EP1551846A1 - Azabicyclic spiroether derivatives as receptor antagonists - Google Patents
Azabicyclic spiroether derivatives as receptor antagonistsInfo
- Publication number
- EP1551846A1 EP1551846A1 EP02807882A EP02807882A EP1551846A1 EP 1551846 A1 EP1551846 A1 EP 1551846A1 EP 02807882 A EP02807882 A EP 02807882A EP 02807882 A EP02807882 A EP 02807882A EP 1551846 A1 EP1551846 A1 EP 1551846A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- 4alkyl
- azabicyclo
- compound
- group
- βalkyl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- NJLYCNZOTQCQMC-UHFFFAOYSA-N 2-hexa-2,4-diynyl-1,6-dioxaspiro[4.4]non-3-ene Chemical class C1=CC(CC#CC#CC)OC11OCCC1 NJLYCNZOTQCQMC-UHFFFAOYSA-N 0.000 title description 3
- 239000002464 receptor antagonist Substances 0.000 title description 3
- 229940044551 receptor antagonist Drugs 0.000 title description 3
- 150000001875 compounds Chemical class 0.000 claims abstract description 187
- 206010047700 Vomiting Diseases 0.000 claims abstract description 8
- 208000002193 Pain Diseases 0.000 claims abstract description 6
- 230000036407 pain Effects 0.000 claims abstract description 6
- 208000019901 Anxiety disease Diseases 0.000 claims abstract description 4
- 230000002265 prevention Effects 0.000 claims abstract 5
- 206010061218 Inflammation Diseases 0.000 claims abstract 3
- 206010036376 Postherpetic Neuralgia Diseases 0.000 claims abstract 3
- 230000036506 anxiety Effects 0.000 claims abstract 3
- 230000004054 inflammatory process Effects 0.000 claims abstract 3
- -1 Ci-βalkyl Chemical group 0.000 claims description 71
- 239000001257 hydrogen Substances 0.000 claims description 51
- 229910052739 hydrogen Inorganic materials 0.000 claims description 51
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 47
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 36
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 34
- 229910052736 halogen Inorganic materials 0.000 claims description 25
- 150000002367 halogens Chemical class 0.000 claims description 25
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 23
- 150000003839 salts Chemical class 0.000 claims description 22
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 17
- 229910052757 nitrogen Inorganic materials 0.000 claims description 16
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 16
- 229920006395 saturated elastomer Polymers 0.000 claims description 16
- 125000001072 heteroaryl group Chemical group 0.000 claims description 14
- 125000006272 (C3-C7) cycloalkyl group Chemical group 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 125000003118 aryl group Chemical group 0.000 claims description 12
- 125000001424 substituent group Chemical group 0.000 claims description 12
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 11
- 229910052701 rubidium Inorganic materials 0.000 claims description 11
- 229910003827 NRaRb Inorganic materials 0.000 claims description 10
- 229910052731 fluorine Inorganic materials 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 9
- 239000011737 fluorine Chemical group 0.000 claims description 9
- 229910052705 radium Inorganic materials 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 8
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 8
- 125000006413 ring segment Chemical group 0.000 claims description 8
- 125000000876 trifluoromethoxy group Chemical group FC(F)(F)O* 0.000 claims description 8
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical group [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 7
- 229910052801 chlorine Chemical group 0.000 claims description 7
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 6
- 102000003141 Tachykinin Human genes 0.000 claims description 6
- 208000035475 disorder Diseases 0.000 claims description 6
- 239000003814 drug Substances 0.000 claims description 6
- 125000005842 heteroatom Chemical group 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 108060008037 tachykinin Proteins 0.000 claims description 6
- 125000000882 C2-C6 alkenyl group Chemical group 0.000 claims description 5
- 125000004043 oxo group Chemical group O=* 0.000 claims description 5
- 125000002373 5 membered heterocyclic group Chemical group 0.000 claims description 4
- 125000003320 C2-C6 alkenyloxy group Chemical group 0.000 claims description 4
- 125000003601 C2-C6 alkynyl group Chemical group 0.000 claims description 4
- 208000019695 Migraine disease Diseases 0.000 claims description 4
- JCXJVPUVTGWSNB-UHFFFAOYSA-N Nitrogen dioxide Chemical compound O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 claims description 4
- 239000005864 Sulphur Substances 0.000 claims description 4
- 125000006615 aromatic heterocyclic group Chemical group 0.000 claims description 4
- 125000004104 aryloxy group Chemical group 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 claims description 4
- 125000005843 halogen group Chemical group 0.000 claims description 4
- 206010027599 migraine Diseases 0.000 claims description 4
- 239000008194 pharmaceutical composition Substances 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 239000003937 drug carrier Substances 0.000 claims description 3
- 239000000546 pharmaceutical excipient Substances 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 125000004070 6 membered heterocyclic group Chemical group 0.000 claims description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical group FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 2
- 150000001204 N-oxides Chemical class 0.000 claims description 2
- 229910003667 SRa Inorganic materials 0.000 claims description 2
- 125000004429 atom Chemical group 0.000 claims description 2
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 2
- XSXHWVKGUXMUQE-UHFFFAOYSA-N osmium dioxide Inorganic materials O=[Os]=O XSXHWVKGUXMUQE-UHFFFAOYSA-N 0.000 claims description 2
- 125000001820 oxy group Chemical group [*:1]O[*:2] 0.000 claims description 2
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 2
- 238000002560 therapeutic procedure Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 109
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 88
- 239000000203 mixture Substances 0.000 description 85
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 77
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 66
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 61
- AFABGHUZZDYHJO-UHFFFAOYSA-N 2-Methylpentane Chemical compound CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 50
- 239000000243 solution Substances 0.000 description 42
- 238000006243 chemical reaction Methods 0.000 description 36
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 34
- 239000000741 silica gel Substances 0.000 description 34
- 229910002027 silica gel Inorganic materials 0.000 description 34
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 30
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 29
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 28
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 26
- 239000011541 reaction mixture Substances 0.000 description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 22
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 21
- 238000004587 chromatography analysis Methods 0.000 description 21
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 20
- 239000007832 Na2SO4 Substances 0.000 description 19
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 19
- 229910052938 sodium sulfate Inorganic materials 0.000 description 19
- 239000002904 solvent Substances 0.000 description 18
- 239000000284 extract Substances 0.000 description 16
- 239000000706 filtrate Substances 0.000 description 16
- 150000002431 hydrogen Chemical group 0.000 description 16
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 15
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 11
- FAMRKDQNMBBFBR-BQYQJAHWSA-N diethyl azodicarboxylate Substances CCOC(=O)\N=N\C(=O)OCC FAMRKDQNMBBFBR-BQYQJAHWSA-N 0.000 description 11
- FAMRKDQNMBBFBR-UHFFFAOYSA-N ethyl n-ethoxycarbonyliminocarbamate Chemical compound CCOC(=O)N=NC(=O)OCC FAMRKDQNMBBFBR-UHFFFAOYSA-N 0.000 description 11
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 10
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 9
- 239000012267 brine Substances 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 9
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 9
- 229910052740 iodine Inorganic materials 0.000 description 9
- 238000006722 reduction reaction Methods 0.000 description 9
- 230000002829 reductive effect Effects 0.000 description 9
- 238000010992 reflux Methods 0.000 description 9
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 9
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 8
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 8
- 230000008570 general process Effects 0.000 description 8
- 239000011630 iodine Substances 0.000 description 8
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 8
- YUHZIUAREWNXJT-UHFFFAOYSA-N (2-fluoropyridin-3-yl)boronic acid Chemical class OB(O)C1=CC=CN=C1F YUHZIUAREWNXJT-UHFFFAOYSA-N 0.000 description 7
- QCQCHGYLTSGIGX-GHXANHINSA-N 4-[[(3ar,5ar,5br,7ar,9s,11ar,11br,13as)-5a,5b,8,8,11a-pentamethyl-3a-[(5-methylpyridine-3-carbonyl)amino]-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3h-cyclopenta[a]chrysen-9-yl]oxy]-2,2-dimethyl-4-oxobutanoic acid Chemical compound N([C@@]12CC[C@@]3(C)[C@]4(C)CC[C@H]5C(C)(C)[C@@H](OC(=O)CC(C)(C)C(O)=O)CC[C@]5(C)[C@H]4CC[C@@H]3C1=C(C(C2)=O)C(C)C)C(=O)C1=CN=CC(C)=C1 QCQCHGYLTSGIGX-GHXANHINSA-N 0.000 description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 7
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 6
- 239000002253 acid Substances 0.000 description 6
- 229910052794 bromium Inorganic materials 0.000 description 6
