SK283467B6 - Chinoxalíndióny, spôsob a medziprodukty na ich výrobu, ich použitie a farmaceutické kompozície na ich báze - Google Patents
Chinoxalíndióny, spôsob a medziprodukty na ich výrobu, ich použitie a farmaceutické kompozície na ich báze Download PDFInfo
- Publication number
- SK283467B6 SK283467B6 SK1214-98A SK121498A SK283467B6 SK 283467 B6 SK283467 B6 SK 283467B6 SK 121498 A SK121498 A SK 121498A SK 283467 B6 SK283467 B6 SK 283467B6
- Authority
- SK
- Slovakia
- Prior art keywords
- triazol
- methyl
- pyridin
- alkyl
- methoxymethyl
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 123
- SEPKUNXLGWMPHL-UHFFFAOYSA-N quinoxaline-2,3-dione Chemical class C1=CC=CC2=NC(=O)C(=O)N=C21 SEPKUNXLGWMPHL-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 230000008569 process Effects 0.000 title claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 6
- 239000008194 pharmaceutical composition Substances 0.000 title claims abstract description 5
- 239000000543 intermediate Substances 0.000 title abstract description 12
- 150000001875 compounds Chemical class 0.000 claims abstract description 142
- 150000003839 salts Chemical class 0.000 claims abstract description 54
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 41
- 125000001424 substituent group Chemical group 0.000 claims abstract description 26
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 25
- 125000001072 heteroaryl group Chemical group 0.000 claims abstract description 18
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 14
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims abstract description 13
- 125000001309 chloro group Chemical group Cl* 0.000 claims abstract description 13
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 125000001153 fluoro group Chemical group F* 0.000 claims abstract description 6
- 125000001246 bromo group Chemical group Br* 0.000 claims abstract description 5
- 125000004433 nitrogen atom Chemical group N* 0.000 claims abstract description 4
- 125000005843 halogen group Chemical group 0.000 claims abstract description 3
- -1 C 1 -C 4 alkoxy Chemical group 0.000 claims description 351
- 239000000460 chlorine Substances 0.000 claims description 108
- 239000000203 mixture Substances 0.000 claims description 84
- 229910052801 chlorine Inorganic materials 0.000 claims description 40
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 39
- 125000003118 aryl group Chemical group 0.000 claims description 35
- 125000003349 3-pyridyl group Chemical group N1=C([H])C([*])=C([H])C([H])=C1[H] 0.000 claims description 33
- 125000003545 alkoxy group Chemical group 0.000 claims description 22
- 229910052736 halogen Inorganic materials 0.000 claims description 22
- 150000002367 halogens Chemical class 0.000 claims description 22
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 20
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 18
- 125000005605 benzo group Chemical group 0.000 claims description 15
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 15
- 125000004076 pyridyl group Chemical group 0.000 claims description 14
- 125000000217 alkyl group Chemical group 0.000 claims description 13
- 238000002360 preparation method Methods 0.000 claims description 13
- 125000000714 pyrimidinyl group Chemical group 0.000 claims description 13
- 125000003373 pyrazinyl group Chemical group 0.000 claims description 12
- 125000002098 pyridazinyl group Chemical group 0.000 claims description 12
- 238000011282 treatment Methods 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 239000001257 hydrogen Substances 0.000 claims description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims description 11
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 11
- 125000004104 aryloxy group Chemical group 0.000 claims description 10
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 10
- 125000004105 2-pyridyl group Chemical group N1=C([*])C([H])=C([H])C([H])=C1[H] 0.000 claims description 9
- 125000000339 4-pyridyl group Chemical group N1=C([H])C([H])=C([*])C([H])=C1[H] 0.000 claims description 9
- 201000010099 disease Diseases 0.000 claims description 9
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 9
- 125000003831 tetrazolyl group Chemical group 0.000 claims description 9
- 125000001425 triazolyl group Chemical group 0.000 claims description 9
- 125000004453 alkoxycarbonyl group Chemical group 0.000 claims description 8
