ZA200204911B - Process for the preparation of pyrazolopyridazine derivatives. - Google Patents
Process for the preparation of pyrazolopyridazine derivatives. Download PDFInfo
- Publication number
- ZA200204911B ZA200204911B ZA200204911A ZA200204911A ZA200204911B ZA 200204911 B ZA200204911 B ZA 200204911B ZA 200204911 A ZA200204911 A ZA 200204911A ZA 200204911 A ZA200204911 A ZA 200204911A ZA 200204911 B ZA200204911 B ZA 200204911B
- Authority
- ZA
- South Africa
- Prior art keywords
- formula
- compound
- substituted
- phenyl
- fluorine atoms
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 17
- 238000002360 preparation method Methods 0.000 title claims description 14
- NMEPLWZDUIIAAC-UHFFFAOYSA-N 1h-pyrazolo[4,3-c]pyridazine Chemical class C1=NN=C2C=NNC2=C1 NMEPLWZDUIIAAC-UHFFFAOYSA-N 0.000 title description 4
- 150000001875 compounds Chemical class 0.000 claims description 65
- 125000001153 fluoro group Chemical group F* 0.000 claims description 19
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 15
- 150000002466 imines Chemical class 0.000 claims description 8
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical compound C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 claims description 8
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- 150000002367 halogens Chemical class 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 5
- 229920006395 saturated elastomer Polymers 0.000 claims description 5
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 claims description 3
- XACPDJMAAVPEKR-UHFFFAOYSA-N pyridazin-1-ium-1-amine Chemical class N[N+]1=CC=CC=N1 XACPDJMAAVPEKR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 claims description 2
- 239000002243 precursor Substances 0.000 claims 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 42
- 239000000243 solution Substances 0.000 description 19
- -1 air) Chemical compound 0.000 description 18
- 125000003118 aryl group Chemical class 0.000 description 16
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 15
- 239000000203 mixture Substances 0.000 description 15
- 239000011541 reaction mixture Substances 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 13
- KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical compound CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 description 10
- 150000003839 salts Chemical class 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 238000005160 1H NMR spectroscopy Methods 0.000 description 7
- 238000004821 distillation Methods 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 6
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 6
- KCFDBQJCUNNTHR-UHFFFAOYSA-N 1-(4-ethoxyphenyl)-2-(4-methylsulfonylphenyl)ethanone Chemical compound C1=CC(OCC)=CC=C1C(=O)CC1=CC=C(S(C)(=O)=O)C=C1 KCFDBQJCUNNTHR-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- NHTMVDHEPJAVLT-UHFFFAOYSA-N Isooctane Chemical compound CC(C)CC(C)(C)C NHTMVDHEPJAVLT-UHFFFAOYSA-N 0.000 description 4
- 238000005481 NMR spectroscopy Methods 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 125000003545 alkoxy group Chemical group 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- JVSWJIKNEAIKJW-UHFFFAOYSA-N dimethyl-hexane Natural products CCCCCC(C)C JVSWJIKNEAIKJW-UHFFFAOYSA-N 0.000 description 4
- 239000000543 intermediate Substances 0.000 description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- NXMZBNYLCVTRGB-UHFFFAOYSA-N 2-(4-ethoxyphenyl)-3-(4-methylsulfonylphenyl)pyrazolo[1,5-b]pyridazine Chemical compound C1=CC(OCC)=CC=C1C1=NN(N=CC=C2)C2=C1C1=CC=C(S(C)(=O)=O)C=C1 NXMZBNYLCVTRGB-UHFFFAOYSA-N 0.000 description 3
