| Chembl4127641 | IC50 | 56.0 [1], 83.0 [2], 110.0 [3] |
| 6-Benzyl-1-cyclopentyl-1,5-dihydro-4h-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 0.4 [1], 2.1 [2] |
| 6-(Cyclohexylmethyl)-1-(1-ethylpropyl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 720.0 [1] |
| Zaprinast | IC50 | 13000.0 [1] |
| 2-(4-(1-(Quinolin-6-ylmethyl)-1H-[1,2,3]triazolo[4,5-b]pyrazin-6-yl)-1H-pyrazol-1-yl)ethanol | IC50 | 10000.0 [1] |
| PF-04447943 | IC50 | 1394.0 [1] |
| 6-{(1S)-1-[6-(1-Methyl-1H-pyrazol-4-yl)[1,2,4]triazolo[4,3-b]pyridazin-3-yl]ethyl}quinoline | IC50 | 1400.0 [1] |
| 3-[4-(2-Hydroxyethyl)piperazin-1-yl]-7-(6-methoxypyridin-3-yl)-1-(2-propoxyethyl)pyrido[3,4-b]pyrazin-2-one | IC50 | 2000.0 [1] |
| 3-[(4-Hydroxycyclohexyl)amino]-7-(6-methoxypyridin-3-yl)-1-(2-propoxyethyl)pyrido[3,4-b]pyrazin-2-one | IC50 | 2000.0 [1] |
| 7-(6-Methoxypyridin-3-yl)-3-(2-morpholin-4-ylethylamino)-1-(2-propoxyethyl)pyrido[3,4-b]pyrazin-2-one | IC50 | 2000.0 [1] |
| PDE-9 inhibitor | IC50 | 1000.0 [1] |
| 1-Cyclopentyl-6-[(3S,4S)-4-methyl-1-(quinoxalin-6-ylmethyl)pyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 50.0 [1] |
| 5,8-Dimethyl-2-(2-phenylimidazo[1,2-a]pyrimidin-7-yl)-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 5,7-Dimethyl-2-(2-phenylimidazo[1,2-a]pyrimidin-7-yl)-[1,2,4]triazolo[1,5-a]pyrimidine | IC50 | 10000.0 [1] |
| 5,8-Dimethyl-2-(2-pyridin-2-ylimidazo[1,2-a]pyrimidin-7-yl)-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 2-[2-(Furan-2-yl)-3H-benzimidazol-5-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 2-[2-(2-Methoxyphenyl)-3H-benzimidazol-5-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 5,8-Dimethyl-2-(2-pyridin-3-yl-3H-benzimidazol-5-yl)-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 2-[7-(5,8-Dimethyl-[1,2,4]triazolo[1,5-a]pyrazin-2-yl)imidazo[1,2-a]pyrimidin-2-yl]-1,3-thiazole | IC50 | 10000.0 [1] |
| 2-[2-(3-Bromophenyl)-3H-benzimidazol-5-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 5,8-Dimethyl-2-(2-pyridin-2-yl-3H-benzimidazol-5-yl)-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 2-[2-(5-Chlorothiophen-2-yl)-3H-benzimidazol-5-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 2-[2-(4-Fluorophenyl)-3H-benzimidazol-5-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 5-[6-(5,8-Dimethyl-[1,2,4]triazolo[1,5-a]pyrazin-2-yl)-1H-benzimidazol-2-yl]-1,3-thiazole | IC50 | 10000.0 [1] |
| 2-[2-(2-Methoxyphenyl)imidazo[1,2-a]pyrimidin-7-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 5,7-Dimethyl-2-(2-phenyl-3H-benzimidazol-5-yl)-[1,2,4]triazolo[1,5-a]pyrimidine | IC50 | 10000.0 [1] |
| 2-[2-(2-Fluorophenyl)-3H-benzimidazol-5-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 2-[2-(3-Fluoropyridin-2-yl)-3H-benzimidazol-5-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 2-[6-(5,8-Dimethyl-[1,2,4]triazolo[1,5-a]pyrazin-2-yl)-1H-benzimidazol-2-yl]-1,3-thiazole | IC50 | 10000.0 [1] |
| 2-[2-(3-Methoxypyridin-2-yl)-3H-benzimidazol-5-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 2-[6-(5,8-Dimethyl-[1,2,4]triazolo[1,5-a]pyrazin-2-yl)-1H-benzimidazol-2-yl]-5-methyl-1,3-thiazole | IC50 | 10000.0 [1] |
| 5,8-Dimethyl-2-(2-thiophen-2-yl-3H-benzimidazol-5-yl)-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 5-(3-Chlorobenzyl)-3-isopropyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one | IC50 | 4.0 [1] |
