Muscarinic receptor antagonists

A compound selected from the group consisting of

• 3-(4-Bromobenzyl)-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 1);
• 1-[2-({(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2,3-dimethyl-1H-imidazol-3-ium iodide (Compound No. 2);
• 1-(2-{[Cycloheptyl(hydroxy)phenylacetyl]oxy}ethyl)-2-methyl-3-(4-methylbenzyl)-1H-imidazol-3-ium bromide (Compound No. 3);
• 1-[2-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-3-(4-methylbenzyl)-1H-imidazol-3-ium bromide (Compound No. 4);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2,3-dimethyl-1H-imidazol-3-ium iodide (Compound No. 5);
• 1-(3-{[Cycloheptyl(hydroxy)phenylacetyl]oxy}propyl)-2,3-dimethyl-1H-imidazol-3-ium iodide (Compound No. 6);
• 1-(3-{[Cycloheptyl(hydroxy)phenylacetyl]oxy}propyl)-2-methyl-3-(4-methylbenzyl)-1H-imidazol-3-ium bromide (Compound No. 7);
• 3-(4-Bromobenzyl)-1-(3-{[cycloheptyl(hydroxy)phenylacetyl]oxy}propyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 8);
• 3-(4-Bromobenzyl)-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 9);
• 1-[2-({(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-3-(4-methylbenzyl)-1H-imidazol-3-ium bromide (Compound No. 10);
• 1-[2-({(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-3-(4-fluorobenzyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 11);
• 3-[2-(1,3-Benzodioxol-5-yl)ethyl]-1-(3-[cycloheptyl(hydroxy)phenylacetyl]oxy}propyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 12);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-(4-fluorobenzyl)-2-methyl-1H-imidazol-3-ium (Compound No. 13);
• 1-(3-{[Cycloheptyl(hydroxy)phenylacetyl]oxy}propyl)-3-(4-fluorobenzyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 14);
• 3-(4-Bromobenzyl)-1-[2-({(2R)-2-[(1S)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 15);
• 3-(4-Fluorobenzyl)-1-[2-({(2R)-2-[(1S)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 16);
• 3-Benzyl-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium chloride (Compound No. 17);
• 3-Benzyl-1-[2-({(2R)-2-[(1S)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 18);
• 1-[2-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 19);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-isopropyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 20);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-ethyl-2-methyl-1H-imidazol-3-ium iodide (Compound No. 21);
• 3-(Cyclopropylmethyl)-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl]oxy)propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 22);
• 3-(Cyclohexylmethyl)-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 23);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-[4-(trifluoromethyl)benzyl]-1H-imidazol-3-ium chloride (Compound No. 24);
• 3-(4-Chlorobenzyl)-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-1H-imidazol-3-ium chloride (Compound No. 25);
• 3-(3-Bromobenzyl)-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl]oxy)propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 26);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-(4-fluorobenzyl)-2-methyl-1H-imidazol-3-ium chloride (Compound No. 27);
• 3-Benzyl-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-1H-imidazol-3-ium chloride (Compound No. 28);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-(2-phenylethyl)-1H-imidazol-3-ium bromide (Compound No. 29);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 30);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-(4-fluorobenzyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 31);
• 3-Benzyl-1-{3-[2-cycloheptyl(hydroxy)phenylacetoxy]propyl}-2-methyl-1H-imidazol-3-ium chloride (Compound No. 32);
• 1-(3-{[2-Cycloheptyl(hydroxy)phenylacetyl]oxy}propyl)-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 33);
• 1-[44 {(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)butyl]-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 34);
• 3-Benzyl-1-[44 {(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)butyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 35);
• 3-Benzyl-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 36);
• 3-Benzyl-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-1H-imidazol-3-ium chloride (Compound No. 37);
• 1-[44 {(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)butyl]-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 38);
• 3-Benzyl-1-[44 {(2R)-2-[(1R)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)butyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 39);
• 3-(4-tert-Butylbenzyl)-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 40);
• 3-(Biphenyl-4-ylmethyl)-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 41);
