Method for treating diseases associated with alterations in cellular integrity using rho kinase inhibitor compounds

Abstract

This invention is directed to methods of preventing or treating diseases or conditions associated with alterations in cellular integrity including alterations in endothelial permeability, excessive cell proliferation or tissue remodeling. Particularly, this invention is directed to methods of treating diabetic nephropathy, malaria, or cancer. The method comprises identifying a subject in need of the treatment, and administering to the subject an effective amount of a novel rho kinase inhibitor compound to treat the disease.

What is claimed: 
     
         1 . A method of treating diabetic nephropathy, malaria, or cancer; the method comprises the steps of first identifying a subject suffering from diabetic nephropathy, malaria, or cancer, then administering to the subject an effective amount of a compound of Formula II to treat diabetic nephropathy, malaria, or cancer; 
       
         
           
           
               
               
           
         
       
       wherein: 
       Q is C═O, SO 2 , or (CR 4 R 5 ) n3 ; 
       n 1  is 1, 2, or 3; 
       n 2  is for 2; 
       n 3  is 0, 1, 2, or 3; 
       wherein the ring represented by 
       
         
           
           
               
               
           
         
       
       is optionally substituted by alkyl, halo, oxo, OR 6 , NR 6 R 7 , or SR 6 ; R 2  is R 2 -1: 
       
         
           
           
               
               
           
         
       
       Ar is a monocyclic or bicyclic aryl or heteroaryl ring; 
       X is from 1 to 3 substituents on Ar, and each is independently selected from the group consisting of OR B , NR 8 R 9 , SR 8 , SOR B , SO 2 R 8 , SO 2 NR 8 R 9 , NR 8 SO 2 R 9 , CONR 8 R 9 , NR 8 C(═O)R 9 , NR 8 C(═O)OR 9 , OC(═O)NR 8 R 9 , and NR 8 C(═O)NR 9 R 10 , 
       R 3 -R 7  are independently H, alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, cycloalkylalkyl, cycloalkylalkenyl, or cycloalkylalkynyl, optionally substituted; 
       R 8  is H, alkyl, alkenyl, alkynyl, aryl, arylalkyl, arylalkenyl, arylalkynyl, cycloalkyl, cycloalkenyl, cycloalkylalkyl, cycloalkylalkenyl, cycloalkylalkynyl, heteroaryl, heteroarylalkyl, heteroarylalkenyl, heteroarylalkynyl, (heterocycle)alkyl, (heterocycle)alkenyl, (heterocycle)alkynyl, or heterocycle; optionally substituted by one or more halogen or heteroatom-containing substituents selected from the group consisting of OR 11 , NR 11 R 12 , NO 2 , SR 11 , SOR 11 , SO 2 R 11 , SO 2 NR 11 R 12 , NR 11 SO 2 R 12 , OCF 3 , CONR 11 R 12 , NR 11 C(═O)R 12 , NR 11 C(═O)OR 12 , OC(═O)NR 11 R 12 , and NR 11 C(═O)NR 12 R 13 ; 
       R 9  and R 10  are independently H, alkyl, alkenyl, alkynyl, aryl, arylalkyl, arylalkenyl, arylalkynyl, cycloalkyl, cycloalkenyl, cycloalkylalkyl, cycloalkylalkenyl, cycloalkylalkynyl, heteroaryl, heteroarylalkyl, heteroarylalkenyl, heteroarylalkynyl, (heterocycle)alkyl, (heterocycle)alkenyl, (heterocycle)alkynyl, or heterocycle; optionally substituted by one or more halogen or heteroatom-containing substituents selected from the group consisting of OR 14 , NR 14 R 15 , NO 2 , SR 14 , SOR 14 , SO 2 R 14 , SO 2 NR 14 R 15 , NR 14 SO 2 R 15 , OCF 3 , CONR 14 R 15 , NR 14 C(═O)R 15 , NR 14 C(═O)OR 15 , OC(═O)NR 14 R 15 , and NR 14 C(═O)NR 15 R 16 ; 
       wherein any two of the groups R 8 , R 9  and R 10  are optionally joined with a link selected from the group consisting of bond, —O—, —S—, —SO—, —SO 2 —, and —NR 17 — to form a ring; 
       R 11 -R 17  are independently H, alkyl, alkenyl, alkynyl, aryl, arylalkyl, arylalkenyl, arylalkynyl, cycloalkyl, cycloalkenyl, cycloalkylalkyl, cycloalkylalkenyl, cycloalkylalkynyl, heteroaryl, heteroarylalkyl, heteroarylalkenyl, heteroarylalkynyl, (heterocycle)alkyl, (heterocycle)alkenyl, (heterocycle)alkynyl, or heterocycle; 
       with the first proviso that if X is acyclic and is connected to Ar by a carbon atom, then X contains at least one nitrogen or sulfur atom, 
       with the second proviso that if X is acyclic and is connected to Ar by an oxygen or nitrogen atom, then X contains at least one additional oxygen, nitrogen or sulfur atom. 
     