| N-[(1R,2S)-2-[(7-Oxo-3-propan-2-yl-2,6-dihydropyrazolo[4,3-d]pyrimidin-5-yl)methyl]cyclohexyl]-2-pyrrolidin-1-ylacetamide | IC50 | 10000.0 [1] |
| 3-Isopropyl-5-(2-(2-morpholinoethoxy)benzyl)-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one | IC50 | 1130.0 [1] |
| 3-Isopropyl-5-(2-(trifluoromethoxy)benzyl)-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one | IC50 | 520.0 [1] |
| 6-[(3S,4S)-1-Benzyl-4-methylpyrrolidin-3-yl]-1-propan-2-yl-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 2100.0 [1] |
| 1-Cyclopentyl-6-[(1r)-1-(3-Phenoxyazetidin-1-Yl)ethyl]-1,5-Dihydro-4h-Pyrazolo[3,4-D]pyrimidin-4-One | IC50 | 116.0 [1] |
| 1-Cyclopentyl-6-[(1R)-1-(3-pyrimidin-2-ylazetidin-1-yl)ethyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 900.0 [1] |
| 5-(2-(Benzyloxy)benzyl)-3-isopropyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one | IC50 | 1340.0 [1] |
| 6-[(3S,4S)-1-Benzyl-4-methylpyrrolidin-3-yl]-1-(2-methylpropyl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 1500.0 [1] |
| 1-Cyclopentyl-6-[(3S,4S)-4-methyl-1-[(3-methylphenyl)methyl]pyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 563.0 [1] |
| 1-Cyclopentyl-6-[(3S,4S)-4-methyl-1-(pyridin-2-ylmethyl)pyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 1300.0 [1] |
| 1-Cyclopentyl-6-[(3S,4S)-1-[(6-methoxypyridin-3-yl)methyl]-4-methylpyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 270.0 [1] |
| 1-Cyclopentyl-6-[(3S,4S)-4-methyl-1-[[6-(trifluoromethyl)pyridin-3-yl]methyl]pyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 190.0 [1] |
| 1-Cyclopentyl-6-[(3S,4S)-4-methyl-1-[(2-methylpyrimidin-5-yl)methyl]pyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 400.0 [1] |
| 1-Cyclopentyl-6-[(3S,4S)-4-methyl-1-[(5-methyl-1,2-oxazol-3-yl)methyl]pyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 110.0 [1] |
| 1-Cyclopentyl-6-[(3S,4S)-1-(imidazo[1,2-a]pyridin-2-ylmethyl)-4-methylpyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 220.0 [1] |
| 1-Cyclopentyl-6-[(3R,4R)-4-methyl-1-(quinoxalin-6-ylmethyl)pyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 73.0 [1] |
| 1-(Oxan-4-yl)-6-[(1R)-1-(3-phenoxyazetidin-1-yl)ethyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 1000.0 [1] |
| trans-6-(1-Benzyl-4-methylpyrrolidin-3-yl)-1-cyclopentyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one | IC50 | 970.0 [1] |
| 1-Cyclopentyl-6-[(3S,4S)-1-[(2,5-dimethylpyrazol-3-yl)methyl]-4-methylpyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 200.0 [1] |
| 1-Cyclopentyl-6-[(3S,4S)-4-methyl-1-[(5-methylpyrazin-2-yl)methyl]pyrrolidin-3-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 210.0 [1] |
| 6-[(3S,4S)-4-Methyl-1-[(2-methylpyrimidin-5-yl)methyl]pyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 1872.0 [1] |
| 6-[(3S,4S)-4-Methyl-1-[(6-methylpyridin-3-yl)methyl]pyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 979.0 [1] |
| 6-[(3S,4S)-4-Methyl-1-[(5-methylpyrazin-2-yl)methyl]pyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 1603.0 [1] |
| 6-[(3S,4S)-1-[(3-Fluorophenyl)methyl]-4-methylpyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 693.0 [1] |
| 6-[(3S,4S)-1-[(4-Fluorophenyl)methyl]-4-methylpyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 165.0 [1] |
| 6-[(3S,4S)-1-Benzyl-4-ethylpyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 431.0 [1] |