• 3-(2,5-Difluorobenzyl)-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 42);
• 3-(2,4-Difluorobenzyl)-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 43);
• 3-(3,5-Difluorobenzyl)-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 44);
• 3-(3,4-Difluorobenzyl)-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 45);
• 1-{3-[2-Cyclopentyl(hydroxy)phenylacetoxy]propyl}-2-methyl-3-(pyridin-4-ylmethyl)-1H-imidazol-3-ium bromide (Compound No. 46);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-(1-ethylpropyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 47);
• 3-(1,3-Benzodioxol-5-ylmethyl)-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 48);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-propyl-1H-imidazol-3-ium bromide (Compound No. 49);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-isobutyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 50);
• 3-Butyl-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 51);
• 1-{2-[2-Hydroxy(phenyl)-2-thienylacetoxy]ethyl}-2-methyl-3-(2-phenylethyl)-1H-imidazol-3-ium bromide (Compound No. 52);
• 3-(Cyclopropylmethyl)-1-{2-[2-hydroxy(phenyl)-2-thienylacetoxy]ethyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 53);
• 3-Benzyl-1-{2-[2-hydroxy(phenyl)-2-thienylacetoxy]ethyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 54);
• 1-{2-[2-Hydroxy(phenyl)-2-thienylacetoxy]ethyl}-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 55);
• 3-(Cyclopropylmethyl)-1-(2-{2-hydroxy[bis(3-methylphenyl)]acetoxy}ethyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 56);
• 1-(2-{2-Hydroxy[bis(3-methylphenyl)]acetoxy}ethyl)-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 57);
• 3-Benzyl-1-(2-{2-hydroxy[bis(3-methylphenyl)]acetoxy}ethyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 58);
• 1-{2-[2,2-Bis(4-fluorophenyl)(hydroxy)acetoxy]ethyl}-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 59);
• 3-Benzyl-1-{2-[2,2-h]s (4-fluorophenyl)(hydroxy)acetoxy]ethyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 60);
• 1-{2-[2,2-Bis(4-fluorophenyl)(hydroxy)acetoxy]ethyl}-3-(cyclopropylmethyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 61);
• 3-Benzyl-1-{3-[2,2-bis(4-fluorophenyl)(hydroxy)acetoxy]propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 62);
• 1-{3-[2,2-bis(4-Fluorophenyl)(hydroxy)acetoxy]propyl}-3-(cyclopropylmethyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 63);
• 1-{3-[2,2-bis(4-Fluorophenyl)(hydroxy)acetoxy]propyl}-3-ethyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 64);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-(3-phenoxypropyl)-1H-imidazol-3-ium bromide (Compound No. 65);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-(3-phenoxypropyl)-1H-imidazol-3-ium bromide (Compound No. 66);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-propyl-1H-imidazol-3-ium bromide (Compound No. 67);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-isopropyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 68);
• 3-(Cyclopropylmethyl)-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl]oxy)propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 69);
• 3-(Cyclohexylmethyl)-1-[3-({(2R)-2-[(1R)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl]oxy)propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 70);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-(2-phenylethyl)-1H-imidazol-3-ium bromide (Compound No. 71);
• 1-[3-({(2R)-2-[(1R)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 72);
• 1-{3-[2,2-bis(4-Fluorophenyl)(hydroxy)acetoxy]propyl}-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 73);
• 3-(4-Bromobenzyl)-1-(3-{2-hydroxy {bis(3-methylphenyl)]acetoxy}propyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 74);
• 3-Benzyl-1-(3-{2-hydroxy {bis(3-methylphenyl)]acetoxy}propyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 75);
• 3-(Cyclopropylmethyl)-1-(3-{2-hydroxy[bis(3-methylphenyl)]acetoxy}propyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 76);
• 3-Ethyl-1-(3-{2-hydroxy[bis(3-methylphenyl)]acetoxy}propyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 77);
• 1-(3-{2-Hydroxy[bis(3-methylphenyl)]acetoxy}propyl)-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 78);
• 3-(4-Bromobenzyl)-1-{3-[2-hydroxy(phenyl)-2-thienylacetoxy]propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 79);
• 3-Benzyl-1-{3-[2-hydroxy(phenyl)-2-thienylacetoxy]propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 80);
• 3-(Cyclopropylmethyl)-1-{3-[2-hydroxy(phenyl)-2-thienylacetoxy]propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 81);
• 3-Ethyl-1-{3-[2-hydroxy(phenyl)-2-thienylacetoxy]propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 82);