     
         2 . The method according to  claim 1 , wherein said compound of Formula II is a compound of Formula IIb or IIc: 
       
         
           
           
               
               
           
         
         wherein Ar is phenyl, a 6,5-fused bicyclic heteroaryl ring, or a 6,6-fused bicyclic heteroaryl ring; Ar is substituted by 1 or 2 substituents X, and Q is CH 2 . 
       
     
     
         3 . The method according to  claim 2 , wherein Ar is 3-substituted phenyl; 4-substituted phenyl; 3,4-disubstituted phenyl; or 2,3-disubstituted phenyl. 
     
     
         4 . The method according to  claim 2 , wherein Ar is benzofuran, benzothiophene, indole, and benzimidazole. 
     
     
         5 . The method of  claim 1 , wherein Ar is phenyl. 
     
     
         6 . The method of  claim 1 , wherein Q is CH 2 . 
     
     
         7 . The method of  claim 1 , wherein X is OR 8 , or NR 8 SO 2 R 9 . 
     
     
         8 . The method of  claim 7 , wherein R 8  is H, alkyl, arylalkyl, cycloalkylalkyl, optionally substituted with OR 11 , NR 11 SO 2 R 12 , or CONR 11 R 12 . 
     
     
         9 . The method according to  claim 1 , wherein said compound is Compound 1.074, which is (R)—N-(1-(4-(methylthio)benzyl)piperidin-3-yl)-1H-indazol-5-amine; Compound 1.075, which is (S)—N-(1-(4-(methylthio)benzyl)piperidin-3-yl)-1H-indazol-5-amine; Compound 1.091, which is (S)—N-(3-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)phenyl)methane sulfonamide; Compound 1.093, which is (R)—N-(3-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)phenyl)methanesulfonamide; Compound 1.123, which is (R)—N-(3-(3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)phenyl)ethanesulfonamide; Compound 1.124, which is (S)—N-(3-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)phenyl)ethane sulfonamide; Compound 1.126, which is (R)-2-(3-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)phenoxy)-N-(pyridin-3-yl)acetamide; Compound 1.152, which is (S)-2-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenoxy)ethanol; Compound 1.157, which is (S)—N-(1-(3-(methylsulfonylmethyl)benzyl)piperidin-3-yl)-1H-indazol-5-amine; Compound 1.158, which is (S)—N-(1-(3-(methylthio)benzyl)piperidin-3-yl)-1H-indazol-5-amine; Compound 1.161, which is (R)-2-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenoxy)ethanol; 
       Compound 1.195, which is (S)-2-(3-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)phenoxy)acetamide; Compound 1.200, which is (S)-ethyl 2-(3-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)phenoxy)acetate; Compound 1.212, which is (R)—N-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-chlorophenyl)methanesulfonamide; Compound 1.213, which is (S)—N-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-chlorophenyl)methanesulfonamide; Compound 1.215, which is (S)-3-(3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)benzenesulfonamide; Compound 1.219, which is (S)-3-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)benzamide; Compound 1.233, which is (S)—N-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenyl)methanesulfonamide; Compound 1.236, which is (S)—N-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenyl)butane-1-sulfonamide; Compound 1.237, which is (S)—N-(2-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-5-methylphenyl)-N,N dimethylaminosulfamide; Compound 1.238, which is (S)—N-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenyl)propane-1-sulfonamide; Compound 1.239, which is (S)—N-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenyl)-4-methylbenzenesulfonamide; Compound 1.249, which is (R)-3-(3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)benzenesulfonamide; Compound 1.253, which is (S)—N-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenyl)ethanesulfonamide; Compound 1.258, which is (R)—N-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenyl)methanesulfonamide; Compound 1.259, which is (R)—N-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenyl)ethanesulfonamide; Compound 1.260, which is (R)—N-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenyl)-4-methylbenzenesulfonamide; Compound 1.261, which is (S)—N-(3-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)phenyl)-N,N dimethylaminosulfamide; Compound 1.262, which is (R)—N-(2-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-5-methylphenyl)-N,N dimethylaminosulfamide; Compound 1.270, which is (S)—N-(3-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)phenyl)piperidine-1-sulfonamide; Compound 1.275, which is (S)—N-(3-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenyl)-N,N dimethylaminosulfamide; or Compound 1.281, which is (R)-2-(5-((3-(1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenyl1H-indazol-5-ylamino)piperidin-1-yl)methyl)-2-methylphenoxy)acetamide. 
     
     
         10 . The method according to  claim 1 , wherein said cancer is lung cancer, breast cancer, gastric cancer, or ovarian cancer. 
     
     
         11 . The method according to  claim 1 , wherein said method treats diabetic nephropathy.