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 6
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 6
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 6
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 238000000524 positive electrospray ionisation mass spectrometry Methods 0.000 description 6
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- NHGXDBSUJJNIRV-UHFFFAOYSA-M tetrabutylammonium chloride Chemical compound [Cl-].CCCC[N+](CCCC)(CCCC)CCCC NHGXDBSUJJNIRV-UHFFFAOYSA-M 0.000 description 6
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 5
- 239000000460 chlorine Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000012044 organic layer Substances 0.000 description 5
- 239000000651 prodrug Substances 0.000 description 5
- 229940002612 prodrug Drugs 0.000 description 5
- 238000001953 recrystallisation Methods 0.000 description 5
- 239000012258 stirred mixture Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 description 4
- 125000003342 alkenyl group Chemical group 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 4
- 235000019270 ammonium chloride Nutrition 0.000 description 4
- 239000000010 aprotic solvent Substances 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 4
- 235000019341 magnesium sulphate Nutrition 0.000 description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 4
- ZCFOBLITZWHNNC-UHFFFAOYSA-N oct-3-en-2-one Chemical compound CCCCC=CC(C)=O ZCFOBLITZWHNNC-UHFFFAOYSA-N 0.000 description 4
- 229910052763 palladium Inorganic materials 0.000 description 4
- LXNAVEXFUKBNMK-UHFFFAOYSA-N palladium(II) acetate Substances [Pd].CC(O)=O.CC(O)=O LXNAVEXFUKBNMK-UHFFFAOYSA-N 0.000 description 4
- WFIZEGIEIOHZCP-UHFFFAOYSA-M potassium formate Chemical compound [K+].[O-]C=O WFIZEGIEIOHZCP-UHFFFAOYSA-M 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 125000006239 protecting group Chemical group 0.000 description 4
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 4
- 235000017557 sodium bicarbonate Nutrition 0.000 description 4
- 235000011152 sodium sulphate Nutrition 0.000 description 4
- FPGGTKZVZWFYPV-UHFFFAOYSA-M tetrabutylammonium fluoride Chemical compound [F-].CCCC[N+](CCCC)(CCCC)CCCC FPGGTKZVZWFYPV-UHFFFAOYSA-M 0.000 description 4
- AQRLNPVMDITEJU-UHFFFAOYSA-N triethylsilane Chemical compound CC[SiH](CC)CC AQRLNPVMDITEJU-UHFFFAOYSA-N 0.000 description 4
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 3
- ILFBJOYDJACNDR-UHFFFAOYSA-N 1-benzyl-2-phenylpyridin-1-ium-3-ol;bromide Chemical compound [Br-].C=1C=CC=CC=1C=1C(O)=CC=C[N+]=1CC1=CC=CC=C1 ILFBJOYDJACNDR-UHFFFAOYSA-N 0.000 description 3
- 125000004793 2,2,2-trifluoroethoxy group Chemical group FC(CO*)(F)F 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 description 3
- 239000002168 alkylating agent Substances 0.000 description 3
- 229940100198 alkylating agent Drugs 0.000 description 3
- 125000000304 alkynyl group Chemical group 0.000 description 3
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 3
- 125000002393 azetidinyl group Chemical group 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 125000000131 cyclopropyloxy group Chemical group C1(CC1)O* 0.000 description 3
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 3
- 229910000397 disodium phosphate Inorganic materials 0.000 description 3
- 235000019800 disodium phosphate Nutrition 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 125000001153 fluoro group Chemical group F* 0.000 description 3
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 3
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- 208000027866 inflammatory disease Diseases 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
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- MJGFBOZCAJSGQW-UHFFFAOYSA-N mercury sodium Chemical compound [Na].[Hg] MJGFBOZCAJSGQW-UHFFFAOYSA-N 0.000 description 3
- 150000007524 organic acids Chemical class 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 229910000027 potassium carbonate Inorganic materials 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 3
- 125000002112 pyrrolidino group Chemical group [*]N1C([H])([H])C([H])([H])C([H])([H])C1([H])[H] 0.000 description 3
- 229910001023 sodium amalgam Inorganic materials 0.000 description 3
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 3
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 3
- 150000003536 tetrazoles Chemical class 0.000 description 3
- 125000003831 tetrazolyl group Chemical group 0.000 description 3
- 229910052723 transition metal Inorganic materials 0.000 description 3
- 150000003624 transition metals Chemical class 0.000 description 3
- DBGVGMSCBYYSLD-UHFFFAOYSA-N tributylstannane Chemical compound CCCC[SnH](CCCC)CCCC DBGVGMSCBYYSLD-UHFFFAOYSA-N 0.000 description 3
- ZZRPJWCNCLSOLR-UHFFFAOYSA-N trimethyl(prop-2-ynoxy)silane Chemical compound C[Si](C)(C)OCC#C ZZRPJWCNCLSOLR-UHFFFAOYSA-N 0.000 description 3
- 239000001764 (E)-oct-3-en-2-one Substances 0.000 description 2
- QWENRTYMTSOGBR-UHFFFAOYSA-N 1H-1,2,3-Triazole Chemical compound C=1C=NNN=1 QWENRTYMTSOGBR-UHFFFAOYSA-N 0.000 description 2
- RMLCYZLELSMOAX-UHFFFAOYSA-N 2-cyclopropyloxy-5-(trifluoromethoxy)benzaldehyde Chemical compound O=CC1=CC(OC(F)(F)F)=CC=C1OC1CC1 RMLCYZLELSMOAX-UHFFFAOYSA-N 0.000 description 2
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 2
- NSPMIYGKQJPBQR-UHFFFAOYSA-N 4H-1,2,4-triazole Chemical compound C=1N=CNN=1 NSPMIYGKQJPBQR-UHFFFAOYSA-N 0.000 description 2
- ZFFHEWZHKYXBQW-UHFFFAOYSA-N 7-iodo-2-methyl-5-(trifluoromethoxy)-2,3-dihydro-1-benzofuran Chemical compound FC(F)(F)OC1=CC(I)=C2OC(C)CC2=C1 ZFFHEWZHKYXBQW-UHFFFAOYSA-N 0.000 description 2
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- AGEZXYOZHKGVCM-UHFFFAOYSA-N benzyl bromide Chemical compound BrCC1=CC=CC=C1 AGEZXYOZHKGVCM-UHFFFAOYSA-N 0.000 description 1
- 125000000051 benzyloxy group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])O* 0.000 description 1
- 125000002619 bicyclic group Chemical group 0.000 description 1
- 229940088623 biologically active substance Drugs 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 208000028683 bipolar I disease Diseases 0.000 description 1
- 208000022257 bipolar II disease Diseases 0.000 description 1
- 206010006451 bronchitis Diseases 0.000 description 1
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 230000007073 chemical hydrolysis Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 208000007451 chronic bronchitis Diseases 0.000 description 1
- LSXDOTMGLUJQCM-UHFFFAOYSA-M copper(i) iodide Chemical compound I[Cu] LSXDOTMGLUJQCM-UHFFFAOYSA-M 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 125000000000 cycloalkoxy group Chemical group 0.000 description 1
- 125000001316 cycloalkyl alkyl group Chemical group 0.000 description 1
- 125000001995 cyclobutyl group Chemical group [H]C1([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000001352 cyclobutyloxy group Chemical group C1(CCC1)O* 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 description 1
- 125000004186 cyclopropylmethyl group Chemical group [H]C([H])(*)C1([H])C([H])([H])C1([H])[H] 0.000 description 1
- 208000026725 cyclothymic disease Diseases 0.000 description 1
- 231100000433 cytotoxic Toxicity 0.000 description 1
- 230000001472 cytotoxic effect Effects 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- HQWPLXHWEZZGKY-UHFFFAOYSA-N diethylzinc Chemical compound CC[Zn]CC HQWPLXHWEZZGKY-UHFFFAOYSA-N 0.000 description 1
- NZZFYRREKKOMAT-UHFFFAOYSA-N diiodomethane Chemical compound ICI NZZFYRREKKOMAT-UHFFFAOYSA-N 0.000 description 1
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 239000002552 dosage form Substances 0.000 description 1
- 208000024732 dysthymic disease Diseases 0.000 description 1
- 230000007071 enzymatic hydrolysis Effects 0.000 description 1
- 238000006047 enzymatic hydrolysis reaction Methods 0.000 description 1
- 230000001667 episodic effect Effects 0.000 description 1
- UJTPZISIAWDGFF-UHFFFAOYSA-N ethenylsulfonylbenzene Chemical compound C=CS(=O)(=O)C1=CC=CC=C1 UJTPZISIAWDGFF-UHFFFAOYSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000003818 flash chromatography Methods 0.000 description 1
- 125000003709 fluoroalkyl group Chemical group 0.000 description 1
- UHCBBWUQDAVSMS-UHFFFAOYSA-N fluoroethane Chemical compound CCF UHCBBWUQDAVSMS-UHFFFAOYSA-N 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000012458 free base Substances 0.000 description 1
- 238000004108 freeze drying Methods 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 150000003840 hydrochlorides Chemical class 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- SHFJWMWCIHQNCP-UHFFFAOYSA-M hydron;tetrabutylazanium;sulfate Chemical compound OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC SHFJWMWCIHQNCP-UHFFFAOYSA-M 0.000 description 1
- CBOIHMRHGLHBPB-UHFFFAOYSA-N hydroxymethyl Chemical compound O[CH2] CBOIHMRHGLHBPB-UHFFFAOYSA-N 0.000 description 1
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 description 1
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 208000002551 irritable bowel syndrome Diseases 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- ZLTPDFXIESTBQG-UHFFFAOYSA-N isothiazole Chemical compound C=1C=NSC=1 ZLTPDFXIESTBQG-UHFFFAOYSA-N 0.000 description 1
- 125000001786 isothiazolyl group Chemical group 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000012280 lithium aluminium hydride Substances 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- FRIJBUGBVQZNTB-UHFFFAOYSA-M magnesium;ethane;bromide Chemical compound [Mg+2].[Br-].[CH2-]C FRIJBUGBVQZNTB-UHFFFAOYSA-M 0.000 description 1
