 aryl group, the heteroaryl group, the cycloalkyl group, and the heterocyclyl group are unsubstituted or are substituted with 1, 2, 3, or 4 RQ substituent;
• RQ in each instance is independently selected from —F, —Cl, —Br, —I, —CN, —C1-C6 alkyl, —C1-C6 haloalkyl, —C1-C6 perhaloalkyl, —C2-C6 alkenyl, —C2-C6 alkynyl, —OH, —O—(C1-C6 alkyl), —O—(C1-C6 haloalkyl), —O—(C1-C6 perhaloalkyl), —NH2, —NH(C1-C6 alkyl), —N(C1-C6 alkyl)2, —C(═O)—(C1-C6 alkyl), —C(═O)OH, —C(═O)—O—(C1-C6 alkyl), —C(═O)NH2, —C(═O)NH(C1-C6 alkyl), —C(═O)N(C1-C6 alkyl)2, —S(═O)2—(C1-C6 alkyl), phenyl, or a heteroaryl group, and the Q heterocyclyl group may be substituted with 1 oxo substituent;
• R4 is selected from a monocyclic or bicyclic C6-C10 aryl group, a monocyclic or bicyclic heteroaryl group with 5 to 10 ring members containing 1, 2, or 3 heteroatoms independently selected from N, O, or S, or a monocyclic or bicyclic heterocyclyl group with 5 to 10 ring members containing 1, 2, 3, or 4 heteroatoms independently selected from N, O, or S, wherein the C6-C10 aryl group, the heteroaryl group, or the heterocyclyl group are unsubstituted or are substituted with 1, 2, or 3 R4a substituents;
• and
• R4a in each instance is independently selected from —F, —Cl, —Br, —I, —CN, —C1-C6 alkyl, —C1-C6 haloalkyl, —C1-C6 perhaloalkyl, —OH, —O—(C1-C6 alkyl), —O—(C1-C6 haloalkyl), —O—(C1-C6 perhaloalkyl), —NH2, —NH(C1-C6 alkyl), —N(C1-C6 alkyl)2, —C(═O)—(C1-C6 alkyl), —C(═O)OH, —C(═O)—O—(C1-C6 alkyl), —C(═O)NH2, —C(═O)NH(C1-C6 alkyl), or —C(═O)N(C1-C6 alkyl)2, and the heterocyclyl R4 group may be further substituted with 1 oxo substituent.