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000003610 charcoal Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 239000012065 filter cake Substances 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 239000011630 iodine Substances 0.000 description 3
- 229910052740 iodine Inorganic materials 0.000 description 3
- 238000004949 mass spectrometry Methods 0.000 description 3
- 239000012074 organic phase Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000012453 solvate Substances 0.000 description 3
- HZNVUJQVZSTENZ-UHFFFAOYSA-N 2,3-dichloro-5,6-dicyano-1,4-benzoquinone Chemical compound ClC1=C(Cl)C(=O)C(C#N)=C(C#N)C1=O HZNVUJQVZSTENZ-UHFFFAOYSA-N 0.000 description 2
- MCSXGCZMEPXKIW-UHFFFAOYSA-N 3-hydroxy-4-[(4-methyl-2-nitrophenyl)diazenyl]-N-(3-nitrophenyl)naphthalene-2-carboxamide Chemical compound Cc1ccc(N=Nc2c(O)c(cc3ccccc23)C(=O)Nc2cccc(c2)[N+]([O-])=O)c(c1)[N+]([O-])=O MCSXGCZMEPXKIW-UHFFFAOYSA-N 0.000 description 2
- 239000002841 Lewis acid Substances 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- CIUQDSCDWFSTQR-UHFFFAOYSA-N [C]1=CC=CC=C1 Chemical compound [C]1=CC=CC=C1 CIUQDSCDWFSTQR-UHFFFAOYSA-N 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 150000007517 lewis acids Chemical class 0.000 description 2
- 150000007522 mineralic acids Chemical class 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 150000007530 organic bases Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 125000006239 protecting group Chemical group 0.000 description 2
- SXVMCNSTLISYOI-UHFFFAOYSA-M pyridazin-1-ium-1-amine;iodide Chemical compound [I-].N[N+]1=CC=CC=N1 SXVMCNSTLISYOI-UHFFFAOYSA-M 0.000 description 2
- MVCPBEDMIWQIQV-UHFFFAOYSA-L pyridazin-1-ium-1-amine;sulfate Chemical compound [O-]S([O-])(=O)=O.N[N+]1=CC=CC=N1.N[N+]1=CC=CC=N1 MVCPBEDMIWQIQV-UHFFFAOYSA-L 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 2
- 235000019345 sodium thiosulphate Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 2
- 238000010626 work up procedure Methods 0.000 description 2
- VGELHLHNNSNEKX-UHFFFAOYSA-N 2-(4-ethoxyphenyl)-3-(4-methylsulfonylphenyl)-3,3a-dihydropyrazolo[1,5-b]pyridazine Chemical compound C1=CC(OCC)=CC=C1C(C1C=2C=CC(=CC=2)S(C)(=O)=O)=NN2C1C=CC=N2 VGELHLHNNSNEKX-UHFFFAOYSA-N 0.000 description 1
- HGGWOSYNRVOQJH-UHFFFAOYSA-N 2-(4-methylsulfonylphenyl)acetic acid Chemical compound CS(=O)(=O)C1=CC=C(CC(O)=O)C=C1 HGGWOSYNRVOQJH-UHFFFAOYSA-N 0.000 description 1
- HBAQYPYDRFILMT-UHFFFAOYSA-N 8-[3-(1-cyclopropylpyrazol-4-yl)-1H-pyrazolo[4,3-d]pyrimidin-5-yl]-3-methyl-3,8-diazabicyclo[3.2.1]octan-2-one Chemical class C1(CC1)N1N=CC(=C1)C1=NNC2=C1N=C(N=C2)N1C2C(N(CC1CC2)C)=O HBAQYPYDRFILMT-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 238000005863 Friedel-Crafts acylation reaction Methods 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical class Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 101100537098 Mus musculus Alyref gene Proteins 0.000 description 1
- 102100038280 Prostaglandin G/H synthase 2 Human genes 0.000 description 1
- 108050003267 Prostaglandin G/H synthase 2 Proteins 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 229940124639 Selective inhibitor Drugs 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical class [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- 101100054666 Streptomyces halstedii sch3 gene Proteins 0.000 description 1
- 229910003074 TiCl4 Inorganic materials 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 125000004390 alkyl sulfonyl group Chemical group 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- DQPBABKTKYNPMH-UHFFFAOYSA-N amino hydrogen sulfate Chemical compound NOS(O)(=O)=O DQPBABKTKYNPMH-UHFFFAOYSA-N 0.000 description 1