- 125000002883 imidazolyl group Chemical group 0.000 claims description 8
- 125000001786 isothiazolyl group Chemical group 0.000 claims description 8
- 125000001715 oxadiazolyl group Chemical group 0.000 claims description 8
- 125000000246 pyrimidin-2-yl group Chemical group [H]C1=NC(*)=NC([H])=C1[H] 0.000 claims description 8
- 125000000168 pyrrolyl group Chemical group 0.000 claims description 8
- 125000001113 thiadiazolyl group Chemical group 0.000 claims description 8
- 125000000335 thiazolyl group Chemical group 0.000 claims description 8
- 125000001544 thienyl group Chemical group 0.000 claims description 8
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 7
- 125000001188 haloalkyl group Chemical group 0.000 claims description 7
- 125000004573 morpholin-4-yl group Chemical group N1(CCOCC1)* 0.000 claims description 7
- 125000003226 pyrazolyl group Chemical group 0.000 claims description 7
- 125000004528 pyrimidin-5-yl group Chemical group N1=CN=CC(=C1)* 0.000 claims description 7
- SNOOUWRIMMFWNE-UHFFFAOYSA-M sodium;6-[(3,4,5-trimethoxybenzoyl)amino]hexanoate Chemical compound [Na+].COC1=CC(C(=O)NCCCCCC([O-])=O)=CC(OC)=C1OC SNOOUWRIMMFWNE-UHFFFAOYSA-M 0.000 claims description 7
- 125000004767 (C1-C4) haloalkoxy group Chemical group 0.000 claims description 6
- 125000000229 (C1-C4)alkoxy group Chemical group 0.000 claims description 6
- 125000001305 1,2,4-triazol-3-yl group Chemical group [H]N1N=C([*])N=C1[H] 0.000 claims description 6
- 125000004172 4-methoxyphenyl group Chemical group [H]C1=C([H])C(OC([H])([H])[H])=C([H])C([H])=C1* 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- 125000002102 aryl alkyloxo group Chemical group 0.000 claims description 6
- 125000000842 isoxazolyl group Chemical group 0.000 claims description 6
- 125000002971 oxazolyl group Chemical group 0.000 claims description 6
- 125000004299 tetrazol-5-yl group Chemical group [H]N1N=NC(*)=N1 0.000 claims description 6
- 125000001359 1,2,3-triazol-4-yl group Chemical group [H]N1N=NC([*])=C1[H] 0.000 claims description 5
- 208000012902 Nervous system disease Diseases 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 5
- 230000001684 chronic effect Effects 0.000 claims description 5
- 125000000000 cycloalkoxy group Chemical group 0.000 claims description 5
- 125000005112 cycloalkylalkoxy group Chemical group 0.000 claims description 5
- 239000003814 drug Substances 0.000 claims description 5
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 5
- 125000006656 (C2-C4) alkenyl group Chemical group 0.000 claims description 4
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 claims description 4
- 125000000175 2-thienyl group Chemical group S1C([*])=C([H])C([H])=C1[H] 0.000 claims description 4
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 4
- 241000124008 Mammalia Species 0.000 claims description 4
- 229940099433 NMDA receptor antagonist Drugs 0.000 claims description 4
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 125000002947 alkylene group Chemical group 0.000 claims description 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical group BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052794 bromium Inorganic materials 0.000 claims description 4
- 125000002541 furyl group Chemical group 0.000 claims description 4
- 150000002431 hydrogen Chemical class 0.000 claims description 4
- 208000028867 ischemia Diseases 0.000 claims description 4
- 239000003703 n methyl dextro aspartic acid receptor blocking agent Substances 0.000 claims description 4
- 230000000626 neurodegenerative effect Effects 0.000 claims description 4
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 4
- 125000003161 (C1-C6) alkylene group Chemical group 0.000 claims description 3
- 125000004399 C1-C4 alkenyl group Chemical group 0.000 claims description 3
- 206010019196 Head injury Diseases 0.000 claims description 3
- 208000006011 Stroke Diseases 0.000 claims description 3
- 208000032109 Transient ischaemic attack Diseases 0.000 claims description 3
- 238000005903 acid hydrolysis reaction Methods 0.000 claims description 3
- 125000003342 alkenyl group Chemical group 0.000 claims description 3
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 3
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 125000001624 naphthyl group Chemical group 0.000 claims description 3
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 3
- 125000004550 quinolin-6-yl group Chemical group N1=CC=CC2=CC(=CC=C12)* 0.000 claims description 3
