Tetracyclic compounds
AssigneeMedivation Technologies, Inc.
InventorsDavid T. Hung, Andrew Asher Protter, Rajendra Parasmal Jain, Sundeep Dugar, Sarvajit Chakravarty
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Abstract
This disclosure relates to new tetracyclic compounds that may be used to modulate a histamine receptor in an individual. The compounds in one embodiment are tetracyclic [4,3-b]indoles. Pharmaceutical compositions comprising the compounds are also provided, as are methods of using the compounds in a variety of therapeutic applications, including the treatment of a cognitive disorder, psychotic disorder, neurotransmitter-mediated disorder and/or a neuronal disorder.
Claims17
A compound of the Formula (E):
- wherein:
- R1 is H, hydroxyl, nitro, cyano, halo, substituted or unsubstituted C1-C8 alkyl, substituted or unsubstituted C2-C8 alkenyl, substituted or unsubstituted C2-C8 alkynyl, perhaloalkyl, acyl, acyloxy, carbonylalkoxy, substituted or unsubstituted heterocyclyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted aralkyl, C1-C8 perhaloalkoxy, alkoxy, aryloxy, carboxyl, thiol, thioalkyl, substituted or unsubstituted amino, acylamino, aminoacyl, aminocarbonylamino, aminocarbonyloxy, aminosulfonyl, sulfonylamino, sulfonyl or carbonylalkylenealkoxy;
- wherein acyl is selected from the group consisting of H—C(O)—, alkyl-C(O)—, substituted alkyl-C(O)—, alkenyl-C(O)—, substituted alkenyl-C(O)—, alkynyl-C(O)—, substituted alkynyl-C(O)—, aryl-C(O)—, substituted aryl-C(O)—, heteroaryl-C(O)—, substituted heteroaryl-C(O)—, heterocyclic-C(O)—, and substituted heterocyclic-C(O)—;
- wherein sulfonylamino is selected from the group consisting of —SO2NH2, —SO2NR—alkyl, —SO2NR-substituted alkyl, —SO2NR-alkenyl, —SO2NR-substituted alkenyl, —SO2NR-alkynyl, —SO2NR-substituted alkynyl, —SO2NR-aryl, —SO2NR-substituted aryl, —SO2NR-heteroaryl, —SO2NR-substituted heteroaryl, —SO2NR-heterocyclic, and —SO2NR-substituted heterocyclic, where R is H or alkyl, or —SO2NR2, wherein the two R groups are taken together and with the nitrogen atom to which they are attached to form a heterocyclic or substituted heterocyclic ring;
- wherein sulfonyl is selected from the group consisting of —SO2-alkyl, —SO2-substituted alkyl, —SO2-alkenyl, —SO2-substituted alkenyl, —SO2-alkynyl, —SO2-substituted alkynyl, —SO2-aryl, —SO2-substituted aryl, —SO2-heteroaryl, —SO2-substituted heteroaryl, —SO2-heterocyclic, and —SO2-substituted heterocyclic;
- each R2a and R2b is independently H, substituted or unsubstituted C1-C8 alkyl, halo, hydroxyl, alkoxy, cyano, nitro or R2a and R2b are taken together to form a carbonyl moiety or R2a and R2b are taken together with the carbon to which they are attached to form a cycloalkyl moiety;
- each R3a and R3b is independently H, substituted or unsubstituted C1-C8 alkyl, halo, hydroxyl, alkoxy, cyano, nitro or R3a and R3b are taken together to form a carbonyl moiety or R3a and R3b are taken together with the carbon to which they are attached to form a cycloalkyl moiety;