- 208000024714 major depressive disease Diseases 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- CWWARWOPSKGELM-SARDKLJWSA-N methyl (2s)-2-[[(2s)-2-[[2-[[(2s)-2-[[(2s)-2-[[(2s)-5-amino-2-[[(2s)-5-amino-2-[[(2s)-1-[(2s)-6-amino-2-[[(2s)-1-[(2s)-2-amino-5-(diaminomethylideneamino)pentanoyl]pyrrolidine-2-carbonyl]amino]hexanoyl]pyrrolidine-2-carbonyl]amino]-5-oxopentanoyl]amino]-5 Chemical compound C([C@@H](C(=O)NCC(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCSC)C(=O)OC)NC(=O)[C@H](CC=1C=CC=CC=1)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H]1N(CCC1)C(=O)[C@H](CCCCN)NC(=O)[C@H]1N(CCC1)C(=O)[C@@H](N)CCCN=C(N)N)C1=CC=CC=C1 CWWARWOPSKGELM-SARDKLJWSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 125000002950 monocyclic group Chemical group 0.000 description 1
- 210000003097 mucus Anatomy 0.000 description 1
- ULWOJODHECIZAU-UHFFFAOYSA-N n,n-diethylpropan-2-amine Chemical compound CCN(CC)C(C)C ULWOJODHECIZAU-UHFFFAOYSA-N 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- WCPAKWJPBJAGKN-UHFFFAOYSA-N oxadiazole Chemical compound C1=CON=N1 WCPAKWJPBJAGKN-UHFFFAOYSA-N 0.000 description 1
- 125000001715 oxadiazolyl group Chemical group 0.000 description 1
- 230000008058 pain sensation Effects 0.000 description 1
- NXJCBFBQEVOTOW-UHFFFAOYSA-L palladium(2+);dihydroxide Chemical compound O[Pd]O NXJCBFBQEVOTOW-UHFFFAOYSA-L 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 125000003356 phenylsulfanyl group Chemical group [*]SC1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 125000003170 phenylsulfonyl group Chemical group C1(=CC=CC=C1)S(=O)(=O)* 0.000 description 1
- 125000003386 piperidinyl group Chemical group 0.000 description 1
- 125000005936 piperidyl group Chemical group 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 239000003880 polar aprotic solvent Substances 0.000 description 1
- 208000028173 post-traumatic stress disease Diseases 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 230000000069 prophylactic effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 208000020016 psychiatric disease Diseases 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 125000003373 pyrazinyl group Chemical group 0.000 description 1
- 125000003226 pyrazolyl group Chemical group 0.000 description 1
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical compound C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 description 1
- 125000002098 pyridazinyl group Chemical group 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 238000001959 radiotherapy Methods 0.000 description 1
- 102000005962 receptors Human genes 0.000 description 1
- 108020003175 receptors Proteins 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 206010039083 rhinitis Diseases 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 230000020341 sensory perception of pain Effects 0.000 description 1
- 229910001958 silver carbonate Inorganic materials 0.000 description 1
- LKZMBDSASOBTPN-UHFFFAOYSA-L silver carbonate Substances [Ag].[O-]C([O-])=O LKZMBDSASOBTPN-UHFFFAOYSA-L 0.000 description 1
- KZJPVUDYAMEDRM-UHFFFAOYSA-M silver;2,2,2-trifluoroacetate Chemical compound [Ag+].[O-]C(=O)C(F)(F)F KZJPVUDYAMEDRM-UHFFFAOYSA-M 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- WRIKHQLVHPKCJU-UHFFFAOYSA-N sodium bis(trimethylsilyl)amide Chemical compound C[Si](C)(C)N([Na])[Si](C)(C)C WRIKHQLVHPKCJU-UHFFFAOYSA-N 0.000 description 1
- 239000012312 sodium hydride Substances 0.000 description 1
- 229910000104 sodium hydride Inorganic materials 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 239000012453 solvate Substances 0.000 description 1
- 201000001716 specific phobia Diseases 0.000 description 1
- HCAOYYYWVQJECS-UHFFFAOYSA-N spiro[3H-furan-2,2'-8-azabicyclo[3.2.1]octane] Chemical compound O1C2(CC=C1)C1CCC(CC2)N1 HCAOYYYWVQJECS-UHFFFAOYSA-N 0.000 description 1
- KXCAEQNNTZANTK-UHFFFAOYSA-N stannane Chemical compound [SnH4] KXCAEQNNTZANTK-UHFFFAOYSA-N 0.000 description 1
- 229910000080 stannane Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000005062 synaptic transmission Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- VLLMWSRANPNYQX-UHFFFAOYSA-N thiadiazole Chemical compound C1=CSN=N1.C1=CSN=N1 VLLMWSRANPNYQX-UHFFFAOYSA-N 0.000 description 1
- 125000001113 thiadiazolyl group Chemical group 0.000 description 1
- 125000005505 thiomorpholino group Chemical group 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 108700012359 toxins Proteins 0.000 description 1
- 125000004306 triazinyl group Chemical group 0.000 description 1
- 150000003852 triazoles Chemical class 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- 125000002827 triflate group Chemical group FC(S(=O)(=O)O*)(F)F 0.000 description 1
- CCRMAATUKBYMPA-UHFFFAOYSA-N trimethyltin Chemical compound C[Sn](C)C.C[Sn](C)C CCRMAATUKBYMPA-UHFFFAOYSA-N 0.000 description 1
- COIOYMYWGDAQPM-UHFFFAOYSA-N tris(2-methylphenyl)phosphane Chemical compound CC1=CC=CC=C1P(C=1C(=CC=CC=1)C)C1=CC=CC=C1C COIOYMYWGDAQPM-UHFFFAOYSA-N 0.000 description 1
- 208000027491 vestibular disease Diseases 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 235000012431 wafers Nutrition 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/12—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains three hetero rings
- C07D491/20—Spiro-condensed systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
- A61P1/08—Drugs for disorders of the alimentary tract or the digestive system for nausea, cinetosis or vertigo; Antiemetics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/06—Antimigraine agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/22—Anxiolytics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/24—Antidepressants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
Definitions
- This invention relates to a class of azabicyclic compounds which are useful as tachykinin antagonists. More particularly, the compounds of the invention are spiroether derivatives of l-phenyl-8-azabicyclo[3.2.1]octane, which are useful as neurokinin 1 (NK-1) receptor antagonists.
- NK-1 neurokinin 1
- the present invention provides compounds of the formula (I):
- Z is -CR 9 R 10 CH 2 - or -CH 2 CR 9 R 10 -;
- R 1 represents hydrogen, hydroxy, C ⁇ -6alkyl, C 2 -6alkenyl, C3-7cycloalkyl, C3-7cycloalkylC ⁇ -4alkyl, Ci- ⁇ alkoxy, fluoroCi- ⁇ alkoxy, hydroxyCi- ⁇ alkyl, C ⁇ -6alkoxyC ⁇ -4alkyl, Ci- ⁇ alkoxyCwalkoxy, fluoroC ⁇ -6alkoxyC ⁇ -4alkyl, C2-6alkenyloxy, C3-7cycloalkoxy, C3-7cycloalkylC ⁇ -4alkoxy, phenoxy, benzyloxy, cyano, halogen, NR a R b , SR a , SOR a , SO 2 R a , OSO 2 R a , NR a COR 12 , COR a , CO 2 R a or CONR a R b where R a and R b each independently represent hydrogen, C ⁇ - 4 alkyl or fluoro
- R 3 represents hydrogen, halogen, Ci- ⁇ alkyl, fluoroCi-ealkyl, Ci- ⁇ alkoxy, fluoroCi- ⁇ alkoxy, C3-7cycloalkyl, C3-7cycloalkylC ⁇ -4alkyl, cyano, SR a , SOR a , SU2R a , NR a R b , NR a COR 12 , COR a , CO 2 R a , CONR a R b or CwaUsyl substituted by cyano, CO 2 R a or CONR a R b where R a and R b are as previously defined; or R 3 represents a 5- or 6-membered aromatic heterocyclic group containing 1, 2, 3 or 4 heteroatoms, selected from nitrogen, oxygen and sulphur, which group is optionally substituted by one or two groups selected from C ⁇ -6alkyl, Ci- ⁇ alkoxy, C3-7cycloalkyl, C3-7cycloal
- R 4 represents hydrogen, halogen, Ci- ⁇ alkyl, Ci- ⁇ alkoxy, CF3, OCF3, NO2, CN, SR a , SOR a , SO 2 R a , CO 2 R a , CONR a R b , C 2 - 6 alkenyl, C 2 -6alkynyl or Cwalkyl substituted by C ⁇ - 4 alkoxy, where R a and R b are as previously defined;
- R 5 represents hydrogen, halogen, C ⁇ -6alkyl, CF3 or Ci- ⁇ alkoxy substituted by C ⁇ -4alkoxy;
- R 6 represents hydrogen, hydroxy, COR a , CO 2 R a , COCONR a R , COCO 2 R a , Ci- ⁇ alkyl optionally substituted by a group selected from (CO 2 R a , CONR a R b , hydroxy, CN, COR a , NR a R , C(NOH)NR a R , CONHphenyl(C ⁇ -4alkyl), COCO 2 R a , CONHNR a R b , C(S)NR a R , CONR a C ⁇ - 6 alkylR 14 , CONR ⁇ Cs-ealkenyl, CONR ⁇ C ⁇ ealkynyl, COCONR a R b , CONR a C(NR )NR a R , CONR a heteroaryl, and phenyl optionally substituted by one, two or three substituents selected from Ci- ⁇ alkyl, Ci- ⁇ alkoxy, halogen and trifluor
- Y is Ci- ⁇ alkylene or C3-6cycloalkyl
- R 7 represents hydrogen or C ⁇ -4alkyl, C3-7cycloalkyl, C3-7cycloalkylC ⁇ -4alkyl, or C 2 -4alkyl substituted by C ⁇ -4alkoxy or hydroxyl
- R 8 represents hydrogen or C-walkyl, Cwalkoxy, C3-7cycloalkyl, C3-7cycloalkylC ⁇ -4alkyl, or C2-4alkyl substituted by a group selected from C ⁇ -4alkoxy, hydroxyl, CO 2 R a , NR a R b , aryl, aryloxy, heteroaryl or a 4, 5 or 6 membered heteroaliphatic ring containing one or two heteroatoms selected from N, O and S; or R 7 , R 8 and the nitrogen atom to which they are attached form a heteroaliphatic ring of 4 to 7 ring atoms, optionally substituted by one or two groups selected from hydroxy, phenyl, benzyl or Cwalkoxy optionally substituted by a C
- R 9 represents hydrogen, hydroxy, oxo, Ci- ⁇ alkyl, C 2 -6alkenyl, C2-6alkynyl, C3-7cycloalkyl, C3-7cycloalkylC ⁇ -4alkyl, fluoroC ⁇ -6alkyl, Ci- ⁇ alkoxy, fruoroC ⁇ -6alkoxy, hydroxyCi- ⁇ alkyl, C ⁇ -6alkoxyC ⁇ -4alkyl, C ⁇ -6alkoxyC ⁇ -4alkoxy, fluoroC ⁇ -6alkoxyC ⁇ -4alkyl, C 2 -6alkenyloxy, C2-6alkynyloxy, C3-7cycloalkoxy, C3-7cycloalkylC ⁇ -4alkoxy, aryl, aryKCHsO, aryloxy, aryl(CH2)oxy, cyano, halogen, NR 7 R 8 , CH 2 NR 7 R 8 , SR 12 , SOR 12 , SO2R 12 , OSO2R
- R 10 represents hydrogen, halogen or hydroxy
- R 11 represents hydrogen or Ci- ⁇ alkyl
- R 12 represents hydrogen, Ci- ⁇ alkyl, Ci- ⁇ alkoxy, fluoroCi- ⁇ alkyl or phenyl optionally substituted by one, two or three substituents selected from Ci- ⁇ alkyl, Ci- ⁇ alkoxy, halogen or trifluoromethyl;
- R 13 represents C ⁇ -4alkyl substituted by a group selected from hydroxy, COR a , CO2R a , CONR a R b and heteroaryl, where R a is as previously defined;
- R 14 represents OR a , CONR a R b or heteroaryl; and pharmaceutically acceptable salts or N-oxides thereof.
