US 10,479,802 B2Granted

Probes for imaging huntingtin protein

AssigneeCHDI Foundation, Inc.

InventorsCelia Dominguez, Samuel Coe, Jonathan Bard, Peter David Johnson, Michael Edward Prime, Christopher John Brown, Sébastien René Gabriel Galan, Paul Richard Giles, Elise Luciennen Paulette Gadouleau, Thomas Martin Krülle, Daniel Clark-Frew, John Wityak, Alex Kiselyov, Sarah Hayes

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Abstract

Provided are imaging agents comprising a compound of Formula (I), or a pharmaceutically acceptable salt thereof, and methods of their use.

Claims25

Dependent claims

A compound of Formula (I), or a pharmaceutically acceptable salt thereof,

wherein
X is NR4, O, or S;
Y is CR4 or N;
Z1, Z2, Z3, and Z4 are independently chosen from CH and N, provided that at least two of Z1, Z2, Z3, and Z4 are CH;
R1 is heteroaryl, heterocycloalkenyl, or heterocycloalkyl, each of which is optionally substituted with one or two groups independently chosen from cyano, halo, lower alkyl optionally substituted with amino, alkylamino, or di(alkyl)amino, lower alkoxy optionally substituted with lower alkoxy, optionally substituted amino, haloalkyl, di(alkyl)aminocarbonyl, alkylaminocarbonyl, and aminocarbonyl, or
R1 is phenyl optionally substituted with one or two groups independently chosen from cyano, heteroaryl, halo, phenoxy, benzyloxy, heteroaryl, lower alkyl optionally substituted with amino, (alkyl)amino, or di(alkyl)amino, lower alkoxy, optionally substituted amino, di(alkyl)aminocarbonyl, alkylaminocarbonyl, and aminocarbonyl;
L1 is —O—;
L2 is —(CR7R8)m—;
L3 is —CH═CH— or is absent;
R2 is phenyl, pyridin-2-yl, pyridin-3-yl, pyrazin-2-yl, pyrimidin-5-yl, 1H-imidazol-4-yl, 1H-imidazol-2-yl, or 1H-pyrazol-4-yl, each of which is optionally substituted with one or two groups independently chosen from halo;
haloalkyl;
hydroxyl;
lower alkoxy;
lower alkoxy substituted with lower alkoxy, amino, (alkyl)amino, (dialkyl)amino, heterocycloalkyl, heteroaryl, or halo;
lower alkyl;
and lower alkyl substituted with hydroxyl, lower alkoxy, amino, (alkyl)amino, or (dialkyl)amino;
R4 is chosen from hydrogen, halo, cyano, and lower alkyl;
R5 is chosen from lower alkyl, lower alkoxy, and halo;
R7 is chosen from hydrogen, hydroxyl, trifluoromethyl, and lower alkyl;
R8 is chosen from hydrogen and lower alkyl;
n is 0 or 1;
and
m is 0, 1, or 2;
wherein the compound of Formula (I), or a pharmaceutically acceptable salt thereof, is labeled with one or more positron-emitting radionuclides.

21 more elements

A compound selected from:

