The present invention relates to substituted bis-arylsulfonamide and arylsulfonamide compounds of the general formula (I) or the formula (II), which compounds are potentially useful for the prophylaxis and treatment of medical conditions relating to obesity, type II diabetes and/or disorders of the central nervous system
1. A method for the treatment of type II diabetes, the method comprising administering to a subject in need thereof an effective amount of a compound of formula (I)
or a pharmaceutically acceptable salt thereof, wherein
X is
R 1 and R 3 are independently
(a) H
(b) C 1-6 alkyl,
(c) C 1-6 alkoxy,
(d) straight or branched C 1-6 hydroxyalkyl,
(e) straight or branched C 1-6 alkylhalides; or
(f) a group Ar;
Ar is
(a) phenyl,
(b) 1-naphthyl,
(c) 2-naphthyl,
(d) benzyl,
(e) cinnamoyl,
(f) a 5 to 7-membered, partially or completely saturated, heterocyclic ring containing 1 to 4 heteroatoms, selected from oxygen, nitrogen and sulfur, or
(g) a bicyclic ring system consisting of two heterocyclic rings as defined under (f), or a bicyclic ring system consisting of one benzene ring and one heterocyclic ring as defined under (f);
alternatively, R 1 and R 3 are linked to form a group (CH 2 ) 2 O, (CH 2 ) 4 O, or (CH 2 ) 3-5 in formula (Ib);
optionally, the group Ar is substituted with
(a) Y, or
(b) a 5 to 7-membered, partially or completely saturated, heterocyclic ring each containing 1 to 4 heteroatoms selected from oxygen, nitrogen or sulfur;
Y is
(a) H,
(b) halogen,
(c) C 1-6 alkyl,
(d) CF 3 ,
(e) hydroxy,
(f) C 1-6 alkoxy,
(g) C 1-4 alkenyl;
(h) phenyl;
(i) phenoxy,
(j) benzyloxy,
(k) benzoyl,
(l) OCF 3 ,
(m) CN,
(n) straight or branched C 1-6 hydroxyalkyl,
(o) straight or branched C 1-6 alkylhalides,
(p) NH 2 ,
(q) NHR 6 ,
(r) NR 6 R 7 ,
(s) NO 2 ,
(t) —CONR 6 R 7 ,
(u) NHSO 2 R 6 ,
(v) NR 6 COR 7 ,
(x) SO 2 NR 6 R 7 ,
(z) —C(═O)R 6 ,
(aa) —CO 2 R 6 , or
(ab) S(O) n R 6 ; wherein n is 0, 1, 2 or 3;
R 2 and R 4 are independently:
(a) —SO 2 R 1 ,
(b) H,
(c) C 1-6 alkyl,
(d) C 1 -C 3 alkenyl,
(e) C 1 -C 3 alkylaryl,
(f) Ar as defined above for R 1 ,
(g) —C(═O)R 6 ,
(h) —C(O)NR 6 R 7 ,
(i) —C(S)NR 6 R 7 ,
(j) —CO 2 R 6 ;
(k) —C(S)R 6 ;
(l) straight or branched C 1-6 hydroxyalkyl, or
(m) straight or branched C 1-6 alkylhalides;
alternatively, R 2 and R 4 are linked to form a group (CH 2 ) 2 O, (CH 2 ) 4 O, or (CH 2 ) 3-5 in formula (Ia);
R 5 is selected from the group consisting of the following chemical groups:
R 6 and R 7 are independently
(a) H,
(b) C 1-6 alkyl,
(c) C 3-7 cycloalkyl, or
(d) Ar, as defined above for R 1 ;
alternatively, R 6 and R 7 are linked to form a group (CH 2 ) 2 O, (CH 2 ) 4 O or (CH 2 ) 3-5 ;
R 8 is
(a) H, or
(b) C 1-6 alkyl.
