US 8,008,300 B2Granted

Therapeutic agents useful for treating pain

AssigneePurdue Pharma L.P.

InventorsQun Sun, Laykea Tafesse, Sam Victory

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Abstract

A compound of formula: wherein Ar1, A, R3, x, and m are as disclosed herein and Ar2 is a benzothiazolyl, benzooxazolyl, or benzoimidazolyl group or a pharmaceutically acceptable salt thereof (a “Benzoazolylpiperazine Compound”), compositions comprising a Benzoazolylpiperazine Compound, and methods for treating or preventing pain, UI, an ulcer, IBD, IBS, an addictive disorder, Parkinson's disease, parkinsonism, anxiety, epilepsy, stroke, a seizure, a pruritic condition, psychosis, a cognitive disorder, a memory deficit, restricted brain function, Huntington's chorea, amyotrophic lateral sclerosis, dementia, retinopathy, a muscle spasm, a migraine, vomiting, dyskinesia, or depression in an animal comprising administering to an animal in need thereof an effective amount of a Benzoazolylpiperazine Compound are disclosed.

Claims54

Dependent claims

A compound of formula:

or a pharmaceutically acceptable salt thereof, wherein:
Ar1 is
A is
R1 is —H, -halo, —(C1-C6)alkyl, —NO2, —CN, —OH, —OCH3, —NH2, —C(halo)3, —CH(halo)2, or —CH2(halo);
each R2 is independently:
(a) -halo, —CN, —OH, —O(C1-C6)alkyl, —NO2, or —NH2;
(b) —(C1-C10)alkyl, —(C2-C10)alkenyl, —(C2-C10)alkynyl, —(C3-C10)cycloalkyl, —(C8-C14)bicycloalkyl, —(C8-C14)tricycloalkyl, —(C5-C10)cycloalkenyl, —(C8-C14)bicycloalkenyl, —(C8-C14)tricycloalkenyl, -(3- to 7-membered)heterocycle, or -(7- to 10-membered)bicycloheterocycle, each of which is unsubstituted or substituted with one or more R5 groups;
or
(c) -phenyl, -naphthyl, —(C14)aryl, or -(5- to 10-membered)heteroaryl, each of which is unsubstituted or substituted with one or more R6 groups;
each R3 is independently:
(a) -halo, —CN, —OH, —O(C1-C6)alkyl, —NO2, or —NH2;
(b) —(C1-C10)alkyl, —(C2-C10)alkenyl, —(C2-C10)alkynyl, —(C3-C10)cycloalkyl, —(C8-C14)bicycloalkyl, —(C8-C14)tricycloalkyl, —(C5-C10)cycloalkenyl, —(C8-C14)bicycloalkenyl, —(C8-C14)tricycloalkenyl, -(3- to 7-membered)heterocycle, or -(7- to 10-membered)bicycloheterocycle, each of which is unsubstituted or substituted with one or more R5 groups;
or
(c) -phenyl, -naphthyl, —(C14)aryl, or -(5- to 10-membered)heteroaryl, each of which is unsubstituted or substituted with one or more R6 groups;
R4 is —H or —(C1-C6)alkyl;
each R5 is independently —CN, —OH, -halo, —N3, —NO2, —N(R7)2, —CH═NR7, —NR7OH, —OR7, —COR7, —C(O)OR7, —OC(O)R7, —OC(O)OR7, —SR7, —S(O)R7, or —S(O)2R7;
each R6 is independently —(C1-C6)alkyl, —(C2-C6)alkenyl, —(C2-C6)alkynyl, —(C3-C8)cycloalkyl, —(C5-C8)cycloalkenyl, -phenyl, —(C3-C5)heterocycle, —C(halo)3, —CH(halo)2, —CH2(halo), —CN, —OH, -halo, —N3, —NO2, —N(R7)2, —CH═NR7, —NR7OH, —OR7, —COR7, —C(O)OR7, —OC(O)R7, —OC(O)OR7, —SR7, —S(O)R7, or —S(O)2R7;
each R7 is independently —H, —(C1-C6)alkyl, —(C2-C6)alkenyl, —(C2-C6)alkynyl, —(C3-C8)cycloalkyl, —(C5-C8)cycloalkenyl, -phenyl, —(C3-C5)heterocycle, —C(halo)3, —CH2(halo), or —CH(halo)2;
R8 and R9 are each independently —H, —(C1-C6)alkyl, —(C2-C6)alkenyl, —(C2-C6)alkynyl, —(C3-C8)cycloalkyl, —(C5-C8)cycloalkenyl, -phenyl, —C(halo)3, —CH(halo)2, —CH2(halo), —CN, —OH, -halo, —N3, —N(R7)2, —CH═NR7, —NR7OH, —OR7, —COR7, —C(O)OR7, —OC(O)R7, —OC(O)OR7, —SR7, —S(O)R7, or —S(O)2R7;
each -halo is —F, —Cl, —Br, or —I;
p is an integer ranging from 0 to 2;
m is 0 or 1;
and
x is 0 or 1.