tert-butyl 4-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]piperazine-1-carboxylate;
4-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
4-methoxy-N-[2-(pyridin-4-yl)-1,3-benzoxazol-5-yl]benzamide;
N-[(4-methoxyphenyl)methyl]-2-(pyridin-3-yl)-1,3-benzoxazol-5-amine;
2-(3-bromopyridin-4-yl)-6-[2-(morpholin-4-yl)ethoxy]-1,3-benzothiazole;
5-methoxy-N-[2-(3-methylphenyl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
6-methoxy-N-[2-(3-methylphenyl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
2-methoxy-N-[2-(3-methylphenyl)-1,3-benzoxazol-5-yl]pyrimidine-5-carboxamide;
5-methoxy-N-[2-(3-methylphenyl)-1,3-benzoxazol-5-yl]pyrazine-2-carboxamide;
4-methoxy-N-[2-(3-methylphenyl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]benzamide;
5-(4-methoxyphenyl)-2-(pyridin-3-yl)-1,3-benzoxazole;
N-(4-methoxyphenyl)-2-(pyridin-3-yl)-1,3-benzoxazol-5-amine;
2-(pyridin-3-yl)-N-{[1,2,4]triazolo[4,3-a]pyridin-3-yl}-1,3-benzoxazol-5-amine;
2-(pyridin-3-yl)-N-(pyrimidin-4-yl)-1,3-benzoxazol-5-amine;
2-(pyridin-3-yl)-N-(pyrimidin-2-yl)-1,3-benzoxazol-5-amine;
5-(5-methoxypyridin-2-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
5-(2-methoxypyrimidin-5-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
5-(5-methoxypyrimidin-2-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
5-(6-methoxypyridazin-3-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
5-(5-methoxypyrazin-2-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
1-methyl-4-[5-(pyrimidin-5-ylmethoxy)-1-benzofuran-2-yl]-1H-pyrazole-3-carbonitrile;
4-[5-(pyrimidin-5-ylmethoxy)-1-benzofuran-2-yl]pyridine-3-carbonitrile;
4-{5-[(5-methoxypyridin-2-yl)methoxy]-1-benzofuran-2-yl}pyridine-3-carbonitrile;
4-{5-[(5-methoxypyridin-2-yl)methoxy]-1-benzofuran-2-yl}pyridine;
4-{5-[(1-methyl-1H-imidazol-4-yl)methoxy]-1-benzofuran-2-yl)}pyridine-3-carbonitrile;
4-{5-[(1-methyl-1H-imidazol-2-yl)methoxy]-1-benzofuran-2-yl}pyridine-3-carbonitrile;
5-methoxy-2-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-2,3-dihydro-1H-isoindol-1-one;
3-{6-[(E)-2-(4-methoxyphenyl)ethenyl]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
4-[5-(pyridin-3-yloxy)-1-benzofuran-2-yl]pyridine-3-carbonitrile;
6-methoxy-2-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1,2,3,4-tetrahydroisoquinolin-1-one;
dimethyl({3-[4-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)phenoxy]propyl})amine;
5-[(1-methyl-1H-pyrazol-4-yl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
5-[(4-methoxyphenyl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
5-[(3-methoxyphenyl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
2-(pyridin-3-yl)-5-(pyridin-3-ylmethoxy)-1,3-benzoxazole;
5-{5H,6H-imidazo[2,1-b][1,3]thiazol-3-ylmethoxy}-2-(pyridin-3-yl)-1,3-benzoxazole;
1-(pyridin-2-yl)-2-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]ethan-1-ol;
1-(pyridin-2-yl)-2-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]ethan-1-one;
6-methoxy-2-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1,2-dihydroisoquinolin-1-one;
2-(pyridin-3-yl)-N-[2,2,2-trifluoro-1-(4-methoxyphenyl)ethyl]-[1,3]oxazolo[5,4-b]pyridin-6-amine;
3-{6-[2-(4-methoxyphenyl)ethynyl]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
3-{6-[(Z)-2-(4-methoxyphenyl)ethenyl]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
5-methoxy-2-[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]-2,3-dihydro-1H-isoindol-1-one;
5-[(5-methoxypyrazin-2-yl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
3-methoxy-6-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-5H,6H,7H-pyrrolo[3,4-b]pyridin-7-one;
2-(pyridin-3-yl)-6-(pyridin-3-ylmethoxy)-1,3-benzoxazole;
3-{6-[2-(pyridin-3-yl)ethynyl]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
5-{[(5-methoxypyridin-2-yl)oxy]methyl}-2-(pyridin-3-yl)-1,3-benzoxazole;
4-[5-(pyridin-3-ylmethoxy)-1-benzofuran-2-yl]pyridine-3-carbonitrile;
4-{5-[(1-methyl-1H-pyrazol-4-yl)methoxy]-1-benzofuran-2-yl}pyridine-3-carbonitrile;
3-[5-(pyridin-3-ylmethoxy)-1-benzofuran-2-yl]pyridine-4-carbonitrile;
3-{5-[(1-methyl-1H-pyrazol-4-yl)methoxy]-1-benzofuran-2-yl}pyridine-4-carbonitrile;
3-{6-[1-(5-methoxypyridin-2-yl)ethoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
4-{5-[(5-methoxypyrazin-2-yl)methoxy]-1-benzofuran-2-yl}pyridine-3-carbonitrile;
6-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)pyridin-3-ol;
5-{[5-(prop-2-en-1-yloxy)pyrazin-2-yl]methoxy}-2-(pyridin-3-yl)-1,3-benzoxazole;
5-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)-1,2-dihydropyrazin-2-one;
1-methyl-5-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)-1,2-dihydropyrazin-2-one;
5-[4-(5-methoxypyrimidin-2-yl)piperazin-1-yl]-2-(pyridin-3-yl)-1,3-benzoxazole;
3-{6-[(5-methoxypyridin-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
5-(1-methyl-1H-pyrazol-4-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
3-{6-[(6-methoxypyridin-3-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyridin-4-yl)-1,3-benzoxazole;
[(3-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}phenyl)methyl]dimethylamine;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(1-methyl-1H-pyrazol-4-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyrazin-2-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(1-methylpiperidin-4-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(1,3-thiazol-5-yl)-1,3-benzoxazole;