2. The method of claim 1 , wherein:
R 1 is a group Ar;
Ar is
(a) phenyl,
(b) 1-naphthyl,
(c) 2-naphthyl, or
(f) a 5 to 7-membered, partially or completely saturated, heterocyclic ring containing 1 to 4 heteroatoms, selected from oxygen, nitrogen and sulfur; the group Ar is substituted with Y, wherein Y is
(a) H,
(b) halogen,
(c) C 1-6 alkyl,
(d) CF 3 ,
(f) C 1-6 alkoxy,
(g) C 1-4 alkenyl;
(h) phenyl;
(l) OCF 3 , or
(n) straight or branched C 1-6 hydroxyalkyl.
3. The method of claim 1 , wherein the group
is attached to the phenyl ring in 2-position and 3-position.
4. The method of claim 1 , wherein R 2 is —SO 2 R 1 .
5. The method of claim 1 , wherein R 3 and R 4 are independently H, methyl or ethyl.
6. The method of claim 1 , wherein R 5 is selected from the group consisting of the following chemical groups:
wherein R 8 is H or methyl.
7. The method of claim 1 , wherein R 6 and R 7 are independently
(a) H,
(b) C 1-6 alkyl,
(c) C 3-7 cycloalkyl, or
(d) Ar.
8. The method of claim 1 , wherein the compound of formula (I) is
N-[2-{ethyl[(3-fluorophenyl)sulfonyl]amino}-4-(4-methyl-1-piperazinyl)phenyl]-3-fluorobenzenesulfonamide,
N-[2-[ethyl(phenylsulfonyl)amino]-4-(4-methyl-1-piperazinyl)phenyl] benzenesulfonamide,
3-fluoro-N-[2-{[(3-fluorophenyl)sulfonyl]amino}-4-(4-methyl-1-piperazinyl) phenyl]benzenesulfonamide,
N-{5-(4-methyl-1-piperazinyl)-2-[(8-quinolinylsulfonyl)amino]phenyl}-7-quinolinesulfonamide,
N-[2-chloro-4-({4-(4-methyl-1-piperazinyl)-2-[(phenylsulfonyl)amino]anilino}sulfonyl)phenyl]acetamide,
3,4-dimethoxy-N-{4-(4-methyl-1-piperazinyl)-2-[(phenylsulfonyl)amino]phenyl}benzenesulfonamide,
3-methoxy-4-methyl-N-{4-(4-methyl-1-piperazinyl)-2-[(phenylsulfonyl)amino]phenyl}benzenesulfonamide,
4-methyl-N-{4-(4-methyl-1-piperazinyl)-2-[(methylsulfonyl)amino]phenyl}benzenesulfonamide,
3,4-dimethoxy-N-{4-(4-methyl-1-piperazinyl)-2-[(methylsulfonyl)amino]phenyl}benzenesulfonamide,
3-cyano-N-{4-(4-methyl-1-piperazinyl)-2-[(methylsulfonyl)amino]phenyl}benzenesulfonamide,
N-{4-(1-piperazinyl)-2-[(phenylsulfonyl)amino]phenyl}-1-naphthalenesulfonamide,
5-(dimethylamino)-N-{4-(1-piperazinyl)-2-[(phenylsulfonyl)amino]phenyl}-1-naphthalenesulfonamide,
N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]-8-quinolinesulfonamide,
2,4,6-trimethyl-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]benzenesulfonamide,
4-methyl-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl] benzenesulfonamide,
N-[2-({[(E)-2-phenylethenyl]sulfonyl}amino)-5-(1-piperazinyl)phenyl]benzenesulfonamide,
2,5-dimethoxy-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl] benzenesulfonamide,
2-methyl-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl] benzenesulfonamide,
2,4-difluoro-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl] benzenesulfonamide,
4-butoxy-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]benzenesulfonamide,
3,5-dimethyl-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]-4-isoxazolesulfonamide,
5-fluoro-2-methyl-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]benzenesulfonamide,
4-(methylsulfonyl)-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]benzenesulfonamide,
2-(methylsulfonyl)-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]benzenesulfonamide,
2-methoxy-4-methyl-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]benzenesulfonamide,
4-methoxy-2-methyl-N-[2-[(phenylsulfonyl)amino]-4-(1-piperazinyl)phenyl]benzenesulfonamide,
N-[2-amino-4-(1-piperazinyl)phenyl]-3-fluorobenzenesulfonamide,