- a preferred class of compound of formula (I) is that wherein R 1 is a C ⁇ -6alkoxy, fluoroCi- ⁇ alkoxy or C3-7cycloalkoxy group, or R 1 together with the group R 2 forms a 5-membered saturated ring containing one oxygen atom, which ring is optionally substituted by a methyl group.
- a particularly preferred class of compound of formula (I) is that wherein
- R 1 is methoxy, trifluoromethoxy, 2,2,2-trifluoroethoxy, 2,2-difluoroethoxy, 2-fiuoroethoxy, cyclopropoxy or R 1 together with the group R 2 represents -OCH(CH 3 )CH2- or -N(CH 3 )C(O)C(CH3) 2 - to complete a 5-membered saturated ring, or -CH(OH)CH 2 OC(CH 3 )(CF3)-, -CH 2 CH2C(O)N(CH 3 )- or -CH(OH)CH 2 C(O)N(CH 3 )- to complete a 6-membered saturated ring.
- R 1 is methoxy or cyclopropoxy.
- R 2 is a hydrogen, fluorine or chlorine atom, especially a hydrogen atom.
- a further preferred class of compound of formula (I) is that wherein R 3 is a hydrogen or halogen atom or a fluoroCi ealkoxy group, especially fluorine, trifluoromethoxy or 2,2,2-trifluoroethoxy, or a 5-membered aromatic heterocyclic group as previously defined. Most preferably, R 3 is trifluoromethoxy or 5-(trifluoromethyl)tetrazol-l-yl, and especially trifluoromethoxy.
- a particularly preferred class of compound of formula (I) is that wherein R 1 is attached at the 2-position of the phenyl ring and R 3 is attached at the 5-position of the phenyl ring.
- a further preferred class of compound of formula (I) is that wherein R 4 is a hydrogen atom or a fluorine atom.
- Another preferred class of compound of formula (I) is that in which R 5 is a hydrogen atom.
- a further preferred class of compound of formula (I) is that wherein R 6 is a hydrogen atom or a Ci- ⁇ alkyl group. Most especially, R 6 is hydrogen or methyl.
- R 6 is a C ⁇ -6alkyl group, in particular CH 2 , CHXCH3) and CH2CH2 and especially CH2, substituted by a 5-membered heterocyclic ring containing 2 or 3 nitrogen atoms as previously defined.
- the 5-membered ring is a heterocyclic ring selected from l,3-imidazol-4-yl, l,2,4-triazol-3-yl, l,2,3-triazol-4-yl, 2-oxo-l,3-imidazol-4-yl, and 3-oxo-l,2,4-triazol-5-yl, any of which rings being optionally substituted by the group -Y-NR 7 R 8 .
- heterocyclic rings are selected from:
- R 9 represents hydrogen, hydroxy, oxo, Ci- ⁇ alkoxy, C ⁇ -6alkoxyC ⁇ -4alkyl, hydroxyCwalkyl, cyano, NR 7 R 8 , CH 2 NR 7 R 8 , SO 2 R d , CH(OH)R 12 , COR 12 , CO 2 R 12 , CONR 7 R 8 , phenyl, heteroaryl, heteroarylC ⁇ -4alkyl or CH2OR 13 , where said phenyl is optionally substituted by one or two substituents selected from Cwalkyl, C ⁇ -4alkoxy, halogen or trifluoromethyl.
- a further preferred class of compound of formula (I) is that wherein R 9 represents hydrogen, SO 2 R d (in particular where R d is phenyl) or CONR 7 R 8 (in particular where R 7 is C ⁇ -4alkyl or C2-4alkyl substituted by a hydroxyl or C ⁇ -2 alkoxy group and R 8 is hydrogen, Ci-4alkyl, C ⁇ -4alkoxy or C2-4alkyl substituted by a hydroxyl or C ⁇ -2alkoxy group, or R 7 and R 8 , together with the nitrogen atom to which they are attached, form an azetidinyl, pyrrolidinyl, piperidinyl, morpholino, thiomorpholino, piperazino or piperazino group substituted on the nitrogen atom by a C ⁇ - 4 alkyl, hydroxyC ⁇ -2alkyl, C ⁇ -4alkoxyC ⁇ -2alkyl, phenyl or benzyl group).
- R 10 represents hydrogen, fluorine or hydroxy, and in particular that wherein R 10 is hydrogen.
- Certain particularly apt compounds of the present invention include those wherein R 3 is a group selected from pyrrole, furan, thiene, pyridine, pyrazole, imidazole, oxazole, isoxazole, thiazole, isothiazole, pyrazine, pyrimidine, pyridazine, triazole, oxadiazole, thiadiazole, triazine, and tetrazole, each heteroaryl group being optionally substituted as previously defined.
- R 3 is a group selected from pyrrole, furan, thiene, pyridine, pyrazole, imidazole, oxazole, isoxazole, thiazole, isothiazole, pyrazine, pyrimidine, pyridazine, triazole, oxadiazole, thiadiazole, triazine, and tetrazole, each heteroaryl group being optionally substituted as previously defined
- Preferred compounds of the present invention are those wherein R 3 is a group selected from furan, pyridine, pyrazole, imidazole, oxazole, isoxazole, pyrazine, pyrimidine, thiazole, 1,2,3-triazole, 1,2,4-triazole, 1,2,4-oxadiazole,
- Particularly preferred compounds of the present invention are those wherein R 3 is a group selected from furan, pyridine, pyrimidine, 1,2,3-triazole, 1,2,4-triazole and tetrazole, each heteroaryl group being optionally substituted as previously defined.
- R 15 is hydrogen, halogen, Ci-ealkyl, C 1-6 alkoxy, CFs, OCF 3 , NO 2 , CN, SR a , SOR a , SO 2 R a , COR a , CO 2 R a , (CH 2 ) r CONR a R b , (CH 2 )rNR a R b or (CH 2 )rNR a COR , where R a and R b are hydrogen or C ⁇ -4alkyl, and r is zero, 1 or 2.
- R 15 is preferably hydrogen, Cwalkyl, especially methyl, CF3, (CH 2 )rCONR a R b , SOR a or SO 2 R a where R a , R and r are as previously defined. Most especially, R 15 is CF3.
- R 1 , R 2 , R 3 and R 4 are as defined in relation to formula (I) and Z is -CR ⁇ R W CHb-.
- Y (where present), may be a linear, branched or cyclic group.
- Favourably Y contains 1 to 4 carbon atoms and most favourably 1 or 2 carbon atoms.
- a particularly favourable group Y is CH 2 .
- R 7 may aptly be a C ⁇ -4alkyl group or a C 2 -4alkyl group substituted by a hydroxyl or C ⁇ - 2 alkoxy group
- R 8 may aptly be hydrogen or a group or a C2-4alkyl group substituted by a hydroxyl or C ⁇ - 2 alkoxy group
- R 7 and R 8 may be linked so that, together with the nitrogen atom to which they are attached, they form an azetidinyl, pyrrolidinyl, piperidyl, morpholino, thiomorpholino, piperazino or piperazino group substituted on the nitrogen atom by a C ⁇ - 4 alkyl group or a C 2 -4alkyl group substituted by a hydroxy or C ⁇ -2 alkoxy group.