5-[2-(pyridin-2-yloxy)ethoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
4-[5-(1H-pyrazol-4-ylmethoxy)-1-benzofuran-2-yl]pyridine-3-carbonitrile;
3-{[(2-{5H,6H-imidazo[2,1-b][1,3]thiazol-3-yl}-1-benzofuran-5-yl)oxy]methyl}pyridine;
2-(3-fluoroazetidin-1-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-{3H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-5-yl}-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-{2H,4H,5H,6H,7H-pyrazolo[4,3-c]pyridin-5-yl}-1,3-benzoxazole;
2-{5H,6H,7H,8H-imidazo[1,5-a]pyrazin-7-yl}-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-{5H,6H,7H-pyrrolo[3,4-b]pyridin-6-yl})-1,3-benzoxazole;
7-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-5,6,7,8-tetrahydro-1,7-naphthyridine;
2-(1H-imidazol-1-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-{5H,6H,7H,8H-imidazo[1,2-a]pyrazin-7-yl}-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
4-(5-{[1-(2-methoxyethyl)-1H-pyrazol-4-yl]methoxy}-1-benzofuran-2-yl)pyridine-3-carbonitrile;
2-[5-(2-methoxyethoxy)pyridin-3-yl]-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
N-(5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}pyridin-2-yl)acetamide;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}pyridin-2-amine;
methyl({[4-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)phenyl]methyl})amine;
4-(5-{[1-(2-hydroxyethyl)-1H-pyrazol-4-yl]methoxy}-1-benzofuran-2-yl)pyridine-3-carbonitrile;
dimethyl({2-[4-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)phenoxy]ethyl})amine;
5-{[5-(2-methoxyethoxy)pyridin-2-yl]methoxy}-2-(pyridin-3-yl)-1,3-benzoxazole;
4-[5-({1-[2-(dimethylamino)ethyl]-1H-pyrazol-4-yl}methoxy)-1-benzofuran-2-yl]pyridine-3-carbonitrile;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-N-methylpyridin-2-amine;
3-{[(2-{2-bromo-5H,6H-imidazo[2,1-b][1,3]thiazol-3-yl}-1-benzofuran-5-yl)oxy]methyl}pyridine;
5-[(5-methoxypyrazin-2-yl)methoxy]-1-methyl-2-(pyridin-3-yl)-1H-1,3-benzodiazole;
6-[(5-methoxypyrazin-2-yl)methoxy]-1-methyl-2-(pyridin-3-yl)-1H-1,3-benzodiazole;
5-[(5-methoxypyrazin-2-yl)methoxy]-2-(pyridin-3-yl)-1H-1,3-benzodiazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(piperazin-1-yl)-1,3-benzoxazole;
N-methyl-6-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)pyridin-3-amine;
3-[5-(pyridin-3-ylmethoxy)-1-benzofuran-2-yl]-5H,6H-imidazo[2,1-b]thiazole-2-carbonitrile;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-N-methylpyridine-2-carboxamide;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(1-methyl-1H-imidazol-4-yl)-1,3-benzoxazole;
5-methoxy-N-{[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]methyl}pyridin-2-amine;
4-(5-{5H,6H-imidazo[2,1-b][1,3]thiazol-3-ylmethoxy}-1-benzofuran-2-yl)pyridine-3-carbonitrile;
5-({5-[2-(morpholin-4-yl)ethoxy]pyridin-2-yl}methoxy)-2-(pyridin-3-yl)-1,3-benzoxazole;
2-bromo-6-{5-[(5-methoxypyridin-2-yl)methoxy]-1-benzofuran-2-yl}benzonitrile;
4-{[2-(4-chlorophenyl)-1,3-benzoxazol-5-yl]carbamoyl}phenyl acetate;
N-(2-phenyl-1,3-benzoxazol-5-yl)benzamide;
4-methoxy-N-[2-(3-methylphenyl)-1,3-benzoxazol-5-yl]benzamide;
2-methoxy-N-[2-(4-methoxyphenyl)-1,3-benzoxazol-5-yl]benzamide;
4-methoxy-N-[2-(4-methoxyphenyl)-1,3-benzoxazol-5-yl]benzamide;
3-methoxy-N-[2-(4-methoxyphenyl)-1,3-benzoxazol-5-yl]benzamide;
3-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}pyridin-1-ium-1-olate;
2-phenoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]acetamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1-benzofuran-2-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-6-(trifluoromethyl)pyridine-3-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]quinoxaline-2-carboxamide;
6-phenoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-2H-1,3-benzodioxole-5-carboxamide;
3-(benzyloxy)-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
3-phenoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]quinoline-2-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-2,3-dihydro-1-benzofuran-2-carboxamide;
5-methyl-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]quinoxaline-6-carboxamide;
(2E)-3-(4-methoxyphenyl)-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]prop-2-enamide;
5-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
3-cyano-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
4-(methylsulfanyl)-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
benzyl N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]carbamate;
5-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyrazin-2-ol;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyrimidin-5-yl)-1,3-benzoxazole;
2-(2,3-dihydro-1-benzofuran-2-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-[(2R)-2,3-dihydro-1-benzofuran-2-yl]-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-[(2S)-2,3-dihydro-1-benzofuran-2-yl]-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-[5-(2-methoxyethoxy)pyrimidin-2-yl]-2-(pyridin-3-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(5-methylpyridin-3-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(2-methylpyridin-4-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(3-phenoxyphenyl)-1,3-benzoxazole;