- each X7, X8, X9 and X10 is independently CR4;
- m is 1;
- q is 0;
- each R4 is independently H, hydroxyl, nitro, cyano, halo, C1-C8 perhaloalkyl, carboxy, substituted or unsubstituted C1-C8 alkyl, substituted or unsubstituted C2-C8 alkenyl, substituted or unsubstituted C2-C8 alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, C1-C8 perhaloalkoxy, C1-C8 alkoxy, aryloxy, carboxyl, carbonylalkoxy, thiol, substituted or unsubstituted heterocyclyl, substituted or unsubstituted aralkyl, thioalkyl, substituted or unsubstituted amino, acylamino, aminoacyl, aminocarbonylamino, aminocarbonyloxy, aminosulfonyl, sulfonylamino, sulfonyl, carbonylalkylenealkoxy, alkylsulfonylamino or acyl;
- wherein acyl is selected from the group consisting of H—C(O)—, alkyl-C(O)—, substituted alkyl-C(O)—, alkenyl-C(O)—, substituted alkenyl-C(O)—, alkynyl-C(O)—, substituted alkynyl-C(O)—, aryl-C(O)—, substituted aryl-C(O)—, heteroaryl-C(O)—, substituted heteroaryl-C(O)—, heterocyclic-C(O)—, and substituted heterocyclic-C(O)—;
- wherein sulfonylamino is selected from the group consisting of —SO2NH2, —SO2NR-alkyl, —SO2-substituted alkyl, —SO2NR-alkenyl, —SO2-substituted alkenyl, —SO2NR—alkynyl, —SO2-substituted alkynyl, —SO2NR-aryl, —SO2-substituted aryl, —SO2NR -heteroaryl, —SO2-substituted heteroaryl, —SO2NR-heterocyclic, and —SO2-substituted heterocyclic, where R is H or alkyl, or —SO2NR2, wherein the two R groups are taken together and with the nitrogen atom to which they are attached to form a heterocyclic or substituted heterocyclic ring;
- wherein sulfonyl is selected from the group consisting of —SO2-alkyl, —SO2-substituted alkyl, —SO2-alkenyl, —SO2-substituted alkenyl, —SO2-alkynyl, —SO2-substituted alkynyl, —SO2-aryl, —SO2-substituted aryl, —SO2-heteroaryl, —SO2-substituted heteroaryl, —SO2-heterocyclic, and —SO2-substituted heterocyclic;
- each R8c and R8d is independently H, hydroxyl, C1-C8 alkyl, C1-C8 perhaloalkyl, carboxy, carbonylalkoxy, or is taken together with the carbon to which it is attached and a geminal R8 to form a cycloalkyl moiety or a carbonyl moiety;
- R8e and R8f are taken together with the carbon to which they are attached to form a carbonyl moiety;
- each R10a and R10b is independently H, substituted or unsubstituted C1-C8 alkyl, halo, hydroxyl, alkoxy, cyano, nitro or R10a and R10b are taken together to form a carbonyl moiety or R10a and R10b are taken together with the carbon to which they are attached to form a cycloalkyl moiety;
- and
- Q is a substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted cycloalkenyl or substituted or a unsubstituted heterocyclyl;
- provided that at least one of (i) and (ii) applies:
- (i) R1 is other than isopropyl and (ii) Q is other than a substituted piperazinyl,
- or a salt thereof.