N-[2-(ethylamino)-4-(1-piperazinyl)phenyl]-3-fluorobenzenesulfonamide,
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}benzenesulfonamide hydrochloride
N-(4-(1,4-diazepan-1-yl)-2-{[(3-fluorophenyl)sulfonyl]-amino}phenyl)-3-fluorobenzenesulfonamide hydrochloride
N-{5-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-N-ethylbenzenesulfonamide hydrochloride
N-{5-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}benzenesulfonamide hydrochloride
N-{5-(1,4-diazepan-1-yl)-2-[(ethylsulfonyl)amino]phenyl}benzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}[1,1′-biphenyl]-4-sulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-2,1,3-benzoxadiazole-4-sulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-2-naphthalenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}benzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[methyl(methylsulfonyl)amino]phenyl}benzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-N-methylbenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[methyl(phenylsulfonyl)amino]phenyl}benzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-1-naphthalenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-2-naphthalenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-4-fluorobenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-4-nitrobenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-3-(trifluoromethyl)benzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-2-methylbenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-4-(trifluoromethoxy)benzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-3,5-dimethyl-4-isoxazolesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-3-methoxybenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-4-methylbenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[ethyl(methylsulfonyl)amino]phenyl}-4-methylbenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[ethyl(methylsulfonyl)amino]phenyl}-3,4-dimethoxybenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[ethyl(methylsulfonyl)amino]phenyl}-7-quinolinesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[methyl(methylsulfonyl)amino]phenyl}-4-methylbenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[methyl(methylsulfonyl)amino]phenyl}-1-naphthalenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[methyl(methylsulfonyl)amino]phenyl}-5-(2-pyridinyl)-2-thiophenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-1-naphthalenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-5-(dimethylamino)-1-naphthalenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-8-quinolinesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-2,4,6-trimethylbenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-4-methylbenzenesulfonamide hydrochloride
N-[5-(1,4-diazepan-1-yl)-2-({[(E)-2-phenylethenyl]sulfonyl}amino)phenyl]benzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-2,5-dimethoxybenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-2-methylbenzenesulfonamide hydrochloride
4-butoxy-N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}benzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-3,5-dimethyl-4-isoxazolesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-5-fluoro-2-methylbenzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(phenylsulfonyl)amino]phenyl}-4-(methylsulfonyl)benzenesulfonamide hydrochloride
N-{4-(1,4-diazepan-1-yl)-2-[(methylsulfonyl)amino]phenyl}-N-methylbenzenesulfonamide hydrochloride