- 101150095908 apex1 gene Proteins 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000000132 electrospray ionisation Methods 0.000 description 1
- QUPDWYMUPZLYJZ-UHFFFAOYSA-N ethyl Chemical compound C[CH2] QUPDWYMUPZLYJZ-UHFFFAOYSA-N 0.000 description 1
- IIEWJVIFRVWJOD-UHFFFAOYSA-N ethyl cyclohexane Natural products CCC1CCCCC1 IIEWJVIFRVWJOD-UHFFFAOYSA-N 0.000 description 1
- NNYBQONXHNTVIJ-UHFFFAOYSA-N etodolac Chemical compound C1COC(CC)(CC(O)=O)C2=C1C(C=CC=C1CC)=C1N2 NNYBQONXHNTVIJ-UHFFFAOYSA-N 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000003818 flash chromatography Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000012458 free base Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 238000001511 high performance liquid chromatography nuclear magnetic resonance spectroscopy Methods 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 150000003840 hydrochlorides Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229940063718 lodine Drugs 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- WCYWZMWISLQXQU-UHFFFAOYSA-N methyl Chemical compound [CH3] WCYWZMWISLQXQU-UHFFFAOYSA-N 0.000 description 1
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- DLRJIFUOBPOJNS-UHFFFAOYSA-N phenetole Chemical compound CCOC1=CC=CC=C1 DLRJIFUOBPOJNS-UHFFFAOYSA-N 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 238000002953 preparative HPLC Methods 0.000 description 1
- 239000011369 resultant mixture Substances 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
- 238000007086 side reaction Methods 0.000 description 1
- 238000010898 silica gel chromatography Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- PNGLEYLFMHGIQO-UHFFFAOYSA-M sodium;3-(n-ethyl-3-methoxyanilino)-2-hydroxypropane-1-sulfonate;dihydrate Chemical compound O.O.[Na+].[O-]S(=O)(=O)CC(O)CN(CC)C1=CC=CC(OC)=C1 PNGLEYLFMHGIQO-UHFFFAOYSA-M 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000015096 spirit Nutrition 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- CZDYPVPMEAXLPK-UHFFFAOYSA-N tetramethylsilane Chemical compound C[Si](C)(C)C CZDYPVPMEAXLPK-UHFFFAOYSA-N 0.000 description 1
- 238000004809 thin layer chromatography Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
-
- 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]
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C317/00—Sulfones; Sulfoxides
- C07C317/24—Sulfones; Sulfoxides having sulfone or sulfoxide groups and doubly-bound oxygen atoms bound to the same carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
- C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
- C07D237/06—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D237/08—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pain & Pain Management (AREA)
- Pharmacology & Pharmacy (AREA)
- Rheumatology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9930358.8A GB9930358D0 (en) | 1999-12-22 | 1999-12-22 | Process for the preparation of chemical compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200204911B true ZA200204911B (en) | 2004-02-13 |
Family
ID=10866856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200204911A ZA200204911B (en) | 1999-12-22 | 2002-06-19 | Process for the preparation of pyrazolopyridazine derivatives. |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US6803463B2 (xx) |
| EP (1) | EP1242424B1 (xx) |
| JP (1) | JP2003518121A (xx) |
| KR (1) | KR20020062362A (xx) |
| CN (1) | CN1197864C (xx) |
| AT (1) | ATE299506T1 (xx) |
| AU (1) | AU776777B2 (xx) |
| BR (1) | BR0016549A (xx) |
| CA (1) | CA2395569A1 (xx) |
| CZ (1) | CZ20022178A3 (xx) |