- group NR 7 R 8 represents a heteroaliphatic ring of 4 to 7 ring atoms and said ring contains a double bond
- a particularly preferred group is 3-pyrroline.
- group NR 7 R 8 represents a non-aromatic azabicyclic ring system
- such a system may contain between 6 and 12, and preferably between 7 and 10, ring atoms.
- Suitable rings include 5-azabicyclo[2.1.1]hexyl, 5-azabicyclo[2.2.1]heptyl, 6-azabicyclo[3.2.1]octyl, 2-azabicyclo[2.2.2]octyl, 6-azabicyclo [3.2.2] nonyl, 6-azabicyclo [3.3.1] nonyl, 6-azabicyclo [3.2.2] decyl, 7-azabicyclo[4.3.1Jdecyl, 7-azabicyclo[4.4.1]undecyl and 8-azabicyclo[5.4.1]dodecyl, especially 5-azabicyclo[2.2.1]heptyl and 6-azabicyclo [3.2.1] octyl.
- R 8 represents a C2-4alkyl group substituted by a 4, 5 or 6 membered heteroaliphatic ring containing one or two heteroatoms selected from N, O and S
- suitable rings include azetidinyl, pyrrohdino, piperidino, piperazino, morpholino, or thiomorpholino.
- Particularly preferred are nitrogen containing heteroaliphatic rings, especially pyrrolidino and morpholino rings.
- moieties -Y-NR 7 R 8 include those wherein Y is CH 2 or CH2CH2 and NR 7 R 8 is amino, methylamino, dimethylamino, diethylamino, azetidinyl, pyrrolidino and morpholino.
- Y is preferably CH2 and NR 7 R 8 is preferably dimethylamino, azetidinyl or pyrrolidino, especially dimethylamino.
- R 10 will be absent and the group Z will in fact represent -C(O)CH2- or -CH2C(O)-.
- alkyl or "alkoxy" as a group or part of a group means that the group is straight or branched.
- suitable alkyl groups include methyl, ethyl, n-propyl, i-propyl, n-butyl, s-butyl and t-butyl.
- suitable alkoxy groups include methoxy, ethoxy, n-propoxy, i-propoxy, n-butoxy, s-butoxy and t-butoxy.
- fluoroC ⁇ -4alkyl means a Cwalkyl group in which one or more (in particular 1 to 3) hydrogen atoms have been replaced by fluorine atoms.
- fluoroC ⁇ -3alkyl and fluoroC ⁇ -3alkoxy groups for example, CF3, CH2CH2F, CH 2 CHF 2 , CH2CF3, OCFs, OCH2CH2F, OCH2CHF2 or OCH2CF3, and most especially CFs, OCFs and OCH2CF3.
- hydroxyCi-ealkyl means a C ⁇ -6alkyl group, in which one or more (in particular 1 to 3) hydrogen atoms have been replaced by a hydroxy group.
- the cycloalkyl groups referred to herein may represent, for example, cyclopropyl, cyclobutyl, cyclopentyl or cyclohexyl.
- a suitable cycloalkylalkyl group may be, for example, cyclopropylmethyl.
- cycloalkoxy groups referred to herein may represent, for example, cyclopropoxy or cyclobutoxy.
- alkenyl and alkynyl as a group or part of a group means that the group is straight or branched.
- suitable alkenyl groups include vinyl and allyl.
- a suitable alkynyl group is propargyl.
- aryl as a group or part of a group means a monocyclic, fused-bicyclic or linear bicyclic aromatic ring containing 6, 10 or 12 carbon atoms, any of which rings is optionally substituted by one, two or three substituents selected from halogen, Ci- ⁇ alkyl, Ci- ⁇ alkoxy, or trifluoromethyl.
- Particular examples of such groups include phenyl, naphthyl and biphenyl.
- heteroaryl as a group or part of a group means a monocychc or fused-bicyclic heteroaromatic ring containing between 5 and 10 ring members, of which 1 to 4 may be heteroatoms selected from N, O and S, and wherein any of which rings is optionally substituted by one or two substituents selected from halogen, Ci- ⁇ alkyl, C ⁇ -6alkoxy, trifluoromethyl or phenyl.
- Such groups include pyrrolyl, furanyl, thienyl, pyridyl, pyrazolyl, imidazolyl, oxazolyl, isoxazolyl, thiazolyl, isothiazolyl, pyrazinyl, pyrimidinyl, pyridazinyl, triazolyl, oxadiazolyl, thiadiazolyl, triazinyl, tetrazolyl, indole, benzofuran, benzthiophene, benzimidazole, benzoxazole and benzthiazole.
- Furanyl, thienyl, imidazolyl, oxazolyl, isoxazolyl, thiazolyl, triazolyl, tetrazolyl, and pyridyl are particularly preferred. Where said rings are substituted, preferred substituents include methyl and phenyl groups.
- halogen means fluorine, chlorine, bromine and iodine.
- the most apt halogens are fluorine and chlorine of which fluorine is preferred, unless otherwise stated.
- Specific compounds within the scope of this invention include:
- the compounds of formula (I) may be prepared in the form of a pharmaceutically acceptable salt, especially an acid addition salt.
- a pharmaceutically acceptable salt especially an acid addition salt.
- the salts of the compounds of formula (I) will be non- toxic pharmaceutically acceptable salts.
- Other salts may, however, be useful in the preparation of the compounds according to the invention or of their non-toxic pharmaceutically acceptable salts.
- Suitable pharmaceutically acceptable salts of the compounds of this invention include acid addition salts which may, for example, be formed by mixing a solution of the compound according to the invention with a solution of a pharmaceutically acceptable acid such as hydrochloric acid, fumaric acid, p-toluenesulphonic acid, maleic acid, succinic acid, acetic acid, citric acid, tartaric acid, carbonic acid, phosphoric acid or sulphuric acid.
- Salts of amine groups may also comprise quaternary ammonium salts in which the amino nitrogen atom carries a suitable organic group such as an alkyl, alkenyl, alkynyl or aralkyl moiety.
- suitable pharmaceutically acceptable salts thereof may include metal salts such as alkali metal salts, e.g. sodium or potassium salts; and alkaline earth metal salts, e.g. calcium or magnesium salts.
- the salts may be formed by conventional means, such as by reacting the free base form of the product with one or more equivalents of the appropriate acid in a solvent or medium in which the salt is insoluble, or in a solvent such as water which is removed in vacuo or by freeze drying or by exchanging the anions of an existing salt for another anion on a suitable ion exchange resin.
- the present invention includes within its scope prodrugs of the compounds of formula (I) above.
- prodrugs will be functional derivatives of the compounds of formula (I) which are readily convertible in vivo into the required compound of formula (I).
- Conventional procedures for the selection and preparation of suitable prodrug derivatives are described, for example, in "Design of Prodrugs", ed. H. Bundgaard, Elsevier, 1985.
- a prodrug may be a pharmacologically inactive derivative of a biologically active substance (the "parent drug” or “parent molecule”) that requires transformation within the body in order to release the active drug, and that has improved delivery properties over the parent drug molecule.
- the transformation in vivo may be, for example, as the result of some metabolic process, such as chemical or enzymatic hydrolysis of a carboxylic, phosphoric or sulphate ester, or reduction or oxidation of a susceptible functionality.
- the present invention includes within its scope solvates of the compounds of formula (I) and salts thereof, for example, hydrates.
- the compounds according to the invention have at least three asymmetric centres, and may accordingly exist both as enantiomers and as diastereoisomers. It is to be understood that all such isomers and mixtures thereof are encompassed within the scope of the present invention.
- the preferred compounds of formula (I) and (la) will have the stereochemistry of the 1, 2, 4' and 5 positions as possessed by, for instance, the compound of Example 11, i.e. as shown in formula (lb)
- compositions comprising one or more compounds of formula (I) in association with a pharmaceutically acceptable carrier or excipient.
- the compositions according to the invention are in unit dosage forms such as tablets, pills, capsules, powders, granules, solutions or suspensions, or suppositories, for oral, parenteral or rectal administration, or administration by inhalation or insufflation. Oral compositions such as tablets, pills, capsules or wafers are particularly preferred.
- a more detailed description of pharmaceutical compositions that are suitable for the formulation of compounds of the present invention is disclosed in US patent No. 6,071,927, the content of which is incorporated herein by reference (see in particular, column 8, line 50 to column 10, line 4).
- the present invention further provides a process for the preparation of a pharmaceutical composition comprising a compound of formula (I), which process comprises bringing a compound of formula (I) into association with a pharmaceutically acceptable carrier or excipient.
- the compounds of formula (I) are of value in the treatment of a wide variety of clinical conditions which are characterised by the presence of an excess of tachykinin, in particular substance P, activity.
- a comprehensive listing of clinical conditions, uses and methods of treatment for which the compounds of the present invention will be useful is disclosed in US patent No. 6,071,927, the content of which is incorporated herein by reference (see, in particular, column 10, line 14 to column 22, line 18).
- the compounds of the present invention are useful in the treatment of a variety of disorders of the central nervous system.