6-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-2-methyl-2,3-dihydropyridazin-3-one;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyridazin-3-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyridazin-4-yl)-1,3-benzoxazole;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-1,2-dihydropyridin-2-one;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-1-methyl-1,2-dihydropyridin-2-one;
5-phenyl-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1,3,4-oxadiazole-2-carboxamide;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyrimidin-4-yl)-1,3-benzoxazole;
5-[(5-bromopyridin-2-yl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
5-(pyridin-2-ylmethoxy)-2-(pyridin-3-yl)-1,3-benzoxazole;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1-benzofuran-5-carboxamide;
2-phenyl-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyrimidine-5-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-4-(pyrimidin-2-yl)benzamide;
1-methyl-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1H-pyrazole-4-carboxamide;
4-[(6-methylpyrazin-2-yl)oxy]-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
4-(phenoxymethyl)-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
2-phenoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
4-cyano-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
6-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
2-methyl-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-4-carboxamide;
3-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
4-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
4-hydroxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
3-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1,2-oxazole-5-carboxamide;
5-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
6-({[2-(1-methyl-1H-pyrazol-4-yl)-1,3-benzoxazol-5-yl]oxy}methyl)pyridin-3-ol;
5-[(5-methoxypyrazin-2-yl)methoxy]-2-(1-methyl-1H-pyrazol-4-yl)-1,3-benzoxazole;
2-methoxy-5-({[2-(1-methyl-1H-pyrazol-4-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyrazine;
3-{6-[(5-bromopyridin-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
3-methoxy-6-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridazine;
3-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}benzonitrile;
4-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}benzonitrile;
5-(1-methyl-1H-pyrazol-4-yl)-2-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridine;
3-methoxy-5-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridine;
4-methoxy-2-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridine;
2-({[2-(1-methyl-1H-pyrazol-4-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyrazine;
[(3-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}phenyl)methyl](methyl)amine;
(5-methoxypyridin-2-yl)methyl N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]carbamate;
2-(5-methoxypyridin-2-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-(1-benzofuran-2-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-[6-(trifluoromethyl)pyridin-3-yl]-1,3-benzoxazole;
2-(1-benzofuran-5-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}quinoline;
2-[3-(benzyloxy)phenyl]-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-[4-(pyrimidin-2-yl)phenyl]-1,3-benzoxazole;
2-[(E)-2-(4-Methoxyphenyl)ethenyl]-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-methoxy-2-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyrimidine;
6-({[2-(1-methyl-1H-pyrazol-4-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridin-3-amine;
5-{5-[(5-hydroxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-N-methylpyridine-2-carboxamide;
6-{6-[(5-methoxypyridin-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}-2-methyl-2,3-dihydropyridazin-3-one;
2-methyl-6-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)-2,3-dihydropyridazin-3-one;
2-{6-[(5-methoxypyridin-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyrazine;
5-{6-[(5-methoxypyridin-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}-N-methylpyridine-2-carboxamide;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-1-methyl-1,2-dihydropyrazin-2-one;
6-(6-{[5-(2-fluoroethoxy)pyridin-2-yl]methoxy}-[1,3]oxazolo[5,4-b]pyridin-2-yl)-2-methyl-2,3-dihydropyridazin-3-one;
5-methoxy-2-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridin-1-ium-1-olate;
3-{6-[(5-methoxy-1-oxidopyridin-1-ium-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridin-1-ium-1-olate;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-2-(methylcarbamoyl)pyridin-1-ium-1-olate;
(5-hydroxypyridin-2-yl)methyl N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]carbamate;
5-methoxy-N-[2-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
5-methoxy-N-[2-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
4-methoxy-N-[2-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
1-methyl-N-[2-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)-1,3-benzoxazol-5-yl]-6-oxo-1,6-dihydropyridazine-3-carboxamide;
[(5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}pyridin-3-yl)methyl](methyl)amine;
6-{5-[(5-hydroxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-2-methyl-2,3-dihydropyridazin-3-one;
and
N-(5-Methoxypyridin-3-yl)-2-(pyridin-3-yl)-1,3-benzoxazole-5-carboxamide,
or a pharmaceutically acceptable salt thereof,
and wherein the compound is labeled with one or more positron-emitting radionuclides.