A compound of the Formula (E):
- wherein:
- R1 is H, hydroxyl, nitro, cyano, halo, substituted or unsubstituted C1-C8 alkyl, substituted or unsubstituted C2-C8 alkenyl, substituted or unsubstituted C2-C8 alkynyl, perhaloalkyl, acyl, acyloxy, carbonylalkoxy, substituted or unsubstituted heterocyclyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted aralkyl, C1-C8 perhaloalkoxy, alkoxy, aryloxy, carboxyl, thiol, thioalkyl, substituted or unsubstituted amino, acylamino, aminoacyl, aminocarbonylamino, aminocarbonyloxy, aminosulfonyl, sulfonylamino, sulfonyl or carbonylalkylenealkoxy;
- wherein acyl is selected from the group consisting of H—C(O)—, alkyl-C(O)—, substituted alkyl-C(O)—, alkenyl-C(O)—, substituted alkenyl-C(O)—, alkynyl-C(O)—, substituted alkynyl -C(O)—, aryl-C(O)—, substituted aryl-CO)—, heteroaryl-C(O)—, substituted heteroaryl-C(O)—, heterocyclic-C(O)—, and substituted heterocyclic-C(O)—;
- wherein sulfonylamino is selected from the group consisting of —SO2NH2, —SO2NR-alkyl, —SO2-substituted alkyl, —SO2NR-alkenyl, —SO2-substituted alkenyl, —SO2NR -alkynyl, —SO2-substituted alkynyl, —SO2NR-aryl, —SO2-substituted aryl, —SO2NR-heteroaryl, —SO2-substituted heteroaryl, —SO2NR-heterocyclic, and —SO2-substituted heterocyclic, where R is H or alkyl, or —SO2NR2, wherein the two R groups are taken together and with the nitrogen atom to which they are attached to form a heterocyclic or substituted heterocyclic ring;
- wherein sulfonyl is selected from the group consisting of —SO2-alkyl, —SO2-substituted alkyl, —SO2-alkenyl, —SO2-substituted alkenyl, —SO2-alkynyl, —SO2-substituted alkynyl, —SO2-aryl, —SO2-substituted aryl, —SO2-heteroaryl, —SO2-substituted heteroaryl, —SO2-heterocyclic, and —SO2-substituted heterocyclic;
- each R2a and R2b is independently H, substituted or unsubstituted C1-C8 alkyl, halo, hydroxyl, alkoxy, cyano, nitro or R2a and R2b are taken together to form a carbonyl moiety or R2a and R2b are taken together with the carbon to which they are attached to form a cycloalkyl moiety;
- each R3a and R3b is independently H, substituted or unsubstituted C1-C8 alkyl, halo, hydroxyl, alkoxy, cyano, nitro or R3a and R3b are taken together to form a carbonyl moiety or R3a and R3b are taken together with the carbon to which they are attached to form a cycloalkyl moiety;
- each X7, X8, X9 and X10 is independently CR4;
- m and q are independently 0 or 1;
- each R4 is independently H, hydroxyl, nitro, cyano, halo, C1-C8 perhaloalkyl, carboxy, substituted or unsubstituted C1-C8 alkyl, substituted or unsubstituted C2-C8 alkenyl, substituted or unsubstituted C2-C8 alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, C1-C8 perhaloalkoxy, C1-C8 alkoxy, aryloxy, carboxyl, carbonylalkoxy, thiol, substituted or unsubstituted heterocyclyl, substituted or unsubstituted aralkyl, thioalkyl, substituted or unsubstituted amino, acylamino, aminoacyl, aminocarbonylamino, aminocarbonyloxy, aminosulfonyl, sulfonylamino, sulfonyl, carbonylalkylenealkoxy, alkylsulfonylamino or acyl;
- wherein acyl is selected from the group consisting of H—C(O)—, alkyl-C(O)—, substituted alkyl-C(O)—, alkenyl-C(O)—, substituted alkenyl-C(O)—, alkynyl-C(O)—, substituted alkynyl-C(O)—, aryl-C(O)—, substituted aryl-C(O)—, heteroaryl-C(O)—, substituted heteroaryl-C(O)—, heterocyclic-C(O)—, and substituted heterocyclic-C(O)—;
- wherein sulfonylamino is selected from the group consisting of —SO2NH2, —SO2NR-alkyl, —SO2-substituted alkyl, —SO2NR-alkenyl, —SO2-substituted alkenyl, —SO2NR-alkynyl, —SO2-substituted alkynyl, —SO2NR-aryl, —SO2-substituted aryl, —SO2NR-heteroaryl, —SO2-substituted heteroaryl, —SO2NR-heterocyclic, and —SO2-substituted heterocyclic, where R is H or alkyl, or —SO2NR2, wherein the two R groups are taken together and with the nitrogen atom to which they are attached to form a heterocyclic or substituted heterocyclic ring;
- wherein sulfonyl is selected from the group consisting of —SO2-alkyl, —SO2-substituted alkyl, —SO2-alkenyl, —SO2-substituted alkenyl, —SO2-alkynyl, —SO2-substituted alkynyl, —SO2-aryl, —SO2-substituted aryl, —SO2-heteroaryl, —SO2-substituted heteroaryl, —SO2-heterocyclic, and —SO2-substituted heterocyclic;
- each R8a, R8b, R8c, and R8d is independently H, hydroxyl, C1-C8 alkyl, C1-C8 perhaloalkyl, carboxy, carbonylalkoxy, or is taken together with the carbon to which it is attached and a geminal R8 to form a cycloalkyl moiety or a carbonyl moiety;
- R8e and R8f are taken together with the carbon to which they are attached to form a carbonyl moiety;
- each R10a and R10b is independently H, substituted or unsubstituted C1-C8 alkyl, halo, hydroxyl, alkoxy, cyano, nitro or R10a and R10b are taken together to form a carbonyl moiety or R10a and R10b are taken together with the carbon to which they are attached to form a cycloalkyl moiety;
- and
- Q is a substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted cycloalkenyl or substituted or a unsubstituted heterocyclyl;
- provided that at least one of (i)-(iii) applies:
- (i) Q is a substituted or unsubstituted piperidinyl, (ii) Q is an unsubstituted piperazinyl or a piperazinyl substituted with a branched alkyl group, and (iii) X9 is CR4 where R4 is halo, or a salt thereof.