- Such disorders include mood disorders, such as depression or more particularly depressive disorders, for example, single episodic or recurrent major depressive disorders and dysthymic disorders, or bipolar disorders, for example, bipolar I disorder, bipolar II disorder and cyclothymic disorder; and anxiety disorders, such as panic disorder with or without agoraphobia, agoraphobia without history of panic disorder, specific phobias, for example, specific animal phobias, social phobias, obsessive-compulsive disorder, stress disorders including post-traumatic stress disorder and acute stress disorder, and generalised anxiety disorders.
- the compounds of the present invention are also particularly useful in the treatment of nociception and pain.
- pain predominates include soft tissue and peripheral damage, such as acute trauma, osteoarthritis, rheumatoid arthritis, musculo-skeletal pain, particularly after trauma, spinal pain, myofascial pain syndromes, headache, migraine, episiotomy pain, and burns.
- soft tissue and peripheral damage such as acute trauma, osteoarthritis, rheumatoid arthritis, musculo-skeletal pain, particularly after trauma, spinal pain, myofascial pain syndromes, headache, migraine, episiotomy pain, and burns.
- the compounds of the present invention are also particularly useful in the treatment of respiratory diseases, particularly those associated with excess mucus secretion, such as chronic obstructive airways disease, bronchopneumonia, chronic bronchitis, cystic fibrosis and asthma, adult respiratory distress syndrome, and bronchospasm; in the treatment of inflammatory diseases such as inflammatory bowel disease, psoriasis, fibrositis, osteoarthritis, rheumatoid arthritis, pruritis and sunburn; and in the treatment of allergic disorders such as eczema and rhinitis.
- respiratory diseases particularly those associated with excess mucus secretion
- respiratory diseases such as chronic obstructive airways disease, bronchopneumonia, chronic bronchitis, cystic fibrosis and asthma, adult respiratory distress syndrome, and bronchospasm
- inflammatory diseases such as inflammatory bowel disease, psoriasis, fibrositis, osteoarthritis, rhe
- the compounds of the present invention are also particularly useful in the treatment of gastrointestinal (GI) disorders, including inflammatory disorders and diseases of the GI tract such as ulcerative colitis, Crohn's disease and irritable bowel syndrome.
- GI gastrointestinal
- the compounds of the present invention are also particularly useful in the treatment of emesis, including acute, delayed or anticipatory emesis, such as emesis induced by chemotherapy, radiation, toxins, pregnancy, vestibular disorders, motion, surgery, migraine, and variations in intercranial pressure.
- the compounds of formula (I) are of use in the treatment of emesis induced by antineoplastic (cytotoxic) agents, including those routinely used in cancer chemotherapy; by radiation including radiation therapy such as in the treatment of cancer; and in the treatment of post-operative nausea and vomiting.
- the excellent pharmacological profile of the compounds of the present invention offers the opportunity for their use in therapy at low doses thereby minimising the risk of unwanted side effects.
- a suitable dosage level is about 0.001 to 50 mg/kg per day, in particular about 0.01 to about 25 mg kg, such as from about 0.05 to about 10 mg/kg per day.
- a suitable dosage level is about 0.001 to 25 mg/kg per day, preferably about 0.005 to 10 mg/kg per day, and especially about 0.005 to 5 mg/kg per day.
- the compounds may be administered on a regimen of 1 to 4 times per day, preferably once or twice per day.
- a suitable dosage level is about 0.001 to 10 mg kg per day, preferably about 0.005 to 5 mg/kg per day, and especially 0.01 to 3 mg/kg per day.
- the compounds may be administered on a regimen of 1 to 4 times per day, preferably once or twice per day.
- a suitable dosage level is about
- 0.001 to 10 mg/kg per day preferably about 0.005 to 5 mg/kg per day, and especially 0.01 to 3 mg/kg per day.
- the compounds may be administered on a regimen of 1 to 4 times per day, preferably once or twice per day. It will be appreciated that the amount of a compound of formula (I) required for use in any treatment will vary not only with the particular compounds or composition selected but also with the route of administration, the nature of the condition being treated, and the age and condition of the patient, and will ultimately be at the discretion of the attendant physician.
- treatment includes prophylactic use to prevent the occurrence or recurrence of any of the aforementioned conditions.
- compounds of formula (I) may be prepared by the reaction of a compound of formula (II)
- Hal is chlorine, bromine or, preferably, iodine, by a reductive Heck reaction using a palladium catalyst such as palladium acetate with, for example, tri-o-tolylphosphine, dimethylformamide and tributylamine, or tetrabutylammonium chloride and dimethylformamide, and a reducing agent, preferably formic acid or a salt thereof, such as potassium formate.
- a palladium catalyst such as palladium acetate with, for example, tri-o-tolylphosphine, dimethylformamide and tributylamine, or tetrabutylammonium chloride and dimethylformamide
- a reducing agent preferably formic acid or a salt thereof, such as potassium formate.
- compounds of formula (I) may be prepared by the reaction of a compound of formula (IV)
- each R 45 is a C ⁇ -4alkyl group, preferably methyl or n-butyl groups, with a compound of formula (V)
- R 50 is a leaving group such as triflate (-OSO 2 CF3) or a halogen atom, for example, chlorine, bromine or iodine, especially triflate, bromine or iodine.
- the reaction is conveniently effected in the presence of lithium chloride and a transition metal catalyst such as triphenylphosphine palladium (0).
- Suitable solvents for the reaction include an aromatic hydrocarbons, for example, toluene, polar aprotic solvents, for example, dimethylformamide, or ethers, for example, dioxan, the reaction being effected at a temperature between 80°C and the reflux temperature of the solvent. Subsequent reduction of the double bond is effected using the conditions of general process (G), below.
- compounds of formula (I) may be prepared by the reduction of a compound of formula (VI)
- borohydride such as Uthium borohydride or lithium triethylborohydride in tetrahydrofuran
- a hydride such as lithium aluminium hydride or dhsobutylaluminium hydride.
- compounds of formula (I) wherein R 1 is Ci- ⁇ alkoxy, fluoroCi- ⁇ alkoxy, C 2 -6alkenoxy, C3-7cycloalkoxy, C3-7cycloalkylCi-4alkoxy or benzyloxy, may be prepared by the interconversion of a compound of formula (I) wherein R 1 is hydroxy, hereinafter referred to as formula (Nil)
- R a is a group of the formula R as defined in relation to formula (I) (other than H) or a precursor therefor and LG is a leaving group such as an alkyl- or arylsulphonyloxy group (e.g. mesylate or tosylate) or a halogen atom (e.g. bromine, chlorine or iodine); and, if R a is a precursor group, converting it to a group R (in which process any reactive group may be protected and thereafter deprotected if desired).
- LG is a leaving group such as an alkyl- or arylsulphonyloxy group (e.g. mesylate or tosylate) or a halogen atom (e.g. bromine, chlorine or iodine)
- R a is a precursor group, converting it to a group R (in which process any reactive group may be protected and thereafter deprotected if desired).
- This reaction may be performed in conventional manner, for example in an organic solvent such as dimethylformamide in the presence of an acid acceptor such as potassium carbonate.
- compounds of formula (I) may be prepared by the reduction of a compound of formula (XI)
- Suitable reducing conditions include: catalytic hydrogenation using a metal catalyst such as palladium or platinum or hydroxides or oxides thereof, preferably in a suitable solvent such as alcohol, e.g. methanol or ethanol, or an ester, e.g. ethyl acetate, or an organic acid e.g. acetic acid, or a mixture thereof; or reduction using trifluoroacetic acid and triethylsilane.
- a metal catalyst such as palladium or platinum or hydroxides or oxides thereof, preferably in a suitable solvent such as alcohol, e.g. methanol or ethanol, or an ester, e.g. ethyl acetate, or an organic acid e.g. acetic acid, or a mixture thereof
- suitable solvent such as alcohol, e.g. methanol or ethanol, or an ester, e.g. ethyl acetate, or an organic acid e.g. acetic acid, or a
- Compounds of formula (II) may prepared, for example, by the conversion of a stannane of formula (IN) to the corresponding iodide -by treatment with iodine at reduced temperature, for example, at about -78°C, in a suitable solvent such as dichloromethane.
- the iodine may then be displaced to give the compound of formula (II) by treatment with, for example, ⁇ , '-azo- isobutyronitrile and tributyltin hydride in a suitable solvent, for example, toluene, at an elevated temperature, for example, at about 100°C.
- compounds of formula (II) may be prepared by the cyclization of a compound of formula (XII)
- triphenylphosphine and diethylazodicarboxylate in a suitable solvent such as tetrahydrofuran.
- reaction is conveniently effected by catalytic hydrogenation using a metal catalyst such as palladium on calcium carbonate in the presence of a lead poison (e.g. Lindlar catalyst).
- a metal catalyst such as palladium on calcium carbonate
- a lead poison e.g. Lindlar catalyst
- compounds of formula (IN) may be prepared from a compound of formula (XV)
- R 50 is as previously defined (and is preferably a triflate group or a bromine or iodine atom), by reaction with a compound of the formula (R 45 )sSn- Sn(R 45 )3, for example, hexamethyl distannane.
- the reaction is conveniently effected in the presence of a base, for example, lithium carbonate, and a catalyst such as triphenylphosphine palladium(O).
- Suitable solvents for the reaction include ethers such as tetrahydrofuran, the reaction being effected at a temperature between room temperature and 100°C, for example, at about 60°C.
- Compounds of formula (XV) may be prepared from a compound of formula (XX) by enolisation of the ketone in the presence of a base, for example, sodium hexamethyldisilazide, followed by reaction with a reagent capable of introducing a suitable leaving group, for instance, where R 50 is -OSO2OF3, using 2-[NN- bis(trifluorom.ethyls phonyl)amino]-5-cMoropyridine or triflic anhydride.