- 201000010875 transient cerebral ischemia Diseases 0.000 claims description 3
- 230000000472 traumatic effect Effects 0.000 claims description 3
- 125000004765 (C1-C4) haloalkyl group Chemical group 0.000 claims description 2
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 claims description 2
- 125000003762 3,4-dimethoxyphenyl group Chemical group [H]C1=C([H])C(OC([H])([H])[H])=C(OC([H])([H])[H])C([H])=C1* 0.000 claims description 2
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 claims description 2
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 claims description 2
- 239000003085 diluting agent Substances 0.000 claims description 2
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 claims description 2
- 125000001160 methoxycarbonyl group Chemical group [H]C([H])([H])OC(*)=O 0.000 claims description 2
- MWZDIEIXRBWPLG-UHFFFAOYSA-N 1-methyl-1,2,4-triazole Chemical compound CN1C=NC=N1 MWZDIEIXRBWPLG-UHFFFAOYSA-N 0.000 claims 1
- SNTWKPAKVQFCCF-UHFFFAOYSA-N 2,3-dihydro-1h-triazole Chemical compound N1NC=CN1 SNTWKPAKVQFCCF-UHFFFAOYSA-N 0.000 claims 1
- 125000005805 dimethoxy phenyl group Chemical group 0.000 claims 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 claims 1
- 230000006698 induction Effects 0.000 claims 1
- 125000006514 pyridin-2-ylmethyl group Chemical group [H]C1=C([H])C([H])=C([H])C(=N1)C([H])([H])* 0.000 claims 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 228
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 222
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 174
- 239000007787 solid Substances 0.000 description 105
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 78
- 238000005481 NMR spectroscopy Methods 0.000 description 67
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 63
- XSCHRSMBECNVNS-UHFFFAOYSA-N quinoxaline Chemical compound N1=CC=NC2=CC=CC=C21 XSCHRSMBECNVNS-UHFFFAOYSA-N 0.000 description 63
- 239000000243 solution Substances 0.000 description 62
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 60
- 239000002253 acid Substances 0.000 description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 55
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 52
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 40
- 238000005406 washing Methods 0.000 description 39
- 239000000741 silica gel Substances 0.000 description 37
- 229910002027 silica gel Inorganic materials 0.000 description 37
- 238000003818 flash chromatography Methods 0.000 description 36
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 32
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 31
- 238000010828 elution Methods 0.000 description 31
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 30
- 239000011541 reaction mixture Substances 0.000 description 30
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 28
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 26
- 235000019341 magnesium sulphate Nutrition 0.000 description 26
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 24
- 238000001914 filtration Methods 0.000 description 24
- 238000004458 analytical method Methods 0.000 description 22
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 21
- 239000000725 suspension Substances 0.000 description 21
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 20
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 20
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 19
- 239000000284 extract Substances 0.000 description 19
- 239000000047 product Substances 0.000 description 19
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 18
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 238000010992 reflux Methods 0.000 description 18
- 239000002904 solvent Substances 0.000 description 18
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 16
- 239000003480 eluent Substances 0.000 description 15
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 14
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 14
- 239000006260 foam Substances 0.000 description 13
- 239000012299 nitrogen atmosphere Substances 0.000 description 13
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 12
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 10
- 239000000706 filtrate Substances 0.000 description 10
- HOKKHZGPKSLGJE-GSVOUGTGSA-N N-Methyl-D-aspartic acid Chemical compound CN[C@@H](C(O)=O)CC(O)=O HOKKHZGPKSLGJE-GSVOUGTGSA-N 0.000 description 9
- 229960000583 acetic acid Drugs 0.000 description 9