N-{5-(1,4-diazepan-1-yl)-2-[methyl(phenylsulfonyl)amino]phenyl}-4-methylbenzenesulfonamide hydrochloride
3-amino-4-(1,4-diazepan-1-yl)-N-(4-methoxyphenyl)benzenesulfonamide hydrochloride
3-amino-4-(1,4-diazepan-1-yl)-N-(3-methoxyphenyl)benzenesulfonamide hydrochloride
3-amino-4-(1,4-diazepan-1-yl)-N-(2-methoxyphenyl)benzenesulfonamide hydrochloride
3-amino-4-(1,4-diazepan-1-yl)-N-(3-fluorophenyl)benzenesulfonamide hydrochloride
3-amino-4-(1,4-diazepan-1-yl)-N-methyl-N-phenylbenzenesulfonamide hydrochloride
3-amino-4-(1,4-diazepan-1-yl)-N-(4-isopropylphenyl)benzenesulfonamide hydrochloride
3-amino-4-(1,4-diazepan-1-yl)-N-(4-methylphenyl)benzenesulfonamide hydrochloride
3-amino-4-(1,4-diazepan-1-yl)-N-(2,5-dimethylphenyl)benzenesulfonamide hydrochloride
3-amino-N-(3-chlorophenyl)-4-(1,4-diazepan-1-yl)benzenesulfonamide hydrochloride
3-amino-N-(2-chlorophenyl)-4-(1,4-diazepan-1-yl)benzenesulfonamide hydrochloride
3-amino-N-(2,4-dichlorophenyl)-4-(1,4-diazepan-1-yl)benzenesulfonamide hydrochloride
3-amino-N-(2-methyl-5-chloro-phenyl)-4-(1,4-diazepan-1-yl)benzenesulfonamide hydrochloride
3-amino-N-(2-methyl-3-chloro-phenyl)-4-(1,4-diazepan-1-yl)benzenesulfonamide hydrochloride
3-amino-N-(4-trifluoro-phenyl)-4-(1,4-diazepan-1-yl)benzenesulfonamide hydrochloride
3-amino-N-(4-fluorophenyl)-4-(1,4-diazepan-1-yl)benzenesulfonamide hydrochloride
3-amino-N-(2-fluorophenyl)-4-(1,4-diazepan-1-yl)benzenesulfonamide hydrochloride
3-amino-4-(4-methyl-1,4-diazepan-1-yl)-N-phenylbenzenesulfonamide hydrochloride
4-(1,4-diazepan-1-yl)-3-nitro-N-phenylbenzenesulfonamide hydrochloride
3-amino-4-(1,4-diazepan-1-yl)-N-phenylbenzenesulfonamide hydrochloride
2-(1,4-diazepan-1-yl)-5-(4-morpholinylsulfonyl)phenylamine hydrochloride
4-(1,4-diazepan-1-yl)-N-phenyl-3-[(phenylsulfonyl)amino]benzenesulfonamide hydrochloride
4-(1,4-diazepan-1-yl)-N-phenyl-3-[(methylsulfonyl)amino]benzenesulfonamide hydrochloride
3-amino-N-(3-chlorophenyl)-4-(4-methyl-1-piperazinyl)benzenesulfonamide hydrochloride
3-amino-N-(2-methoxyphenyl)-4-(4-methyl-1-piperazinyl)benzenesulfonamide hydrochloride
3-amino-N-(2-methoxyphenyl)-4-(1-piperazinyl)benzenesulfonamide hydrochloride
3-amino-N-(2-methoxyphenyl)-4-(3-methyl-1-1piperazinyl)benzenesulfonamide hydrochloride
3-amino-4-(hexahydro-pyrrolo[1,2-α]pyrazin-2-yl)-N-(2-methoxyphenyl)-benzenesulfonamide hydrochloride
3-amino-N -phenyl-4-piperazin-1-yl-benzenesulfonamide hydrochloride
3-amino-4-(3-methyl-piperazin-1-yl)-N-phenyl-benzenesulfonamide hydrochloride
3-amino-4-(4-ethyl-piperazin-1-yl)-N-phenyl-benzenesulfonamide hydrochloride
3-amino-4-(hexahydro-pyrrolo[1,2-a]pyrazin-2-yl)-N-phenyl-benzenesulfonamide hydrochloride
3-amino-4-(5-methyl-2,5-diaza-bicyclo[2.2.1]hept-2-yl)-N-phenyl-benzenesulfonamide hydrochloride
3-amino-4-(trans -2,5-dimethyl-piperazin-1yl)-N-(2methoxy-phenyl)benzenesulfonamide hydrochloride
2-(3-amino-4-[1,4]diazepan-1-yl-benzenesulfonyl)-benzamide diacetic acid
4-[4-(3-fluoro-2-methoxy-phenylsulfamoyl)-2-amino-phenyl]-[1,4]diazepane ditrifluoroacetic acid
2-[1,4]diazepan-1-yl-5-(3,4-dihydro-1H-isoquinoline-2-sulfonyl)-aniline dihydrochioride
4-[4-(3,4-dihydro-2H-quinoline-1-sulfonyl)-2-amino-phenyl]-[1,4]diazepane ditrifluoroacetic acid; or
3-amino-2-chloro-N-naphthalen-1-yl-4-piperazin-1-yl-benzenesulfonamide, hydrochloride.
9. The method of claim 1 , wherein the method comprises administering the compound of formula I, or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable diluent or carrier.