- the reaction is conveniently effected in a suitable solvent such as an ether, for example, tetrahydrofuran at a reduced temperature, for instance, -80°C.
- Suitable reducing conditions include: catalytic hydrogenation using a metal catalyst such as palladium or platinum or hydroxides or oxides thereof, preferably in a suitable solvent such as alcohol, e.g. methanol or ethanol, or an ester, e.g. ethyl acetate, or an organic acid e.g. acetic acid, or a mixture thereof; or reduction using trifluoroacetic acid and triethylsilane.
- a metal catalyst such as palladium or platinum or hydroxides or oxides thereof
- a suitable solvent such as alcohol, e.g. methanol or ethanol, or an ester, e.g. ethyl acetate, or an organic acid e.g. acetic acid, or a mixture thereof
- a suitable solvent such as alcohol, e.g. methanol or ethanol, or an ester, e.g. ethyl acetate, or an organic acid e.g. acetic acid, or
- the compound of formula (XVII) is reduced using, for example, Red-AlTM in a suitable aprotic solvent such as an aromatic hydrocarbon, for example, toluene, or an ether, for example, diethyl ether, or a mixture thereof.
- a suitable aprotic solvent such as an aromatic hydrocarbon, for example, toluene, or an ether, for example, diethyl ether, or a mixture thereof.
- the resultant compound is then iodinated using iodine.
- cyclisation takes place by reaction with carbon monoxide in the presence of a transition metal catalyst such as tris(dibenzylidineacetone)palladium (0) and l,4-bis(diphenylphosphino)butane, and an organic base such as a trialkylamine, for example, isopropyldiethylamine.
- the cyclisation is conveniently effected in an aprotic solvent such as an ether, for example, te
- reaction is conveniently effected in the presence of ethyl magnesium bromide in a suitable aprotic solvent such as an ether, for example, tetrahydrofuran.
- a suitable aprotic solvent such as an ether, for example, tetrahydrofuran.
- a Grignard reagent prepared from a compound of formula (III), preferably using magnesium and a bromide of formula (III).
- the couphng reaction is conveniently effected at reduced temperature, for example, at about 0°C, using a suitable solvent such as an ether, for example, diethyl ether.
- a metal catalyst such as palladium or platinum or hydroxides or oxides thereof, preferably in a suitable solvent such as alcohol, for example, methanol or ethanol, or an ester, for example, ethyl acetate, or an organic acid, for example, acetic acid, or a mixture thereof.
- aprotic solvent such as an aromatic hydrocarbon, for example, toluene.
- reaction of a compound of formula (XXII) with acrylonitrile is particularly suitable for preparing compounds where the R 9 substituent is situated on either of the carbon atoms of the two-carbon bridge.
- R 6 is a benzyl group.
- the various reduction reactions described above may conveniently replace the benzyl group with a hydrogen atom. It will be appreciated from the discussion above that compounds of formula (I) wherein R 6 is a hydrogen atom are particularly preferred precursors to other compounds of formula (I).
- the protecting groups may be removed at a convenient subsequent stage using methods known from the art.
- the compounds were found to be active with IC50 at the human NKi receptor of less than lOOnM on said test method.
- the following non-limiting Examples serve to illustrate the preparation of compounds of the present invention:
- reaction mixture was cooled to -60°C and a solution of iodine (2.5g, 9.8mmol) in toluene (35ml) was added.
- the cold bath was removed and the mixture was stirred at ambient temperature for 30 minutes, treated with 10% aqueous Na 2 SO3 and stirred until for 1 hour.
- the phases were separated.
- the aqueous layer was extracted twice with ethyl acetate (2x50ml).
- the combined organic extracts were washed with brine, dried (Na2SO 4 ) and concentrated.
- the residue was purified by chromatography on silica gel ( ⁇ so-hexane:ethyl acetate) to give the title compound (1.88g, 66%).
- the reaction mixture was cooled to room temperature, flushed with nitrogen gas and filtered through a pad of CeliteTM.
- the filtrate was concentrated and purified by flash chromatography to give a mixture of phenol and n-propyl derivative in ratio 3.4:1.
- the mixture was treated with dry tetrahydrofuran (3ml) followed by diethyl azodicarboxylate (0.15ml, 0.95mmol), triphenylphosphine (293mg, l.lmmol) and methanol (0.2ml) and stirred at room temperature for 1 hour. The mixture was quenched with water (1 drop) and concentrated.
- reaction mixture was cooled to room temperature and filtered through a pad of CeliteTM.
- the filtrate was concentrated and purified by chromatography on silica gel (iso-hexane:ethyl acetate) to give the title compound (245mg, 62%).
- Tetrakis(triphenylphosphine)palladium(0) 300mg, 0.26mmol was added to a degassed solution of (lR*,2R*,55*,6R*)-8-benzyl-2-(3-hydroxypropynyl)-l-phenyl- 6-phenylsulphonyl-8-azabicyclo[3.2.1]octan-2-ol (Description 13; 1.8g, 3.7mmol) in tetrahydrofuran (50ml). The mixture was cooled to +5°C before tri-n-butyltin hydride (1.3g, 4.4mmol) was added.
- DESCRIPTION 19 (p-ToluenesuIphonyloxy)propan-2-ol p-Toluenesulphonyl chloride (19.4g, 102mmol) was added to a stirred solution of propane-l,2-diol (30ml), triethylamine (15ml, 106mmol), N,N-dimethylamine (108mg, 0.87 mmol) in dichloromethane (100 ml) at +5°C. The mixture was stirred for 2 hours at +5°C and overnight at room temperature then diluted with diethyl ether (300ml) and washed 2M aqueous hydrochloric acid, water (twice) and brine.
- DESCRIPTION 23b (lR*,5S*,6S*)-8-benzyl-6-(ferf-butoxycarbonyl)-l- phenyl-8-azabicyclo[3.2.1]oct-3-en-2-one ⁇ H (360 MHz, CDCls): 7.70 (IH, dd, J 1.3Hz, 8.7Hz), 7.40-7.25 (8H, m), 6.88 (IH, dd, J 4.8Hz, 9.8Hz), 6.25 (IH, d, J 9.8Hz), 4.02 (IH, dd, J 5.0Hz, 6.0Hz), 3.65- 3.50 (3H, m), 2.60 (2H, m), 1.43 (9H, s).
- 6S*-epimer ⁇ H (360 MHz, CDCI3): 7.50-7.20 (10H, m), 3.75 (IH, d, J 14.7Hz), 3.61 (IH, dd, J 3.5Hz, 6.3Hz), 3.52 (IH, d, J 14.8Hz), 3.46 (IH, dt, J 6.7Hz, 11.6Hz), 2.95 (IH, m), 2.90 (IH, dd, J 7.0Hz, 14.4Hz), 2.53-2.36 (2H, m), 2.26 (IH, dd, J 11.6Hz, 14.0Hz), 1.94 (IH, d, J 14.0Hz), 1.91 (IH, m), 1.46 (9H, s).
- ⁇ ir-epimer (distinguishable signals) ⁇ H (400 MHz, CDCls): 4.07 (IH, d, J 14.9Hz), 3.48 (IH, m), 3.04 (IH, d, J 14.9Hz), 2.54 (IH, dd, J 12.3Hz, 13.7Hz), 1.46 (9H, s).
- Lithium naphthalenide (18ml, 1.0M solution in tetrahydrofuran) was added dropwise to a -78°C stirred solution of (LR*,2R*,4'S :): , ⁇ S*,6B*)-8-benzyl-4'-(2- benzyloxy- ⁇ -trifluoromethoxyphenyl)-2',3',4', ⁇ '-tetrahydro-l-phenyl-6- phenylsulfonylspiro[8-azabicyclo[3.2.1]octane-2,2'-furan] (Description 16; 2g, 2.7mmol) in tetrahydrofuran (20ml).
- Tetrakis(triphenylphosphine) palladium(0) (20mg, 0,017mmol) was added to a degassed suspension of (lR*,2E*,5S*,6E*)-8-Benzyl-2',5'-dihydro-l-phenyl-6- phenylsulfonyl-4'-tributylstannylspiro[8-azabicyclo[3.2.1]octane-2,2'-furan] (Description 18; 150mg, 0.2mmol), hthium chloride (50mg, 1.2mmol), 2-methoxy- 5-trifluoromethoxyiodobenzene (lOOmg, 0.3mmol) and copper(I) iodide (lOmg,
- the cold bath was removed and the reaction mixture was stirred at room temperature for 30 minutes.
- the mixture was diluted with dichloromethane and treated with small amount of saturated aqueous Na 2 SO4, stirred for 1 hour and filtered through a pad of CeliteTM.
- the filtrate was concentrated in vacuo.
- the residue was treated with tetrahydrofuran (3ml) followed by triphenylphosphine (220mg, 0.84mmol) and diethyl azodicarboxylate (0.1ml, 0.64mmol) and stirred at room temperature overnight.
- the mixture was purified by chromatography on silica gel (dichloromethane.-methanol) to give the title compound (35mg, 48%).