201 more elements

A compound selected from:

tert-butyl 4-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]piperazine-1-carboxylate;
4-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
4-methoxy-N-[2-(pyridin-4-yl)-1,3-benzoxazol-5-yl]benzamide;
N-[(4-methoxyphenyl)methyl]-2-(pyridin-3-yl)-1,3-benzoxazol-5-amine;
2-(3-bromopyridin-4-yl)-6-[2-(morpholin-4-yl)ethoxy]-1,3-benzothiazole;
5-methoxy-N-[2-(3-methylphenyl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
6-methoxy-N-[2-(3-methylphenyl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
2-methoxy-N-[2-(3-methylphenyl)-1,3-benzoxazol-5-yl]pyrimidine-5-carboxamide;
5-methoxy-N-[2-(3-methylphenyl)-1,3-benzoxazol-5-yl]pyrazine-2-carboxamide;
4-methoxy-N-[2-(3-methylphenyl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]benzamide;
5-(4-methoxyphenyl)-2-(pyridin-3-yl)-1,3-benzoxazole;
N-(4-methoxyphenyl)-2-(pyridin-3-yl)-1,3-benzoxazol-5-amine;
2-(pyridin-3-yl)-N-{[1,2,4]triazolo[4,3-a]pyridin-3-yl}-1,3-benzoxazol-5-amine;
2-(pyridin-3-yl)-N-(pyrimidin-4-yl)-1,3-benzoxazol-5-amine;
2-(pyridin-3-yl)-N-(pyrimidin-2-yl)-1,3-benzoxazol-5-amine;
5-(5-methoxypyridin-2-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
5-(2-methoxypyrimidin-5-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
5-(5-methoxypyrimidin-2-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
5-(6-methoxypyridazin-3-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
5-(5-methoxypyrazin-2-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
1-methyl-4-[5-(pyrimidin-5-ylmethoxy)-1-benzofuran-2-yl]-1H-pyrazole-3-carbonitrile;
4-[5-(pyrimidin-5-ylmethoxy)-1-benzofuran-2-yl]pyridine-3-carbonitrile;
4-{5-[(5-methoxypyridin-2-yl)methoxy]-1-benzofuran-2-yl}pyridine-3-carbonitrile;
4-{5-[(5-methoxypyridin-2-yl)methoxy]-1-benzofuran-2-yl}pyridine;
4-{5-[(1-methyl-1H-imidazol-4-yl)methoxy]-1-benzofuran-2-yl}pyridine-3-carbonitrile;
4-{5-[(1-methyl-1H-imidazol-2-yl)methoxy]-1-benzofuran-2-yl}pyridine-3-carbonitrile;
5-methoxy-2-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-2,3-dihydro-1H-isoindol-1-one;
3-{6-[(E)-2-(4-methoxyphenyl)ethenyl]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
4-[5-(pyridin-3-yloxy)-1-benzofuran-2-yl]pyridine-3-carbonitrile;
6-methoxy-2-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1,2,3,4-tetrahydroisoquinolin-1-one;
dimethyl({3-[4-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)phenoxy]propyl})amine;
5-[(1-methyl-1H-pyrazol-4-yl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
5-[(4-methoxyphenyl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
5-[(3-methoxyphenyl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
2-(pyridin-3-yl)-5-(pyridin-3-ylmethoxy)-1,3-benzoxazole;
5-{5H,6H-imidazo[2,1-b][1,3]thiazol-3-ylmethoxy}-2-(pyridin-3-yl)-1,3-benzoxazole;
1-(pyridin-2-yl)-2-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]ethan-1-ol;
1-(pyridin-2-yl)-2-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]ethan-1-one;
6-methoxy-2-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1,2-dihydroisoquinolin-1-one;
2-(pyridin-3-yl)-N-[2,2,2-trifluoro-1-(4-methoxyphenyl)ethyl]-[1,3]oxazolo[5,4-b]pyridin-6-amine;
3-{6-[2-(4-methoxyphenyl)ethynyl]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
3-{6-[(Z)-2-(4-methoxyphenyl)ethenyl]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
5-methoxy-2-[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]-2,3-dihydro-1H-isoindol-1-one;
5-[(5-methoxypyrazin-2-yl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
3-methoxy-6-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-5H,6H,7H-pyrrolo[3,4-b]pyridin-7-one;
2-(pyridin-3-yl)-6-(pyridin-3-ylmethoxy)-1,3-benzoxazole;
3-{6-[2-(pyridin-3-yl)ethynyl]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
5-{[(5-methoxypyridin-2-yl)oxy]methyl}-2-(pyridin-3-yl)-1,3-benzoxazole;
4-[5-(pyridin-3-ylmethoxy)-1-benzofuran-2-yl]pyridine-3-carbonitrile;
4-{5-[(1-methyl-1H-pyrazol-4-yl)methoxy]-1-benzofuran-2-yl}pyridine-3-carbonitrile;
3-[5-(pyridin-3-ylmethoxy)-1-benzofuran-2-yl]pyridine-4-carbonitrile;
3-{5-[(1-methyl-1H-pyrazol-4-yl)methoxy]-1-benzofuran-2-yl}pyridine-4-carbonitrile;
3-{6-[1-(5-methoxypyridin-2-yl)ethoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