| DE (1) | DE60021286T2 (xx) |
| ES (1) | ES2243343T3 (xx) |
| GB (1) | GB9930358D0 (xx) |
| HK (1) | HK1047586B (xx) |
| HU (1) | HUP0203407A3 (xx) |
| IL (1) | IL150274A0 (xx) |
| MX (1) | MXPA02006132A (xx) |
| NO (1) | NO323412B1 (xx) |
| NZ (1) | NZ519691A (xx) |
| PL (1) | PL356141A1 (xx) |
| WO (1) | WO2001046194A2 (xx) |
| ZA (1) | ZA200204911B (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0021494D0 (en) * | 2000-09-01 | 2000-10-18 | Glaxo Group Ltd | Chemical comkpounds |
| GB0112810D0 (en) * | 2001-05-25 | 2001-07-18 | Glaxo Group Ltd | Pyrimidine derivatives |
| GB0112802D0 (en) * | 2001-05-25 | 2001-07-18 | Glaxo Group Ltd | Pyrimidine derivatives |
| AU2003258630A1 (en) | 2002-08-19 | 2004-03-11 | Glaxo Group Limited | Pyrimidine derivatives as selective cox-2 inhibitors |
| GB0221443D0 (en) | 2002-09-16 | 2002-10-23 | Glaxo Group Ltd | Pyridine derivates |
| GB0227443D0 (en) * | 2002-11-25 | 2002-12-31 | Glaxo Group Ltd | Pyrimidine derivatives |
| GB0229808D0 (en) * | 2002-12-20 | 2003-01-29 | Glaxo Group Ltd | Novel compositions |
| US7145762B2 (en) * | 2003-02-11 | 2006-12-05 | Taser International, Inc. | Systems and methods for immobilizing using plural energy stores |
| GB0319037D0 (en) * | 2003-08-13 | 2003-09-17 | Glaxo Group Ltd | 7-Azaindole Derivatives |
| DE102006040754B3 (de) * | 2006-08-31 | 2008-03-27 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremse, insbesondere für ein Nutzfahrzeug |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58134094A (ja) * | 1982-02-02 | 1983-08-10 | Mitsubishi Paper Mills Ltd | ３―ホルミル―ピラゾロ〔１，５―ｂ〕ピリダジン類 |
| US5002941A (en) | 1985-12-12 | 1991-03-26 | Smithkline Beecham Corporation | Pyrrolo(1,2-a)imidazole and imidazo(1,2-a)pyridine derivatives and their use as 5-lipoxygenase pathway inhibitors |
| US4925849A (en) | 1987-06-15 | 1990-05-15 | Fujisawa Pharmaceutical Company, Ltd. | Pharmaceutically useful pyrazolopyridines |
| US5155114A (en) | 1989-01-23 | 1992-10-13 | Fujisawa Pharmaceutical Company, Ltd. | Method of treatment using pyrazolopyridine compound |
| GB8901423D0 (en) | 1989-01-23 | 1989-03-15 | Fujisawa Pharmaceutical Co | Pyrazolopyridine compound and processes for preparation thereof |
| CA2060309A1 (en) | 1989-06-13 | 1990-12-14 | Alison M. Badger | Inhibition of interleukin-1 and tumor necrosis factor production by monocytes and/or macrophages |
| AU622330B2 (en) | 1989-06-23 | 1992-04-02 | Takeda Chemical Industries Ltd. | Condensed heterocyclic compounds having a nitrogen atom in the bridgehead for use as fungicides |
| EP0533837A4 (en) | 1990-06-12 | 1994-11-17 | Smithkline Beecham Corp | Inhibition of 5-lipoxygenase and cyclooxygenase pathway mediated diseases |
| GB9015764D0 (en) | 1990-07-18 | 1990-09-05 | Fujisawa Pharmaceutical Co | Pyrazolopyridine compound and processes for preparation thereof |
| US5300478A (en) | 1993-01-28 | 1994-04-05 | Zeneca Limited | Substituted fused pyrazolo compounds |
| US5474995A (en) | 1993-06-24 | 1995-12-12 | Merck Frosst Canada, Inc. | Phenyl heterocycles as cox-2 inhibitors |
| US5521213A (en) | 1994-08-29 | 1996-05-28 | Merck Frosst Canada, Inc. | Diaryl bicyclic heterocycles as inhibitors of cyclooxygenase-2 |
| US5552422A (en) | 1995-01-11 | 1996-09-03 | Merck Frosst Canada, Inc. | Aryl substituted 5,5 fused aromatic nitrogen compounds as anti-inflammatory agents |
| HUP9801602A3 (en) | 1995-04-04 | 1999-01-28 | Glaxo Group Ltd | Imidazo[1,2-a]pyridine derivatives, process for their production, pharmaceutical compositions and use thereof |