21 more elements

A compound of formula:

or a pharmaceutically acceptable salt thereof, wherein:
Ar1 is
R1 is —Cl, —Br, —I, —(C1-C6)alkyl, —NO2, —CN, —OH, —OCH3, —NH2, —C(halo)3, —CH(halo)2, or —CH2(halo);
each R2 is independently:
(a) -halo, —CN, —OH, —O(C1-C6)alkyl, —NO2, or —NH2;
(b) —(C1-C10)alkyl, —(C2-C10)alkenyl, —(C2-C10)alkynyl, —(C3-C10)cycloalkyl, —(C8-C14)bicycloalkyl, —(C8-C14)tricycloalkyl, —(C5-C10)cycloalkenyl, —(C8-C14)bicycloalkenyl, —(C8-C14)tricycloalkenyl, -(3- to 7-membered)heterocycle, or -(7- to 10-membered)bicycloheterocycle, each of which is unsubstituted or substituted with one or more R5 groups;
or
(c) -phenyl, -naphthyl, —(C14)aryl, or -(5- to 10-membered)heteroaryl, each of which is unsubstituted or substituted with one or more R6 groups;
each R3 is independently:
(a) -halo, —CN, —OH, —O(C1-C6)alkyl, —NO2, or —NH2;
(b) —(C1-C10)alkyl, —(C2-C10)alkenyl, —(C2-C10)alkynyl, —(C3-C10)cycloalkyl, —(C8-C14)bicycloalkyl, —(C8-C14)tricycloalkyl, —(C5-C10)cycloalkenyl, —(C8-C14)bicycloalkenyl, —(C8-C14)tricycloalkenyl, -(3- to 7-membered)heterocycle, or -(7- to 10-membered)bicycloheterocycle, each of which is unsubstituted or substituted with one or more R5 groups;
or
(c) -phenyl, -naphthyl, —(C14)aryl, or -(5- to 10-membered)heteroaryl, each of which is unsubstituted or substituted with one or more R6 groups;
each R5 is independently —CN, —OH, -halo, —N3, —NO2, —N(R7)2, —CH═NR7, —NR7OH, —OR7, —COR7, —C(O)OR7, —OC(O)R7, —OC(O)OR7, —SR7, —S(O)R7, or —S(O)2R7;
each R6 is independently —(C1-C6)alkyl, —(C2-C6)alkenyl, —(C2-C6)alkynyl, —(C3-C8)cycloalkyl, —(C5-C8)cycloalkenyl, -phenyl, —(C3-C5)heterocycle, —C(halo)3, —CH(halo)2, —CH2(halo), —CN, —OH, -halo, —N3, —NO2, —N(R7)2, —CH═NR7, —NR7OH, —OR7, —COR7, —C(O)OR7, —OC(O)R7, —OC(O)OR7, —SR7, —S(O)R7, or —S(O)2R7;
each R7 is independently —H, —(C1-C6)alkyl, —(C2-C6)alkenyl, —(C2-C6)alkynyl, —(C3-C8)cycloalkyl, —(C5-C8)cycloalkenyl, -phenyl, —(C3-C5)heterocycle, —C(halo)3, —CH2(halo), or —CH(halo)2;
R8 and R9 are each independently —H, —(C1-C6)alkyl, —(C2-C6)alkenyl, —(C2-C6)alkynyl, —(C3-C8)cycloalkyl, —(C5-C8)cycloalkenyl, -phenyl, —C(halo)3, —CH(halo)2, —CH2(halo), —CN, —OH, -halo, —N3, —N(R7)2, —CH═NR7, —NR7OH, —OR7, —COR7, —C(O)OR7, —OC(O)R7, —OC(O)OR7, —SR7, —S(O)R7, or —S(O)2R7;
R10 is —(C1-C4)alkyl;
each -halo is —F, —Cl, —Br, or —I;
p is an integer ranging from 0 to 2;
and
m is 0 or 1.