4-{5-[(5-methoxypyrazin-2-yl)methoxy]-1-benzofuran-2-yl}pyridine-3-carbonitrile;
6-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)pyridin-3-ol;
5-{[5-(prop-2-en-1-yloxy)pyrazin-2-yl]methoxy}-2-(pyridin-3-yl)-1,3-benzoxazole;
5-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)-1,2-dihydropyrazin-2-one;
1-methyl-5-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)-1,2-dihydropyrazin-2-one;
5-[4-(5-methoxypyrimidin-2-yl)piperazin-1-yl]-2-(pyridin-3-yl)-1,3-benzoxazole;
3-{6-[(5-methoxypyridin-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
5-(1-methyl-1H-pyrazol-4-yl)-2-(pyridin-3-yl)-1,3-benzoxazole;
3-{6-[(6-methoxypyridin-3-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyridin-4-yl)-1,3-benzoxazole;
[(3-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}phenyl)methyl]dimethylamine;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(1-methyl-1H-pyrazol-4-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyrazin-2-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(1-methylpiperidin-4-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(1,3-thiazol-5-yl)-1,3-benzoxazole;
5-[2-(pyridin-2-yloxy)ethoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
4-[5-(1H-pyrazol-4-ylmethoxy)-1-benzofuran-2-yl]pyridine-3-carbonitrile;
3-{[(2-{5H,6H-imidazo[2,1-b][1,3]thiazol-3-yl}-1-benzofuran-5-yl)oxy]methyl}pyridine;
2-(3-fluoroazetidin-1-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-{3H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-5-yl}-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-{2H,4H,5H,6H,7H-pyrazolo[4,3-c]pyridin-5-yl}-1,3-benzoxazole;
2-{5H,6H,7H,8H-imidazo[1,5-a]pyrazin-7-yl}-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-{5H,6H,7H-pyrrolo[3,4-b]pyridin-6-yl}-1,3-benzoxazole;
7-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-5,6,7,8-tetrahydro-1,7-naphthyridine;
2-(1H-imidazol-1-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-{5H,6H,7H,8H-imidazo[1,2-a]pyrazin-7-yl}-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
4-(5-{[1-(2-methoxyethyl)-1H-pyrazol-4-yl]methoxy}-1-benzofuran-2-yl)pyridine-3-carbonitrile;
2-[5-(2-methoxyethoxy)pyridin-3-yl]-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
N-(5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}pyridin-2-yl)acetamide;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}pyridin-2-amine;
methyl({[4-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)phenyl]methyl})amine;
4-(5-{[1-(2-hydroxyethyl)-1H-pyrazol-4-yl]methoxy}-1-benzofuran-2-yl)pyridine-3-carbonitrile;
dimethyl({2-[4-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)phenoxy]ethyl})amine;
5-{[5-(2-methoxyethoxy)pyridin-2-yl]methoxy}-2-(pyridin-3-yl)-1,3-benzoxazole;
4-[5-({1-[2-(dimethylamino)ethyl]-1H-pyrazol-4-yl}methoxy)-1-benzofuran-2-yl]pyridine-3-carbonitrile;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-N-methylpyridin-2-amine;
3-{[(2-{2-bromo-5H,6H-imidazo[2,1-b][1,3]thiazol-3-yl}-1-benzofuran-5-yl)oxy]methyl}pyridine;
5-[(5-methoxypyrazin-2-yl)methoxy]-1-methyl-2-(pyridin-3-yl)-1H-1,3-benzodiazole;
6-[(5-methoxypyrazin-2-yl)methoxy]-1-methyl-2-(pyridin-3-yl)-1H-1,3-benzodiazole;
5-[(5-methoxypyrazin-2-yl)methoxy]-2-(pyridin-3-yl)-1H-1,3-benzodiazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(piperazin-1-yl)-1,3-benzoxazole;
N-methyl-6-({[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]oxy}methyl)pyridin-3-amine;
3-[5-(pyridin-3-ylmethoxy)-1-benzofuran-2-yl]-5H,6H-imidazo[2,1-b][1,3]thiazole-2-carbonitrile;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-N-methylpyridine-2-carboxamide;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(1-methyl-1H-imidazol-4-yl)-1,3-benzoxazole;
5-methoxy-N-{[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]methyl}pyridin-2-amine;
4-(5-{5H,6H-imidazo[2,1-b][1,3]thiazol-3-ylmethoxy}-1-benzofuran-2-yl)pyridine-3-carbonitrile;
5-({5-[2-(morpholin-4-yl)ethoxy]pyridin-2-yl}methoxy)-2-(pyridin-3-yl)-1,3-benzoxazole;
2-bromo-6-{5-[(5-methoxypyridin-2-yl)methoxy]-1-benzofuran-2-yl}benzonitrile;
4-{[2-(4-chlorophenyl)-1,3-benzoxazol-5-yl]carbamoyl}phenyl acetate;
N-(2-phenyl-1,3-benzoxazol-5-yl)benzamide;
4-methoxy-N-[2-(3-methylphenyl)-1,3-benzoxazol-5-yl]benzamide;