10. A method for the treatment of type II diabetes, the method comprising administering to a subject in need thereof an effective amount of a compound of formula (II)
or a pharmaceutically acceptable salt thereof, wherein
R 9 , R 12 and R 14 are H; or two of R 9 , R 12 and R 14 are H; and the remaining of R 9 , R 12 and R 14 is
(a) —NH 2 ,
(b) —NHR 6 ,
(c) —NR 6 R 7 ,
(d) —N(CO)R 6 ,
(e) —N(CS)R 6 , or
(f) —NO 2 ;
R 10 is a group R 3 ;
R 11 is a group R 1 ;
in which each of R 1 and R 3 , independently, is:
(a) H
(b) C 1-6 alkyl,
(c) C 1-6 alkoxy,
(d) straight or branched C 1-6 hydroxyalkyl,
(e) straight or branched C 1-6 alkylhalides; or
(f) a group Ar;
Ar is
(a) phenyl,
(b) 1-naphthyl,
(c) 2-naphthyl,
(d) benzyl,
(e) cinnamoyl,
(f) a 5 to 7-membered, partially or completely saturated, heterocyclic ring containing 1 to 4 heteroatoms, selected from oxygen, nitrogen and sulfur, or
(g) a bicyclic ring system consisting of two heterocyclic rings as defined under (f), or a bicyclic ring system consisting of one benzene ring and one heterocyclic ring as defined under (f); alternatively, R 1 and R 3 are linked to form a group (CH 2 ) 2 O, (CH 2 ) 4 O, or (CH 2 ) 3-5 in formula (Ib);
optionally, the group Ar is substituted with
(a) Y, or
(b) a 5 to 7-membered, partially or completely saturated, heterocyclic ring each containing 1 to 4 heteroatoms selected from oxygen, nitrogen or sulfur;
Y is
(a) H,
(b) halogen,
(c) C 1-6 alkyl,
(d) CF 3 ,
(e) hydroxy,
(f) C 1-6 alkoxy,
(g) C 1-4 alkenyl;
(h) phenyl;
(i) phenoxy,
(j) benzyloxy,
(k) benzoyl,
(l) OCF 3 ,
(m) CN,
(n) straight or branched C 1-6 hydroxyalkyl,
(o) straight or branched C 1-6 alkylhalides,
(p) NH 2 ,
(q) NHR 6 ,
(r) NR 6 R 7 ,
(s) NO 2 ,
(t) —CONR 6 R 7 ,
(u) NHSO 2 R 6 ,
(v) NR 6 COR 7 ,
(x) SO 2 NR 6 R 7 ,
(z) —C(═O)R 6 ,
(aa) —CO 2 R 6 , or
(ab) S(O) n R 6 ; wherein n is 0, 1, 2 or 3;
R 13 is
(a) homopiperazine,
(b) methylhomopiperazine, or
(c) a group R 5 ; and
R 5 is selected from the group consisting of the following chemical groups:
R 6 and R 7 are independently
(a) H,
(b) C 1-6 alkyl,
(c) C 3-7 cycloalkyl, or
(d) Ar, as defined above for R 1 ;
alternatively, R 6 and R 7 are linked to form a group (CH 2 ) 2 O, (CH 2 ) 4 O or (CH 2 ) 3-5 ;
R 8 is
(a) H, or
(b) C 1-6 alkyl.
11. The method of claim 10 , wherein
R 13 is
(a) homopiperazine,
(b) methylhomopiperazine, or
(c) a group R 5 selected from
and
R 8 is
(a) H, or
(b) C 1-6 alkyl, in particular methyl;
with the proviso that only one of R 9 , R 12 and R 14 is —NH 2 , —NHR 6 , —NR 6 R 7 , —N(CO)R 6 , —N(CS) R 6 , —NO 2 ; the other ones are H.
12. The method of claim 10 , wherein the compound of formula (II) is:
4-chloro-N-[5-(4-methyl-1,4-diazepan-1-yl)-2-nitrophenyl]benzenesulfonamide,
N-[2-amino-5-(1,4-diazepan-1-yl)phenyl]benzenesulfonamide,
N-[2-amino-5-(4-methyl-1,4-diazepan-1-yl)phenyl]benzenesulfonamide,
N-[4-nitro-5-(piperazinyl)phenyl]benzenesulfonamide, or
N-[4-amino-5-(piperazinyl)phenyl]benzenesulfonamide.