- HCI salt ⁇ H (400 MHz, CDCls): 10.73 (IH, d, J 4.8Hz), 8.96 (IH, d, J 4.8Hz), 7.53 (2H, m), 7.38 (3H, m), 6.97 (IH, dd, J 2.0Hz, 8.8Hz), 6.70 (IH, d, J 2.5Hz), 6.67 (IH, d, J 8.9Hz), 4.90 (IH, br s), 3.94 (IH, t, J 7.9Hz), 3.64 (3H, s), 3.61 (IH, dd, J 8.4Hz, 10.8Hz), 2.74 (IH, m), 2.64 (IH, dt, J 3.6Hz, 12.7Hz), 2.51 (IH, m), 2.40-2.25 (2H, ), 1.93-1.77 (4H, m
- HCI salt ⁇ H (400 MHz, MeOH- ⁇ : 8.02 (2H, dm, J 8.6Hz), 7.83 (IH, m), 7.72 (2H, t, J 8.0Hz), 7.60-7.50 (5H, m), 7.03 (IH, dd, J 2.8Hz, 9.0Hz), 6.85 (IH, d, J 9.0Hz), 6.82 (IH, d, J 2.8Hz), 4.49 (IH, s), 4.38 (IH, dd, J 5.5 Hz, 9.4Hz), 3.91 (IH, t, J 7.7Hz), 3.67 (IH, m), 3.67 (3H, s), 3.03 (IH, dd, J 9.5Hz, l ⁇ .OHz), 2.81 (IH, dd, J 5.4Hz, 15.0Hz
- Oxone 400mg, 0.65mmol was added to a stirred mixture of (lR*,2R*,4'S'*,5S :i: ,6R :I: )-2',3',4',5'-tetrahydro-4'-[2-(l-phenylthiocyclopropyloxy)-5- trifluoromethoxyphenyl]-l-phenyl-6-phenylsulphonylspiro[8- azabicyclo[3.2.1]octane-2,2'-furan] (Description 17; 88mg, 0.12mmol), wet aluminium oxide (5g of Al 2 O3 in 1ml of water, 370mg) and chloroform (5ml) at room temperature.
- HCI salt ⁇ H (360 MHz, CDCls): 7.51 (5H, m), 7.20 (IH, d, J 9.0Hz), 7.05 (IH, ddd, J 0.9Hz, 2.8Hz, 9.0Hz), 6.85 (IH, d, J 2.8Hz), 4.07 (IH, dd, J 3.1Hz, 7.0Hz), 3.90 (IH, t, J 7.4Hz), 3.67 (IH, m), 3.60 (IH, dd, J 8.1Hz, 10.6Hz), 2.63 (IH, dddd, J 5.0Hz, 10.6Hz, 14.4Hz), 2.50-2.20 (7H, m), 1.95-1.77 (2H, m), 1.76 (IH, t, J 11.7Hz), 0.79 (2H, m), 0.60 (IH, ⁇ H (360 MHz, CDCls): 7.51 (5H, m), 7.20 (IH, d, J 9.0Hz), 7.05 (IH,
- the mixture was hydrogenated using the Parr® apparatus at 50psi. for 20 hours.
- the mixture was filtered through CeliteTM and the filtrate concentrated in vacuo.
- the residue was chromatographed on silica gel eluting with 180:8:1, dicHoromethane:methanol: ammonia to yield the title compound (83mg, 86%).
- the hydrochloride salt was prepared by treatment with ethereal HCI.
- HCI salt ⁇ H (360 MHz, -d 4 ): 7.51 (5H, m), 6.90 (IH, s), 6.48 (0.5H, s), 6.47 (0.5H, s), 4.88 (IH, m), 4.07 (IH, m), 3.89 (0.5H, dd, J 5.3Hz, 7.9Hz), 3.87 (0.5H, dd, J 5.5Hz, 7.6Hz), 3.76 (0.5H, dd, J 8.2Hz, 9.7Hz), 3.73 (0.5H, dd, J 8.1Hz, 9.7Hz), 3.25 (IH, dd, J 8.7Hz, 15.8Hz), 2.73 (IH, dd, J 7.4Hz, 15.8Hz), 2.65 (0.5H, dd, J 4.7Hz, 10.3Hz), 2.62 (0.5H,
- Step (a) The mixture of (lR*,2R*,4'-5*,5R*)-6-(terf-Butoxycarbonyl)-2',3',4',5'- tetrahydro-4'-(2-hydroxy- ⁇ -trifluoromethoxyphenyl)- 1-phenylspiro [8- azabicyclo[3.2.1]octane-2,2'-furan] (Example 8; 900mg, 1.73mmol), diethyl azodicarboxylate (0.37ml, 1.72mmol), triphenylphosphine (800mg, 3.0mmol), methanol (1ml) and tetrahydrofuran (10ml) was stirred at room temperature for 2 hours.
- Step (b) A portion of the solution (2ml) was treated with morpholine (0.1 ⁇ ml, 1.72mmol), triethylamine (0.2ml, 2.7mmol), l-(3-dimethylaminopropyl)-3- ethylcarbodiimide hydrochloride (140mg, 0.73mmol), and 4-N,N- dimethylaminopyridine (lOmg, O.O ⁇ mmol). The mixture was stirred for 4 days, diluted with dichloromethane, washed with 10% aqueous citric acid, dried (Na2SO 4 ) and concentrated.
- morpholine 0.1 ⁇ ml, 1.72mmol
- triethylamine 0.2ml, 2.7mmol
- l-(3-dimethylaminopropyl)-3- ethylcarbodiimide hydrochloride 140mg, 0.73mmol
- 4-N,N- dimethylaminopyridine lOmg
- HCI salt ⁇ H (360 MHz, MeOH- ⁇ ): 7.52 (5H, m), 7.0 ⁇ (IH, dd, J 1.9Hz, 8.9Hz), 6.87 (IH, d, J 9.0Hz), 4.36 (IH, br s), 3.93 (IH, t, J 7.6Hz), 3.80-3.60 (10H, m), 3.69 (3H, s), 3.14 (IH, dd, J 10.1Hz, 14.1Hz), 2.46 (IH, dd, J 5.0Hz, 14.2Hz), 2.40 (IH, dd, J 7.6Hz, 13.2Hz), 2.30 (IH, m), 2.14 (IH, dt, J 4.5Hz, 13.7Hz), 1.97 (IH, dd, J 4.7Hz, 14.5Hz), 1.97-1.
- Example 21 ⁇ H (360 MHz, CDC1 3 ): 7.40-7.25 (5H, m), 6.96 (IH, dd, J 2.6Hz, 8.8Hz), 6.75 (IH, d, J 2.7Hz), 6.67 (IH, d, J 9.0Hz), 3.79 (IH, t, J 7.7Hz), 3.65 (3H, s), 3.64 (IH, t, J 2.3Hz), 3.55 (IH, dd, J 7.7Hz, 10.5Hz); 3.30-3.12 (4H, m), 3.08 (3H, s), 2.77 (IH, dd, J 3.9Hz, 9.5Hz), 2.71 (IH, br), 2.54 (IH, dd, J 9.1Hz, 13.3Hz), 2.29 (IH, dd, J 7.7Hz, 12.3Hz), 2.25 (IH, dd, J 3.9Hz, 13.3Hz), 1.98 (IH, m), 1.88 (IH, m), 1.82-1
- Example 22 ⁇ H (360 MHz, CDCI3): 7.59 (2H, dm, J 6.8Hz), 7.40-7.30 (3H, m), 6.95 (IH, dd, J 2.0Hz, 9.0Hz), 6.73 (IH, d, J2.7Hz), 6.66 (IH, d, J 8.9Hz), 3.96 (IH, t, J 7.7Hz), 3.89 (IH, br s), 3.64 (3H, s), 3.59 (IH, dd, J 8.1Hz, 10.9Hz), 3.48 (3H, m), 3.39 (2H, m), 3.33 (3H, s), 3.11 (IH, dd, J 5.3Hz, 13.7Hz), 2.95 (IH, dd, J ⁇ .6Hz, 8.7Hz), 2.38 (IH, br t, J 11.2Hz), 2.27 (IH, dd, J 9.8Hz, 13.7Hz), 2.23 (3H, s), 2.13 (IH, dd, J 8.1
- Example 21 The hydrochloride salts of Example 21 and Example 22 were prepared by treatment with ethereal HCI.
- HCI salt of Example 21 ⁇ H (360 MHz, MeOH-ck): 7.52 (5H, m), 7.05 (IH, dd, J 1.6Hz, 8.7Hz), 6.86 (IH, d, J 8.9Hz), 6.85 (IH, d, J 2.8Hz), 4.20 (IH, s), 3.93 (IH, t, J 7.6Hz), 3.68 (IH, m), 3.68 (3H, s), 3.42 (2H, t, J 6.1Hz), 3.40-3.15 (6H, m), 2.95 (IH, dd, J 7.7Hz, 9.8Hz), 2.64 (IH, dd, J4.6Hz, 14.2Hz), 2.40 (IH, dd, J 7.6Hz, 13.2Hz), 2.30 (IH, m), 2.10-1.80 (4H, m), 1.70-1.55 (3H, ), 1.17 (2H, s).
Abstract
Description
Claims
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US6387925B1 (en) * | 1999-06-01 | 2002-05-14 | Pfizer Inc. | Polymorphs of a crystalline azo-bicyclo (2.2.2) oct-3-yl amine citrate and their pharmaceutical compositions |
US6262067B1 (en) * | 1999-06-22 | 2001-07-17 | Pfizer Inc. | Polymorphs of a crystalline azo-bicyclo 2,2,2 OCT-3-yl amine dihydrochloride and their pharmaceutical compositions |
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- 2002-10-04 AU AU2002334103A patent/AU2002334103A1/en not_active Abandoned
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