发明名称 Substituted thiophene- and furan-fused azolopyrimidine-5-(6H)-one compounds
摘要 Described herein are compounds and chemical entities of Formula (I), methods of their synthesis, compositions comprising them, and their use in treating numerous diseases and disorders, including cognitive deficits associated with CNS diseases and disorders.
申请公布号 US9499562(B2) 申请公布日期 2016.11.22
申请号 US201314408927 申请日期 2013.06.18
申请人 DART NEUROSCIENCE (CAYMAN) LTD. 发明人 Branstetter Bryan;Breitenbucher James;Dyck Brian;Gomez Laurent;Hudson Andrew Richard;Marrone Tami Jo;Peters Marco;Vickers Troy
分类号 C07D495/14;C07D495/22;C07D491/147;C07D491/22;C07D487/14;C07D471/14;C07D491/107;C07D498/08;C07D519/00;C07D495/12 主分类号 C07D495/14
代理机构 Knobbe, Martens, Olson & Bear LLP 代理人 Knobbe, Martens, Olson & Bear LLP
主权项 1. A chemical entity of Formula I: wherein: X is —CH— or —N—; Y is —O— or —S—; M is 0-5; R1 is each independently selected from the group consisting of: H, halo, —CN, —C1-6alkyl, —C1-6haloalkyl, —C1-6thioalkyl, —C1-6alkoxy, —C1-6haloalkoxy, —SO2C1-6alkyl, aryl, heteroaryl, and heterocycloalkyl; R3 and R4 are each independently selected from the group consisting of —H, halo, —C1-6alkyl, —C1-6haloalkyl, —CH2OH, —C1-6alkoxy, —C1-6haloalkoxy, aryl, optionally substituted 5 or 6 membered heteroaryl, —(C1-C6alkyl)aryl, —(C1-C6 alkyl)heteroaryl, and —(CR10R11)1-3NR12R13; or R3 and R4 taken together with the carbons to which they are attached form a saturated or unsaturated monocylic ring system, having the following structure: or R3 is ((2R,6S)-2,6-dimethylmorpholin-4-yl)methyl, ((2S,6R)-2,6-dimethylmorpholin-4-yl)methyl, (1,4-oxazepan-4-yl)methyl, (1,4-oxazepan-4-ylmethyl), (2,2-dimethylmorpholino)methyl, (3-hydroxyazetidin-1-yl)methyl, (4-(methylsulfonyl)piperazin-1-yl)methyl, (4-acetyl-1,4-diazepan-1-yl)methyl, (4-acetylpiperazin-1-yl)methyl, (4-ethyl-3-oxopiperazin-1-yl)methyl, (4-methylpiperazin-1-yl)methyl, [3-(2-fluorophenoxy)azetidin-1-yl]methyl, [4-(2-fluorophenyl)piperazin-1-yl]methyl, [4-(3-fluorophenyl)piperazin-1-yl]methyl, [4-(4-fluorophenyl)piperazin-1-yl]methyl, [4-(morpholin-4-yl)piperidin-1-yl]methyl, [4-(pyridin-4-yloxy)piperidin-1-yl]methyl, {1,1-difluoro-5-azaspiro [2.4]heptan-5-yl}methyl, 2-oxa-7-azaspiro[3.5]nonan-7-ylmethyl, 4-thiomorpholine-1,1-dione, 7-oxa-2-azaspiro[3.5]nonan-2-ylmethyl, or morpholinomethyl, and R4 is H or —CH3; or R3 and R4 taken together with the carbons to which they are attached form a six member monocyclic ring system, wherein D is —N(R9)—, and R9 is H, —C1-6alkyl, —C1-6haloalkyl, —SO2CH3, benzyl, benzoyl, (3-chlorobenzyl), (4-chlorobenzyl), (3-chlorobenzoyl), (4-chlorobenzoyl), (2-fluorobenzyl), (4-fluorobenzyl), (pyridin-2-yl), (pyridin-2-ylmethyl), (pyridin-4-ylmethyl), (pyrimidin-2-ylmethyl), (pyrimidin-4-ylmethyl), (pyrazine-2-carbonyl), cyclopropylmethyl, (cyclopropanecarbonyl), (2,2-difluorocyclopropanecarbonyl), (tetrahydro-2H-pyran-4-yl)methyl, (oxetan-3-yl), (3-methyloxetan-3-yl)methyl, (tetrahydrofuran-3-yl)methyl, (tetrahydrofuran-3-carbonyl), (tetrahydro-2H-pyran-2-yl)methyl, (tetrahydro-2H-pyran-4-yl)methyl, (tetrahydro-2H-pyran-3-yl)methyl, (1-methyl-1H-imidazol-2-yl)methyl, (4-methylthiazol-5-yl)methyl, (5-methyl-1,3,4-thiadiazol-2-yl)methyl, (1,1-dioxidothietan-3-yl), (1,4-dioxan-2-yl)methyl), (5-oxotetrahydrofuran-2-yl)methyl, (1-methylpyrrolidine-3-carbonyl), (pyrrolidine-3-carbonyl), or (morpholin-2-ylmethyl); D is —O—, —N(R9)—, or a bond; m and n are each independently 0-4, with the proviso that the sum of m and n is 1-5 when D is —O—, —N(R9)—, or is 2-6 when D is a bond; and with the proviso that when D is a bond, R1 is not —Cl in the para position; R5, R6, R7, R8, are each independently selected from the group consisting of: —H, —F, —C1-6alkyl, —C1-6haloalkyl, —OH, —C1-6alkoxy, —C1-6haloalkoxy; R9 is selected from the group consisting of —H, —C1-6alkyl, —C1-6thioalkyl, —C1-6haloalkyl, —CO2C1-6alkyl, —SO2(C1-6alkyl), —C1-6alkyl(aryl), —C1-6alkyl(C3-6cycloalkyl), —C1-6alkyl(heterocycloalkyl), —C1-6alkyl(heteroaryl), heteroaryl, —CO(aryl), —CO(heteroaryl), —CO(heterocycloalkyl), —CO(C3-6cycloalkyl), wherein each aryl, cycloalkyl, heterocycloalkyl, heteroaryl are optionally unsubstituted or substituted with a member each independently selected from the group consisting of —H, —Cl, —F, and —CH3; R10 and R11 are each independently selected from the group consisting of —H, —F, —C1-6alkyl, —CF3 and —OH; R12 and R13 are each independently selected from the group consisting of —H, —C1-6 alkyl, —C3-6cycloalkyl, —C1-6alkyl(aryl), —C1-6alkyl(heteroaryl), —C1-6alkyl(heterocycloalkyl), —CH2CON(C1-6alkyl)2; or R12 is H or —C1-6alkyl and R13 is —CH3, —CH2CON(CH3)2, cyclopropyl, benzyl, 3-pyridyl, oxan-4-ylmethyl, 2,2-dimethyloxan-4-yl, (3-methyloxetan-3-yl)methyl, (tetrahydrofuran-2-yl)methyl or (tetrahydrofuran-3-yl)methyl; or R12 is H, —C1-6alkyl, R13 is —CH3, —CH2CON(CH3)2, cyclopropyl, benzyl, 3-pyridyl, (tetrahydrofuran-2-yl)methyl, (tetrahydrofuran-3-yl)methyl, oxan-4-ylmethyl, 2,2-dimethyloxan-4-yl or (3-methyloxetan-3-yl)methyl; or R12 and R13 are taken together with the nitrogen to which they are attached form a heterocycloalkyl ring, optionally substituted with one or more R14, where each R14 is independently selected from the group consisting of —H, —C1-6alkyl, —CH2OH, —OH, —COCH3, —SO2CH3, —O-pyridyl, 2-fluorophenyl, 3-fluorophenyl, 4-fluorophenyl, —O-phenyl, —O-(2-fluorophenyl), -morpholino, 1,1-difluoro-cyclopropyl, or two R14 members are taken together to form a —C3-6heterocycloalkyl; or R12 and R13 are taken together with the nitrogen to which they are attached to form a heterocycloalkyl ring selected from (2R,6S)-2,6-dimethylmorpholine, (2S,6R)-2,6-dimethylmorpholine, (3R,5 S)-3,5-dimethylpiperazine, 1,1-difluoro-5-azaspiro[2.4]heptane, 1,4-oxazepane, 2-(methoxymethyl)pyrrolidine, 2,2-dimethylmorpholine, 2,6-dimethylmorpholine, 2-ethylmorpholine, 2-methylmorpholine, 2-oxa-5-azabicyclo[2.2.1]heptane, 3-(2-fluorophenoxy)azetidine, 3,3,4-trimethylpiperazine, 3,4-dimethylpiperazine, 3-hydroxyazetidine, 3-methylmorpholine, 3-oxopiperazine, 4-(2-fluorophenyl)piperazine, 4-(3-fluorophenyl)piperazine, 4-(4-fluorophenyl)piperazine, 4-(methylsulfonyl)piperazine, 4-(morpholin-4-yl)piperidine, 4-(pyridin-4-yloxy)piperidine, 4-acetyl-1,4-diazepane, 4-acetylpiperazine, 4-ethyl-3-oxopiperazine, 4-hydroxypiperidine, 4-isopropylpiperazine, 4-methyl-piperazine, 4-thiomorpholine-1,1-dione, 8-oxa-3-azabicyclo[3.2.1]octane, isoindoline, morpholine, octahydropyrrolo[1,2-a]pyrazine, piperazine, and pyrrolidine; wherein the chemical entity is selected from the group consisting of compounds of Formula (I), and pharmaceutically acceptable salts of compounds of Formula (I).
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