• 1-{3-[2-Hydroxy(phenyl)-2-thienylacetoxy]propyl}-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 83);
• 1-[2-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-3-(3-phenoxypropyl)-1H-imidazol-3-ium bromide (Compound No. 84);
• 3-(Cyclopropylmethyl)-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 85);
• 3-Butyl-1-[2-({(2R)-2-[(1R)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 86);
• 1-[2-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-3-propyl-1H-imidazol-3-ium bromide (Compound No. 87);
• 1-[2-({(2R)-2-[(1R)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-3-ethyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 88);
• 3-Benzyl-1-{2-[2-hydroxy(di-2-thienyl)acetoxy]ethyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 89);
• 3-(Cyclopropylmethyl)-1-{2-[2-hydroxy(di-2-thienyl)acetoxy]ethyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 90);
• 3-Ethyl-1-{2-[2-hydroxy(di-2-thienyl)acetoxy]ethyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 91);
• 1-{2-[2-Hydroxy(di-2-thienyl)acetoxy]ethyl}-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 92);
• 1-{3-[2-Hydroxy(di-2-thienyl)acetoxy]propyl}-2-methyl-3-(2-phenylethyl)-1H-imidazol-3-ium bromide (Compound No. 93);
• 1-{3-[2-Hydroxy(di-2-thienyl)acetoxy]propyl}-2-methyl-3-(3-phenoxypropyl)-1H-imidazol-3-ium bromide (Compound No. 94);
• 3-Butyl-1-{3-[2-hydroxy(di-2-thienyl)acetoxy]propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 95);
• 3-Ethyl-1-{3-[2-hydroxy(di-2-thienyl)acetoxy]propyl}-2-methyl-1H-imidazol-3-ium bromide (Compound No. 96);
• 1-{3-[2-Hydroxy(di-2-thienyl)acetoxy]propyl}-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 97);
• 1-(3-{[(2R)-2-Hydroxy-2-phenyl-2-{(1S)-3-[(phenylsulfonyl)amino]cyclopentyl}acetyl]oxy}propyl)-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 98);
• 3-Benzyl-1-(3-{[(2R)-2-hydroxy-2-phenyl-2-{(1S)-3-[(phenylsulfonyl)amino]cyclopentyl}acetyl]oxy}propyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 99);
• 3-(4-Bromobenzyl)-1-(3-{[(2R)-2-hydroxy-2-phenyl-2-{(1S)-3-[(phenylsulfonyl) amino]cyclopentyl}acetyl]oxy}propyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 100);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-ethyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 101);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-propyl-1H-imidazol-3-ium bromide (Compound No. 102);
• 3-Butyl-1-[3-({(2R)-2-[(1S)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 103);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-pentyl-1H-imidazol-3-ium bromide (Compound No. 104);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-ethyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 105);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-propyl-1H-imidazol-3-ium bromide (Compound No. 106);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-(1-ethylpropyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 107);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-isopropyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 108);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-3-pentyl-1H-imidazol-3-ium bromide (Compound No. 109);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-isobutyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 110);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-(1-ethylpropyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 111);
• 1-[3-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-3-isopropyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 112);
• 3-Butyl-1-[3-({(2R)-2-[(1S)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)propyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 113);
• 1-[2-({(2R)-2-[(1S)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-3-(1-ethylpropyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 114);
• 1-[2-({(2R)-2-[(1S)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-3-pentyl-1H-imidazol-3-ium bromide (Compound No. 115);
• 3-Butyl-1-[2-({(2R)-2-[(1S)-3,3-difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 116);
• 1-[2-({(2R)-2-[(1S)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-3-propyl-1H-imidazol-3-ium bromide (Compound No. 117);
• 1-[2-({(2R)-2-[(1S)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-3-ethyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 118);
• 1-[2-({(2R)-2-[(1S)-3,3-Difluorocyclohexyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2,3-dimethyl-1H-imidazol-3-ium bromide (Compound No. 119);
• 1-[2-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-3-(1-ethylpropyl)-2-methyl-1H-imidazol-3-ium bromide (Compound No. 120);
• 1-[2-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-3-isopropyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 121);