13. The method of claim 10 , wherein the method comprises administering the compound of formula II, or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable diluent or carrier.
14. A method for the treatment of type II diabetes, the method comprising administering to a subject in need thereof an effective amount of a compound of formula (I)
or a pharmaceutically acceptable salt thereof, wherein
X is
R 1 and R 3 are independently
(a) H
(b) C 1-6 alkyl,
(c) C 1-6 alkoxy,
(d) straight or branched C 1-6 hydroxyalkyl,
(e) straight or branched C 1-6 alkylhalides; or
(f) a group Ar;
Ar is
(a) phenyl,
(b) 1-naphthyl,
(c) 2-naphthyl,
(d) benzyl,
(e) cinnamoyl,
(f) a 5 to 7-membered, aromatic, partially or completely saturated, heterocyclic ring containing 1 to 4 heteroatoms, selected from oxygen, nitrogen and sulfur, or
(g) a bicyclic ring system consisting of two heterocyclic rings as defined under (f), or a bicyclic ring system consisting of one benzene ring and one heterocyclic ring as defined under (f);
alternatively, R 1 and R 3 are linked to form a group (CH 2 ) 2 O, (CH 2 ) 4 O, or (CH 2 ) 3-5 in formula (Ib);
optionally, the group Ar is substituted with
(a) Y, or
(b) a 5 to 7-membered, partially or completely saturated, heterocyclic ring each containing 1 to 4 heteroatoms selected from oxygen, nitrogen or sulfur;
Y is
(a) H,
(b) halogen,
(c) C 1-6 alkyl,
(d) CF 3 ,
(e) hydroxy,
(f) C 1-6 alkoxy,
(g) C 1-4 alkenyl;
(h) phenyl;
(i) phenoxy,
(j) benzyloxy,
(k) benzoyl,
(l) OCF 3 ,
(m) CN,
(n) straight or branched C 1-6 hydroxyalkyl,
(o) straight or branched C 1-6 alkylhalides,
(p) NH 2 ,
(q) NHR 6 ,
(r) NR 6 R 7 ,
(s) NO 2 ,
(t) —CONR 6 R 7 ,
(u) NHSO 2 R 6 ,
(v) NR 6 COR 7 ,
(x) SO 2 NR 6 R 7 ,
(z) —C(═O)R 6 ,
(aa) —CO 2 R 6 , or
(ab) S(O) n R 6 ; wherein n is 0, 1, 2 or 3;
R 2 and R 4 are independently:
(a) —SO 2 R 1 ,
(b) H,
(c) C 1-6 alkyl,
(d) C 1 -C 3 alkenyl,
(e) C 1 -C 3 alkylaryl,
(f) Ar as defined above for R 1 ,
(g) —C(═O)R 6 ,
(h) —C(O)NR 6 R 7 ,
(i) —C(S)NR 6 R 7 ,
(j) —CO 2 R 6 ;
(k) —C(S)R 6 ;
(l) straight or branched C 1-6 hydroxyalkyl, or
(m) straight or branched C 1-6 alkylhalides;
alternatively, R 2 and R 4 are linked to form a group (CH 2 ) 2 O, (CH 2 ) 4 O, or (CH 2 ) 3-5 in formula (Ia);
R 5 is selected from the group consisting of the following chemical groups:
R 6 and R 7 are independently
(a) H,
(b) C 1-6 alkyl,
(c) C 3-7 cycloalkyl, or
(d) Ar, as defined above for R 1 ;
alternatively, R 6 and R 7 are linked to form a group (CH 2 ) 2 O, (CH 2 ) 4 O or (CH 2 ) 3-5 ;
R 8 is
(a) H, or
(b) C 1-6 alkyl.
15. The method of claim 14 , wherein Ar is a 5 to 7-membered aromatic heterocyclic ring containing 1 to 4 heteroatoms, selected from oxygen, nitrogen and sulfur.
16. The method of claim 14 , wherein Ar is isoxazolyl, benzoxadiazolyl, quinolinyl, or thienyl.