2-methoxy-N-[2-(4-methoxyphenyl)-1,3-benzoxazol-5-yl]benzamide;
4-methoxy-N-[2-(4-methoxyphenyl)-1,3-benzoxazol-5-yl]benzamide;
3-methoxy-N-[2-(4-methoxyphenyl)-1,3-benzoxazol-5-yl]benzamide;
3-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}pyridin-1-ium-1-olate;
2-phenoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]acetamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1-benzofuran-2-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-6-(trifluoromethyl)pyridine-3-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]quinoxaline-2-carboxamide;
6-phenoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-2H-1,3-benzodioxole-5-carboxamide;
3-(benzyloxy)-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
3-phenoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]quinoline-2-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-2,3-dihydro-1-benzofuran-2-carboxamide;
5-methyl-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]quinoxaline-6-carboxamide;
(2E)-3-(4-methoxyphenyl)-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]prop-2-enamide;
5-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
3-cyano-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
4-(methylsulfanyl)-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
benzyl N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]carbamate;
5-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyrazin-2-ol;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyrimidin-5-yl)-1,3-benzoxazole;
2-(2,3-dihydro-1-benzofuran-2-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-[(2R)-2,3-dihydro-1-benzofuran-2-yl]-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-[(2S)-2,3-dihydro-1-benzofuran-2-yl]-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-[5-(2-methoxyethoxy)pyrimidin-2-yl]-2-(pyridin-3-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(5-methylpyridin-3-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(2-methylpyridin-4-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(3-phenoxyphenyl)-1,3-benzoxazole;
6-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-2-methyl-2,3-dihydropyridazin-3-one;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyridazin-3-yl)-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyridazin-4-yl)-1,3-benzoxazole;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-1,2-dihydropyridin-2-one;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-1-methyl-1,2-dihydropyridin-2-one;
5-phenyl-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1,3,4-oxadiazole-2-carboxamide;
5-[(5-methoxypyridin-2-yl)methoxy]-2-(pyrimidin-4-yl)-1,3-benzoxazole;
5-[(5-bromopyridin-2-yl)methoxy]-2-(pyridin-3-yl)-1,3-benzoxazole;
5-(pyridin-2-ylmethoxy)-2-(pyridin-3-yl)-1,3-benzoxazole;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1-benzofuran-5-carboxamide;
2-phenyl-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyrimidine-5-carboxamide;
N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-4-(pyrimidin-2-yl)benzamide;
1-methyl-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1H-pyrazole-4-carboxamide;
4-[(6-methylpyrazin-2-yl)oxy]-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
4-(phenoxymethyl)-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
2-phenoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
4-cyano-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]benzamide;
6-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
2-methyl-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-4-carboxamide;
3-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
4-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
4-hydroxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
3-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]-1,2-oxazole-5-carboxamide;
5-methoxy-N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
6-({[2-(1-methyl-1H-pyrazol-4-yl)-1,3-benzoxazol-5-yl]oxy}methyl)pyridin-3-ol;
5-[(5-methoxypyrazin-2-yl)methoxy]-2-(1-methyl-1H-pyrazol-4-yl)-1,3-benzoxazole;
2-methoxy-5-({[2-(1-methyl-1H-pyrazol-4-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyrazine;
3-{6-[(5-bromopyridin-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridine;
3-methoxy-6-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridazine;