- 239000008346 aqueous phase Substances 0.000 description 9
- 239000004471 Glycine Substances 0.000 description 8
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 8
- 238000004587 chromatography analysis Methods 0.000 description 8
- 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 8
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 7
- 239000007864 aqueous solution Substances 0.000 description 7
- 239000012267 brine Substances 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 235000019198 oils Nutrition 0.000 description 7
- 239000012071 phase Substances 0.000 description 7
- 239000002244 precipitate Substances 0.000 description 7
- 229920006395 saturated elastomer Polymers 0.000 description 7
- 239000011780 sodium chloride Substances 0.000 description 7
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 7
- QCXRMHQLFIXXOV-UHFFFAOYSA-N 6,7-dichloro-2,3-dimethoxyquinoxalin-5-amine Chemical compound ClC1=C(Cl)C(N)=C2N=C(OC)C(OC)=NC2=C1 QCXRMHQLFIXXOV-UHFFFAOYSA-N 0.000 description 6
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 6
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 6
- 102000004868 N-Methyl-D-Aspartate Receptors Human genes 0.000 description 6
- 108090001041 N-Methyl-D-Aspartate Receptors Proteins 0.000 description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 6
- 238000000065 atmospheric pressure chemical ionisation Methods 0.000 description 6
- CFHGBZLNZZVTAY-UHFFFAOYSA-N lawesson's reagent Chemical compound C1=CC(OC)=CC=C1P1(=S)SP(=S)(C=2C=CC(OC)=CC=2)S1 CFHGBZLNZZVTAY-UHFFFAOYSA-N 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- UKWHYYKOEPRTIC-UHFFFAOYSA-N mercury(ii) oxide Chemical compound [Hg]=O UKWHYYKOEPRTIC-UHFFFAOYSA-N 0.000 description 6
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 6
- 239000007858 starting material Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000001665 trituration Methods 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 5
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 5
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 5
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 5
- OKJPEAGHQZHRQV-UHFFFAOYSA-N Triiodomethane Natural products IC(I)I OKJPEAGHQZHRQV-UHFFFAOYSA-N 0.000 description 5
- 239000005557 antagonist Substances 0.000 description 5
- SIPUZPBQZHNSDW-UHFFFAOYSA-N diisobutylaluminium hydride Substances CC(C)C[Al]CC(C)C SIPUZPBQZHNSDW-UHFFFAOYSA-N 0.000 description 5
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000012312 sodium hydride Substances 0.000 description 5
- 229910000104 sodium hydride Inorganic materials 0.000 description 5
- ABJFBJGGLJVMAQ-UHFFFAOYSA-N 1,4-dihydroquinoxaline-2,3-dione Chemical compound C1=CC=C2NC(=O)C(=O)NC2=C1 ABJFBJGGLJVMAQ-UHFFFAOYSA-N 0.000 description 4
- 238000005160 1H NMR spectroscopy Methods 0.000 description 4
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 4
- 125000004182 2-chlorophenyl group Chemical group [H]C1=C([H])C(Cl)=C(*)C([H])=C1[H] 0.000 description 4
- IDYQIZJBJKKYES-UHFFFAOYSA-N 6,7-dichloro-2,3-dimethoxy-5-(3-pyridin-3-yl-1,2,4-triazol-4-yl)quinoxaline Chemical compound C=12N=C(OC)C(OC)=NC2=CC(Cl)=C(Cl)C=1N1C=NN=C1C1=CC=CN=C1 IDYQIZJBJKKYES-UHFFFAOYSA-N 0.000 description 4
- GTALKZFSGGWCBU-UHFFFAOYSA-N 6,7-dichloro-2,3-dimethoxy-5-pyridin-4-ylquinoxaline Chemical compound C=12N=C(OC)C(OC)=NC2=CC(Cl)=C(Cl)C=1C1=CC=NC=C1 GTALKZFSGGWCBU-UHFFFAOYSA-N 0.000 description 4
- NPKYOEDDHLWORX-UHFFFAOYSA-N 6,7-dichloro-2,3-dimethoxyquinoxaline Chemical compound ClC1=C(Cl)C=C2N=C(OC)C(OC)=NC2=C1 NPKYOEDDHLWORX-UHFFFAOYSA-N 0.000 description 4
- TZCLYCXXYZEAKX-UHFFFAOYSA-N 6-chloro-2,3-dimethoxy-7-methylquinoxalin-5-amine Chemical compound CC1=C(Cl)C(N)=C2N=C(OC)C(OC)=NC2=C1 TZCLYCXXYZEAKX-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 210000004556 brain Anatomy 0.000 description 4
- 239000012065 filter cake Substances 0.000 description 4
- 229960002989 glutamic acid Drugs 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 4
- ZCSHNCUQKCANBX-UHFFFAOYSA-N lithium diisopropylamide Chemical compound [Li+].CC(C)[N-]C(C)C ZCSHNCUQKCANBX-UHFFFAOYSA-N 0.000 description 4
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- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical class CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- WTVXIBRMWGUIMI-UHFFFAOYSA-N trifluoro($l^{1}-oxidanylsulfonyl)methane Chemical group [O]S(=O)(=O)C(F)(F)F WTVXIBRMWGUIMI-UHFFFAOYSA-N 0.000 description 1