| 6-[(3S,4S)-1-[(2-Fluorophenyl)methyl]-4-methylpyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 889.0 [1] |
| 6-[(3S,4S)-1-[(4-Methoxyphenyl)methyl]-4-methylpyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 466.0 [1] |
| 3-Propan-2-yl-5-[[(1S,2R)-2-(pyrimidin-2-ylamino)cyclohexyl]methyl]-2,6-dihydropyrazolo[4,3-d]pyrimidin-7-one | IC50 | 4400.0 [1] |
| 6-Benzyl-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 14.0 [1] |
| 1-Methyl-5-[[2-(2-morpholin-4-ylethoxy)phenyl]methyl]-3-propan-2-yl-6H-pyrazolo[4,3-d]pyrimidin-7-one | IC50 | 970.0 [1] |
| 5-[[(1S,2R)-2-(2-Morpholin-4-ylethoxy)cyclohexyl]methyl]-3-propan-2-yl-2,6-dihydropyrazolo[4,3-d]pyrimidin-7-one | IC50 | 2050.0 [1] |
| 2-(Oxan-4-yl)-N-[(1R,2S)-2-[(7-oxo-3-propan-2-yl-2,6-dihydropyrazolo[4,3-d]pyrimidin-5-yl)methyl]cyclohexyl]acetamide | IC50 | 3100.0 [1] |
| 1-(3-Morpholin-4-ylpropyl)-3-[(1R,2S)-2-[(7-oxo-3-propan-2-yl-2,6-dihydropyrazolo[4,3-d]pyrimidin-5-yl)methyl]cyclohexyl]urea | IC50 | 4200.0 [1] |
| 5-[[(1S,2R)-2-[(6-Methylpyridazin-3-yl)amino]cyclohexyl]methyl]-3-propan-2-yl-2,6-dihydropyrazolo[4,3-d]pyrimidin-7-one | IC50 | 7600.0 [1] |
| 2-[[(1R,2S)-2-[(7-Oxo-3-propan-2-yl-2,6-dihydropyrazolo[4,3-d]pyrimidin-5-yl)methyl]cyclohexyl]amino]-4-(trifluoromethyl)pyrimidine-5-carboxylic acid | IC50 | 10000.0 [1] |
| 6-[(3S,4S)-4-Methyl-1-(pyridin-2-ylmethyl)pyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 1858.0 [1] |
| 6-[(3S,4S)-4-Methylpyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 3421.0 [1] |
| 6-[(3R,4R)-1-Benzyl-4-methylpyrrolidin-3-yl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 5601.0 [1] |
| 1-(Oxan-4-yl)-6-[(1R)-1-(3-pyrimidin-2-yloxyazetidin-1-yl)ethyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 526.0 [1] |
| 1-(Oxan-4-yl)-6-[1-(3-pyrimidin-2-yloxyazetidin-1-yl)ethyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 1000.0 [1] |
| 1-Cyclopentyl-6-[1-(3-phenoxyazetidin-1-yl)ethyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | IC50 | 297.0 [1] |
| 2-[6-(5,8-Dimethyl-[1,2,4]triazolo[1,5-a]pyrazin-2-yl)-1H-benzimidazol-2-yl]-4-methyl-1,3-thiazole | IC50 | 10000.0 [1] |
| 2-[2-(4-Fluorophenyl)imidazo[1,2-a]pyrimidin-7-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 2-[2-(3-Chlorophenyl)imidazo[1,2-a]pyrimidin-7-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 2-[2-(2-Bromophenyl)imidazo[1,2-a]pyrimidin-7-yl]-5,8-dimethyl-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 7,8-Dimethoxy-N-[(2R)-1-(5-methyl-1H-pyrazol-3-yl)propan-2-yl]quinazolin-4-amine | IC50 | 579.0 [1] |
| 8-[(4-Hydroxycyclohexyl)amino]-3-(6-methoxypyridin-3-yl)-5-(2-propoxyethyl)pyrimido[5,4-c]pyridazin-6-one | IC50 | 2000.0 [1] |
| 3-[3-[(1S)-1-Quinolin-6-ylethyl]-[1,2,4]triazolo[4,3-b]pyridazin-6-yl]benzonitrile | IC50 | 1480.0 [1] |
| 6-[(1S)-1-[5-(1-Methylpyrazol-4-yl)triazolo[4,5-b]pyrazin-3-yl]ethyl]quinoline | IC50 | 10000.0 [1] |
| 2-[4-[3-[(1S)-1-Quinolin-6-ylethyl]triazolo[4,5-b]pyrazin-5-yl]pyrazol-1-yl]ethanol | IC50 | 10000.0 [1] |
| 6-[(1S)-1-[6-(3,4-Difluorophenyl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl]ethyl]quinoline | IC50 | 963.0 [1] |
| 7,8-Dimethoxy-N-[(2s)-1-(3-Methyl-1h-Pyrazol-5-Yl)propan-2-Yl]quinazolin-4-Amine | IC50 | 38.0 [1] |
| 5,8-Dimethyl-2-(2-phenyl-3H-benzimidazol-5-yl)-[1,2,4]triazolo[1,5-a]pyrazine | IC50 | 10000.0 [1] |
| 1-[(1S)-6-Chloro-2,3-dihydro-1H-inden-1-yl]-5,6-dimethoxyisoquinoline | IC50 | 7.0 [1] |