| EP0833664A1 (en) | 1995-06-12 | 1998-04-08 | G.D. SEARLE & CO. | Combination of a cyclooxygenase-2 inhibitor and a leukotriene b 4? receptor antagonist for the treatment of inflammations |
| US5700816A (en) | 1995-06-12 | 1997-12-23 | Isakson; Peter C. | Treatment of inflammation and inflammation-related disorders with a combination of a cyclooxygenase-2 inhibitor and a leukotriene A4 hydrolase inhibitor |
| DE69635048T2 (de) | 1995-06-12 | 2006-02-16 | G.D. Searle & Co. | Mittel, enthaltend einen cyclooxygenase-2 inhibitor und einen 5-lipoxygenase inhibitor |
| PL194557B1 (pl) * | 1997-09-05 | 2007-06-29 | Glaxo Group Ltd | Pochodna 2,3-diarylopirazolo[1,5-b]pirydazyny, jej wytwarzanie, kompozycja farmaceutyczna zawierająca pochodną i jej zastosowanie |
| DE69915519T2 (de) * | 1999-02-27 | 2005-02-03 | Glaxo Group Ltd., Greenford | Pyrazolopyridine |
| GB9919778D0 (en) | 1999-08-21 | 1999-10-27 | Zeneca Ltd | Chemical compounds |
-
1999
- 1999-12-22 GB GBGB9930358.8A patent/GB9930358D0/en not_active Ceased
-
2000
- 2000-12-20 WO PCT/EP2000/013001 patent/WO2001046194A2/en active IP Right Grant
- 2000-12-20 PL PL00356141A patent/PL356141A1/xx not_active Application Discontinuation
- 2000-12-20 EP EP00990004A patent/EP1242424B1/en not_active Expired - Lifetime
- 2000-12-20 AT AT00990004T patent/ATE299506T1/de not_active IP Right Cessation
- 2000-12-20 AU AU26751/01A patent/AU776777B2/en not_active Ceased
- 2000-12-20 HU HU0203407A patent/HUP0203407A3/hu unknown
- 2000-12-20 MX MXPA02006132A patent/MXPA02006132A/es active IP Right Grant
- 2000-12-20 KR KR1020027007988A patent/KR20020062362A/ko not_active Application Discontinuation
- 2000-12-20 CN CNB008176582A patent/CN1197864C/zh not_active Expired - Fee Related
- 2000-12-20 US US10/168,002 patent/US6803463B2/en not_active Expired - Fee Related
- 2000-12-20 CZ CZ20022178A patent/CZ20022178A3/cs unknown
- 2000-12-20 BR BR0016549-2A patent/BR0016549A/pt not_active IP Right Cessation
- 2000-12-20 CA CA002395569A patent/CA2395569A1/en not_active Abandoned
- 2000-12-20 DE DE60021286T patent/DE60021286T2/de not_active Expired - Fee Related
- 2000-12-20 IL IL15027400A patent/IL150274A0/xx unknown
- 2000-12-20 NZ NZ519691A patent/NZ519691A/en unknown
- 2000-12-20 ES ES00990004T patent/ES2243343T3/es not_active Expired - Lifetime
- 2000-12-20 JP JP2001547104A patent/JP2003518121A/ja active Pending
-
2002
- 2002-06-19 ZA ZA200204911A patent/ZA200204911B/en unknown
- 2002-06-21 NO NO20023041A patent/NO323412B1/no unknown
- 2002-12-03 HK HK02108757.4A patent/HK1047586B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1242424B1 (en) | 2005-07-13 |
| ATE299506T1 (de) | 2005-07-15 |
| CA2395569A1 (en) | 2001-06-28 |
| ES2243343T3 (es) | 2005-12-01 |
| HK1047586B (zh) | 2005-12-16 |
| IL150274A0 (en) | 2002-12-01 |
| WO2001046194A2 (en) | 2001-06-28 |
| AU776777B2 (en) | 2004-09-23 |
| JP2003518121A (ja) | 2003-06-03 |
| PL356141A1 (en) | 2004-06-14 |
| NO20023041L (no) | 2002-08-16 |
| DE60021286D1 (de) | 2005-08-18 |
| NZ519691A (en) | 2004-06-25 |
| AU2675101A (en) | 2001-07-03 |
| DE60021286T2 (de) | 2005-12-29 |
| EP1242424A2 (en) | 2002-09-25 |
| US20030078267A1 (en) | 2003-04-24 |
| KR20020062362A (ko) | 2002-07-25 |
| MXPA02006132A (es) | 2002-12-05 |
| NO323412B1 (no) | 2007-04-30 |
| NO20023041D0 (no) | 2002-06-21 |
| WO2001046194A3 (en) | 2002-05-30 |
| BR0016549A (pt) | 2002-09-17 |
| HUP0203407A3 (en) | 2004-12-28 |
| US6803463B2 (en) | 2004-10-12 |
| CN1197864C (zh) | 2005-04-20 |
| CZ20022178A3 (cs) | 2003-02-12 |
| HK1047586A1 (en) | 2003-02-28 |
| CN1413215A (zh) | 2003-04-23 |
| HUP0203407A2 (hu) | 2003-01-28 |
| GB9930358D0 (en) | 2000-02-09 |
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