3-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}benzonitrile;
4-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}benzonitrile;
5-(1-methyl-1H-pyrazol-4-yl)-2-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridine;
3-methoxy-5-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridine;
4-methoxy-2-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridine;
2-({[2-(1-methyl-1H-pyrazol-4-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyrazine;
[(3-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}phenyl)methyl](methyl)amine;
(5-methoxypyridin-2-yl)methyl N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]carbamate;
2-(5-methoxypyridin-2-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-(1-benzofuran-2-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-[6-(trifluoromethyl)pyridin-3-yl]-1,3-benzoxazole;
2-(1-benzofuran-5-yl)-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
2-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}quinoline;
2-[3-(benzyloxy)phenyl]-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-[(5-methoxypyridin-2-yl)methoxy]-2-[4-(pyrimidin-2-yl)phenyl]-1,3-benzoxazole;
2-[(E)-2-(4-Methoxyphenyl)ethenyl]-5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazole;
5-methoxy-2-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyrimidine;
6-({[2-(1-methyl-1H-pyrazol-4-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridin-3-amine;
5-{5-[(5-hydroxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-N-methylpyridine-2-carboxamide;
6-{6-[(5-methoxypyridin-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}-2-methyl-2,3-dihydropyridazin-3-one;
2-methyl-6-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)-2,3-dihydropyridazin-3-one;
2-{6-[(5-methoxypyridin-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyrazine;
5-{6-[(5-methoxypyridin-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}-N-methylpyridine-2-carboxamide;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-1-methyl-1,2-dihydropyrazin-2-one;
6-(6-{[5-(2-fluoroethoxy)pyridin-2-yl]methoxy}-[1,3]oxazolo[5,4-b]pyridin-2-yl)-2-methyl-2,3-dihydropyridazin-3-one;
5-methoxy-2-({[2-(pyridin-3-yl)-[1,3]oxazolo[5,4-b]pyridin-6-yl]oxy}methyl)pyridin-1-ium-1-olate;
3-{6-[(5-methoxy-1-oxidopyridin-1-ium-2-yl)methoxy]-[1,3]oxazolo[5,4-b]pyridin-2-yl}pyridin-1-ium-1-olate;
5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-2-(methylcarbamoyl)pyridin-1-ium-1-olate;
(5-hydroxypyridin-2-yl)methyl N-[2-(pyridin-3-yl)-1,3-benzoxazol-5-yl]carbamate;
5-methoxy-N-[2-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
5-methoxy-N-[2-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)-1,3-benzoxazol-5-yl]pyridine-3-carboxamide;
4-methoxy-N-[2-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)-1,3-benzoxazol-5-yl]pyridine-2-carboxamide;
1-methyl-N-[2-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)-1,3-benzoxazol-5-yl]-6-oxo-1,6-dihydropyridazine-3-carboxamide;
[(5-{5-[(5-methoxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}pyridin-3-yl)methyl](methyl)amine;
6-{5-[(5-hydroxypyridin-2-yl)methoxy]-1,3-benzoxazol-2-yl}-2-methyl-2,3-dihydropyridazin-3-one;
and
N-(5-Methoxypyridin-3-yl)-2-(pyridin-3-yl)-1,3-benzoxazole-5-carboxamide,
or a pharmaceutically acceptable salt thereof.

200 more elements

Dependencies are inferred from the claim text.

Facts

Application: 15/507,208Filed 28 Aug 2015 · us provisional application
Priority: 29 Aug 2014
Published: US 2017/0283436 A15 Oct 2017
Granted: 19 Nov 2019
Term ends: Not estimatedThe source records don’t support an estimate.

Classification17 codes

C07D 513/04
In which the condensed system contains two hetero rings: ortho-condensed systems
A61B 5/0035
Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of…:…
A61B 6/032
Computed tomography [CT]: transmission computed tomography [CT]
A61B 6/037
Computed tomography [CT]: emission tomography

Family

Application62/043,603Us provisional application · filed 29 Aug 2014
US 2017/0283436 A1Pre-grant publication · published 5 Oct 2017
US 10,479,802 B2This patent

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

Timeline

Citations

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