Antiviral azaindole derivatives

A compound of formula I, or a pharmaceutically acceptable salt thereof,

• wherein:
• is selected from the group consisting of
• R1, R2, R3, R4 are each independently selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl, C2-C6 alkynyl, halogen, CN, phenyl, nitro, OC(O)R15, C(O)R15, C(O)OR16, C(O)NR17R18, OR19, SR20 and NR21R22;
• R15, is independently selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl and C4-C6 cycloalkenyl;
• R16, R19, and R20 are each independently selected from the group consisting of H, C1-C6 alkyl, C1-C6 alkyl substituted with one to three halogen atoms, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl, and C3-C6 alkynyl;
• provided the carbon atoms which comprise the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the oxygen or sulfur to which R16, R19, or R20 is attached;
• R17 and R18 are each independently selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C3-C6 alkenyl, C4-C6 cycloalkenyl, and C3-C6 alkynyl;
• provided the carbon atoms which comprise the carbon-carbon double bond of said C3-C6 alkenyl or the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the nitrogen to which R17 and R18 is attached;
• R21, and R22 are each independently selected from the group consisting of H, OH, C1-C6 alkyl, C3-C6 cycloalkyl, C3-C6 alkenyl, C5-C6 cycloalkenyl, C3-C6 alkynyl, and C(O)R23;
• provided the carbon atoms which comprise the carbon-carbon double bond of said C3-C6 alkenyl, C4-C6 cycloalkenyl, or the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the nitrogen to which R21 and R22 is attached;
• R23 is selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl, and C2-C6 alkynyl;
• R5 is (O)m, wherein m is 0 or 1;
• n is 1 or 2;
• R6 is selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C4-C6 cycloalkenyl, C(O)R24, C(O)OR25, C(O)NR26R27, C3-C6 alkenyl, and C3-C6 alkynyl;
• provided the carbon atoms which comprise the carbon-carbon double bond of said C3-C6 alkenyl or the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the nitrogen to which R6 is attached;
• R24 is selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C3-C6 alkenyl, C4-C6 cycloalkenyl, and C3-C6 alkynyl;
• R25 is selected from the group consisting of C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl, and C3-C6 alkynyl;
• provided the carbon atoms which comprise the carbon-carbon triple bond of said C3-C6alkynyl are not the point of attachment to the oxygen to which R25 is attached;
• R26 and R27 are each independently selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C3-C6 alkenyl, C5-C6 cycloalkenyl, and C3-C6 alkynyl;
• provided the carbon atoms which comprise the carbon-carbon double bond of said C3-C6 alkenyl, C5-C6 cycloalkenyl, or the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the nitrogen to which R26 and R27 are attached;
• R7, R8, R9, R10, R11, R12, R13, and R14 are each independently selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl, C2-C6 alkynyl, CR28 R29OR30, C(O)R31, CR32(OR33)OR34, CR35NR36R37, C(O)OR38, C(O)NR39R40, CR41R42F, CR43F2 and CF3;
• R28, R29, R30, R31, R32, R35, R41, R42 and R43 are each independently selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl, C2-C6 alkynyl and C(O)R44;
• R33, R34 and R38 are each independently selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C3-C6 alkenyl, C4-C8 cycloalkenyl, and C3-C6 alkynyl;
• provided the carbon atoms which comprise the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the oxygen to which R34 and R38 are attached;
• R36 and R37 are each independently selected from the group consisting of H, C1-C6 alkyl, C3-C8 cycloalkyl, C3-C6 alkenyl, C4-C6 cycloalkenyl, and C3-C6 alkynyl;
• provided the carbon atoms which comprise the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the nitrogen to which R36 and R37 are attached;
• R39 and R40 are each independently selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl, and C3-C6 alkynyl;
• provided the carbon atoms which comprise the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the nitrogen to which R39 and R40 are attached;
• R44 is selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl, and C2-C6 alkynyl;
• Ar is selected from the group consisting of
• A1, A2, A3, A4, A5, B1, B2, B3, B4, C1, C2, C3, D1, D2, and D3 are each independently selected from the group consisting of H, CN, halogen, NO2, C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl, C2-C6 alkynyl, OR45, NR46R47, SR48, N3 and CH(—N═N—)—CF3;
• R45, is selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl and C3-C6 alkynyl;
• provided the carbon atoms which comprise the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the oxygen to which R45, is attached;
• R46 and R47 are each independently selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C3-C6 alkenyl, C5-C6 cycloalkenyl, C3-C6 alkynyl and C(O)R50;
• provided the carbon atoms which comprise the carbon-carbon double bond of said C5-C6 alkenyl, C4-C6 cycloalkenyl, or the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the nitrogen to which R46 and R47 are attached;
• R48 is selected from the group consisting of H, C1-C6 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C4-C6 cycloalkenyl, C3-C6 alkynyl and C(O)R49;
• provided the carbon atoms which comprise the carbon-carbon triple bond of said C3-C6 alkynyl are not the point of attachment to the sulfur to which R48 is attached;
• R49 is C1-C6 alkyl or C3-C6 cycloalkyl;
• and
• R50 is selected from the group consisting of H, C1-C6 alkyl, and C3-C6 cycloalkyl.