• 1-[2-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-3-pentyl-1H-imidazol-3-ium bromide (Compound No. 122);
• 3-Butyl-1-[2-({(2R)-2-[(1S)-3,3-difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-1H-imidazol-3-ium bromide (Compound No. 123);
• 1-[2-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-2-methyl-3-propyl-1H-imidazol-3-ium bromide (Compound No. 124);
• 1-[2-({(2R)-2-[(1S)-3,3-Difluorocyclopentyl]-2-hydroxy-2-phenylacetyl}oxy)ethyl]-3-ethyl-2-methyl-1H-imidazol-3-ium bromide (Compound No. 125);
• 2-(2-Methyl-1H-imidazol-1-yl)ethyl (2R)-[(1R)-3,3-difluorocyclohexyl](hydroxy)phenylacetate (Compound No. 126);
• 3-(2-Methyl-1H-imidazol-1-yl)propyl (2R)-[(1R)-3,3-difluorocyclohexyl](hydroxy)phenylacetate (Compound No. 127);
• 3-(2-Methyl-1H-imidazol-1-yl)propyl cycloheptyl(hydroxy)phenylacetate (Compound No. 128);
• 2-(2-Methyl-1H-imidazol-1-yl)ethyl (2R)-[(1S)-3,3-difluorocyclohexyl](hydroxy)phenylacetate (Compound No. 129);
• 4-(2-Methyl-1H-imidazol-1-yl)butyl (2R)-[(1R)-3,3-difluorocyclopentyl](hydroxy)phenylacetate (Compound No. 130);
• 4-(2-Methyl-1H-imidazol-1-yl)butyl (2R)-[(1R)-3,3-difluorocyclohexyl](hydroxy)phenylacetate (Compound No. 131);
• 2-(2-Methyl-1H-imidazol-1-yl)ethyl hydroxy(phenyl)-2-thienylacetate (Compound No. 132);
• 2-(2-Methyl-1H-imidazol-1-yl)ethyl hydroxy[bis(3-methylphenyl)]acetate (Compound No. 133);
• 2-(2-Methyl-1H-imidazol-1-yl)ethyl bis(4-fluorophenyl)(hydroxy)acetate (Compound No. 134);
• 3-(2-Methyl-1H-imidazol-1-yl)propyl bis(4-fluorophenyl)(hydroxy)acetate (Compound No. 135);
• 3-(2-Methyl-1H-imidazol-1-yl)propyl hydroxy[bis(3-methylphenyl)]acetate (Compound No. 136);
• 3-(2-Methyl-1H-imidazol-1-yl)propyl hydroxy(phenyl)2-thienylacetate (Compound No. 137);
• 2-(2-Methyl-1H-imidazol-1-yl)ethyl hydroxy(di-2-thienyl)acetate (Compound No. 138);
• 3-(2-Methyl-1H-imidazol-1-yl)propyl hydroxy(di-2-thienyl)acetate (Compound No. 139);
• 3-(2-Methyl-1H-imidazol-1-yl)propyl (2R)-hydroxy(phenyl){(1S)-3-[phenylsulfonyl)amino]cyclopentyl}acetate (Compound No. 140);
• and
• 3-(2-Methyl-1H-imidazol-1-yl)propyl (2R)-[(1S)-3,3-difluorocyclohexyl](hydroxy)phenylacetate (Compound No. 141).

A pharmaceutical composition comprising one or more compounds of Formula I

• and its pharmaceutically accepted salts, pharmaceutically acceptable solvates, enantiomers, diastereomers, polymorphs or N-oxides wherein
• represents a single bond when G is —OH and double bond when G is —O;
• R1 and R2 are independently selected from hydrogen, alkyl, alkenyl, alkynyl, aralkyl, cycloalkyl, aryl, heteroaryl, heterocyclyl, heterocyclylalkyl or heteroarylalkyl;
• R3 is selected from the group selected from hydrogen, hydroxy, alkoxy, alkenyloxy or alkynyloxy;
• X is selected from oxygen, —NH, —NR (wherein R is alkyl, alkenyl, alkenyl, alkynyl or aryl), sulphur or no atom;
• Het is heterocyclyl or heteroaryl;
• n is an integer from 1 to 6;
• with the proviso that when R1 and R2 are phenyl, R3 is hydroxy and X is no atom then Het cannot be a saturated heterocyclyl group
• and at least one other active ingredients selected from corticosteroids, beta agonists, leukotriene antagonists, 5-lipoxygenase inhibitors, anti-histamines, antitussives, dopamine receptor antagonists, chemokine inhibitors, p38 MAP Kinase inhibitors, and PDE-IV inhibitors

A method of making compounds of Formula IVa, and its pharmaceutically acceptable salts, pharmaceutically acceptable solvates, enantiomers, diastereomers, polymorphs or N-oxides

• wherein the method comprises:
• a. coupling a compound of Formula II
• with a compound of formula III
• to give a compound of Formula IV
• b) reacting a compound of Formula IV with a compound of Formula Q-Z to give a compound of Formula IVa
• wherein
• R1 and R2 are independently selected from hydrogen, alkyl, alkenyl, alkynyl, aralkyl, cycloalkyl, aryl, heteroaryl, heterocyclyl, heterocyclylalkyl or heteroarylalkyl;
• R3 is selected from the group selected from hydrogen, hydroxy, alkoxy, alkenyloxy or alkynyloxy;
• X is selected from oxygen, —NH, —NR (wherein R is alkyl, alkenyl, alkenyl, alkynyl or aryl), sulphur or no atom;
• n is an integer from 1 to 6;
• R1′ is selected from hydrogen, alkyl, alkenyl, alkynyl, aralkyl, cycloalkyl, aryl, heteroaryl, heterocyclyl, heterocyclylalkyl or heteroarylalkyl and R1′ is always a substitutent on the carbon atoms of imidazolyl ring;
• Q is selected from alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl, heteroaryl, aralkyl, heteroarylalkyl or heterocyclylalkyl;
• Z is an anion selected from tartarate, chloride, bromide, iodide, sulphate, phosphate, nitrate, carbonate, fumarate, glutamate, citrate, methanesulphonate, benzenesulphonate, maleate or succinate;