19 more elements

A compound of formula:

or a pharmaceutically acceptable salt thereof, wherein:
Ar1 is
A is
R1 is —H, -halo, —(C1-C6)alkyl, —NO2, —CN, —OH, —OCH3, —NH2, —C(halo)3, —CH(halo)2, or —CH2(halo);
each R2 is independently:
(a) -halo, —CN, —OH, —O(C1-C6)alkyl, —NO2, or —NH2;
(b) —(C1-C10)alkyl, —(C2-C10)alkenyl, —(C2-C10)alkynyl, —(C3-C10)cycloalkyl, —(C8-C14)bicycloalkyl, —(C8-C14)tricycloalkyl, —(C5-C10)cycloalkenyl, —(C8-C14)bicycloalkenyl, —(C8-C14)tricycloalkenyl, or -(7- to 10-membered)bicycloheterocycle, each of which is unsubstituted or substituted with one or more R5 groups;
or
(c) -phenyl, -naphthyl, or —(C14)aryl, each of which is unsubstituted or substituted with one or more R6 groups;
each R3 is independently:
(a) -halo, —CN, —OH, —O(C1-C6)alkyl, —NO2, or —NH2;
(b) —(C1-C10)alkyl, —(C2-C10)alkenyl, —(C2-C10)alkynyl, —(C3-C10)cycloalkyl, —(C8-C14)bicycloalkyl, —(C8-C14)tricycloalkyl, —(C5-C10)cycloalkenyl, —(C8-C14)bicycloalkenyl, —(C8-C14)tricycloalkenyl, -(3- to 7-membered)heterocycle, or -(7- to 10-membered)bicycloheterocycle, each of which is unsubstituted or substituted with one or more R5 groups;
or
(c) -phenyl, -naphthyl, —(C14)aryl, or -(5- to 10-membered)heteroaryl, each of which is unsubstituted or substituted with one or more R6 groups;
R4 is —H or —(C1-C6)alkyl;
each R5 is independently —CN, —OH, -halo, —N3, —NO2, —N(R7)2, —CH═NR7, —NR7OH, —OR7, —COR7, —C(O)OR7, —OC(O)R7, —OC(O)OR7, —SR7, —S(O)R7, or —S(O)2R7;
each R6 is independently —(C1-C6)alkyl, —(C2-C6)alkenyl, —(C2-C6)alkynyl, —(C3-C8)cycloalkyl, —(C5-C8)cycloalkenyl, -phenyl, —(C3-C5)heterocycle, —C(halo)3, —CH(halo)2, —CH2(halo), —CN, —OH, -halo, —N3, —NO2, —N(R7)2, —CH═NR7, —NR7OH, —OR7, —COR7, —C(O)OR7, —OC(O)R7, —OC(O)OR7, —SR7, —S(O)R7, or —S(O)2R7;
each R7 is independently —H, —(C1-C6)alkyl, —(C2-C6)alkenyl, —(C2-C6)alkynyl, —(C3-C8)cycloalkyl, —(C5-C8)cycloalkenyl, -phenyl, —(C3-C5)heterocycle, —C(halo)3, —CH2(halo), or —CH(halo)2;
R8 and R9 are each independently —H, —(C1-C6)alkyl, —(C2-C6)alkenyl, —(C2-C6)alkynyl, —(C3-C8)cycloalkyl, —(C5-C8)cycloalkenyl, -phenyl, —C(halo)3, —CH(halo)2, —CH2(halo), —CN, —OH, -halo, —N3, —N(R7)2, —CH═NR7, —NR7OH, —OR7, —COR7, —C(O)OR7, —OC(O)R7, —OC(O)OR7, —SR7, —S(O)R7, or —S(O)2R7;
each -halo is —F, —Cl, —Br, or —I;
p is an integer ranging from 0 to 2;
m is 0 or 1;
and
x is 0 or 1.

21 more elements

Dependencies are inferred from the claim text.

Facts

Application: 12/499,480Filed 8 Jul 2009 · division
Priority: 24 Dec 2002
Published: US 2010/0004254 A17 Jan 2010
Granted: 30 Aug 2011
Term ends: Not estimatedThe source records don’t support an estimate.

Classification33 codes

C07D 417/12
Containing two hetero rings: linked by a chain containing hetero atoms as chain links
A61K 31/495
Having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins: having six-membered rings with two or more nitrogen atoms as the only ring…
A61P 1/00
Drugs for disorders of the alimentary tract or the digestive system
A61P 1/04
Drugs for disorders of the alimentary tract or the digestive system: for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of…

Family

Application60/435,917Us provisional application · filed 24 Dec 2002
Application60/459,626Us provisional application · filed 3 Apr 2003
Application60/473,856Us provisional application · filed 29 May 2003
Application10/739,190Parent of this division · filed 19 Dec 2003
US 2010/0004254 A1Pre-grant publication · published 7 Jan 2010
US 7,582,635 B2Parent of this division
US 2004/0186111 A1Published application
US 8,008,300 B2This patent

From the US filing history. Foreign family members aren’t listed.