A compound of the formula (B-1):
- wherein:
- R4 is halo or CH3;
- each X7, X8 and X10 is independently CR4A;
- each R4A is independently H, hydroxyl, nitro, cyano, halo, C1-C8 perhaloalkyl, substituted or unsubstituted C1-C8 alkyl, substituted or unsubstituted C2-C8 alkenyl, substituted or unsubstituted C2-C8 alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, C1-C8 perhaloalkoxy, C1-C8 alkoxy, aryloxy, carboxyl, carbonylalkoxy, thiol, substituted or unsubstituted heterocyclyl, substituted or unsubstituted aralkyl, thioalkyl, substituted or unsubstituted amino, acylamino, aminoacyl, aminocarbonylamino, aminocarbonyloxy, aminosulfonyl, sulfonylamino, sulfonyl, carbonylalkylenealkoxy, alkylsulfonylamino or acyl;
- wherein acyl is selected from the group consisting of H—C(O)—, alkyl-C(O)—, substituted alkyl-C(O)—, alkenyl-C(O)—, substituted alkenyl-C(O)—, alkynyl-C(O)—, substituted alkynyl-C(O)—, aryl-C(O)—, substituted aryl-C(O)—, heteroaryl-C(O)—, substituted heteroaryl-C(O)—, heterocyclic-C(O)—, and substituted heterocyclic-C(O)—;
- wherein sulfonylamino is selected from the group consisting of —SO2NH2, —SO2NR-alkyl, —SO2-substituted alkyl, —SO2NR-alkenyl, —SO2-substituted alkenyl, —SO2NR-alkynyl, —SO2-substituted alkynyl, —SO2NR-aryl, —SO2-substituted aryl, —SO2NR-heteroaryl, —SO2-substituted heteroaryl, —SO2NR-heterocyclic, and —SO2-substituted heterocyclic, where R is H or alkyl, or —SO2NR2, wherein the two R groups are taken together and with the nitrogen atom to which they are attached to form a heterocyclic or substituted heterocyclic ring;
- wherein sulfonyl is selected from the group consisting of —SO2-alkyl, —SO2-substituted alkyl, —SO2-alkenyl, —SO2-substituted alkenyl, —SO2-alkynyl, —SO2-substituted alkynyl, —SO2-aryl, —SO2-substituted aryl, —SO2-heteroaryl, —SO2-substituted heteroaryl, —SO2-heterocyclic, and —SO2-substituted heterocyclic;
- each R8c and R8d is independently H, hydroxyl, C1-C8 alkyl, C1-C8 perhaloalkyl, carboxy, carbonylalkoxy, or are taken together with the carbon to which they are attached to form a cycloalkyl moiety or a carbonyl moiety;
- and
- Q is a substituted or unsubstituted heteroaryl or a substituted or unsubstituted heterocyclyl;
- or a salt thereof.
Dependencies are inferred from the claim text.