- COHOGNZHAUOXPA-UHFFFAOYSA-N trimethyl(phenyl)stannane Chemical compound C[Sn](C)(C)C1=CC=CC=C1 COHOGNZHAUOXPA-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or 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
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- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
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- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
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- 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]
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- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
- C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
- C07D403/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
- C07D403/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing three or more hetero rings
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing three or more hetero rings
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Neurology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Neurosurgery (AREA)
- Biomedical Technology (AREA)
- Hospice & Palliative Care (AREA)
- Rheumatology (AREA)
- Psychology (AREA)
- Pain & Pain Management (AREA)
- Psychiatry (AREA)
- Epidemiology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Luminescent Compositions (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9605027.3A GB9605027D0 (en) | 1996-03-09 | 1996-03-09 | Quinoxalinediones |
| PCT/EP1997/000995 WO1997032873A1 (en) | 1996-03-09 | 1997-02-27 | Quinoxalinediones |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SK121498A3 SK121498A3 (en) | 2000-10-09 |
| SK283467B6 true SK283467B6 (sk) | 2003-08-05 |
Family
ID=10790134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SK1214-98A SK283467B6 (sk) | 1996-03-09 | 1997-02-27 | Chinoxalíndióny, spôsob a medziprodukty na ich výrobu, ich použitie a farmaceutické kompozície na ich báze |
Country Status (42)
| Country | Link |
|---|---|
| US (1) | US6376490B1 (cs) |
| EP (1) | EP0885212B1 (cs) |
| JP (1) | JP3110467B2 (cs) |
| KR (1) | KR100288099B1 (cs) |
| CN (1) | CN1103770C (cs) |
| AP (1) | AP767A (cs) |
| AR (1) | AR006119A1 (cs) |
| AT (1) | ATE208773T1 (cs) |
| AU (1) | AU717972B2 (cs) |
| BG (1) | BG63340B1 (cs) |
| BR (1) | BR9707851A (cs) |
| CA (1) | CA2248366C (cs) |
| CO (1) | CO4770976A1 (cs) |
| CZ (1) | CZ292792B6 (cs) |
| DE (1) | DE69708269T2 (cs) |
| DK (1) | DK0885212T3 (cs) |
| DZ (1) | DZ2188A1 (cs) |
| EA (1) | EA001730B1 (cs) |
| ES (1) | ES2163742T3 (cs) |
| GB (1) | GB9605027D0 (cs) |
| HN (1) | HN1998000034A (cs) |
| HR (1) | HRP970132A2 (cs) |
| HU (1) | HUP9900975A3 (cs) |
| ID (1) | ID18112A (cs) |
| IL (1) | IL125491A (cs) |
| IS (1) | IS4811A (cs) |
| MA (1) | MA26422A1 (cs) |
| NO (1) | NO984058L (cs) |
| NZ (1) | NZ331060A (cs) |
| OA (1) | OA10850A (cs) |
| PE (2) | PE43398A1 (cs) |
| PL (1) | PL329032A1 (cs) |
| PT (1) | PT885212E (cs) |
| SI (1) | SI0885212T1 (cs) |
| SK (1) | SK283467B6 (cs) |
| TN (1) | TNSN97044A1 (cs) |
| TR (1) | TR199801782T2 (cs) |
| TW (1) | TW454004B (cs) |
| UY (1) | UY24482A1 (cs) |
| WO (1) | WO1997032873A1 (cs) |
| YU (2) | YU39698A (cs) |
| ZA (1) | ZA971987B (cs) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AP982A (en) * | 1997-02-27 | 2001-07-16 | Pfizer | Quinoxalinediones. |
| CN1121403C (zh) * | 1997-02-27 | 2003-09-17 | 辉瑞大药厂 | 喹喔啉二酮 |
| US6340758B1 (en) * | 1997-05-16 | 2002-01-22 | Warner-Lambert Company | Conformationally semi-constrained quinoxaline 2,3-diones as neuroprotective agents |
| DE10005150A1 (de) | 2000-02-07 | 2001-08-09 | Merck Patent Gmbh | Verfahren zur Herstellung von 5-Arylnicotinaldehyden |
| JP3873746B2 (ja) * | 2000-05-19 | 2007-01-24 | アステラス製薬株式会社 | トリアゾール誘導体 |
| US7732162B2 (en) | 2003-05-05 | 2010-06-08 | Probiodrug Ag | Inhibitors of glutaminyl cyclase for treating neurodegenerative diseases |
| WO2005006945A2 (en) * | 2003-07-03 | 2005-01-27 | The Salk Institute For Biological Studies | Methods for treating neural disorders and compounds useful therefor |
| MY145368A (en) * | 2004-01-13 | 2012-01-31 | Nissan Chemical Ind Ltd | Aminoquinoxaline compounds and polyaminoquinoxaline compounds, and use thereof |
| KR101170995B1 (ko) | 2004-02-06 | 2012-08-08 | 닛산 가가쿠 고교 가부시키 가이샤 | 에너지 저장 디바이스용 전극 및 그 제조 방법 |
| JP2007223901A (ja) * | 2004-03-24 | 2007-09-06 | Takeda Chem Ind Ltd | 複素環化合物およびその用途 |
| US20060211739A1 (en) * | 2005-02-08 | 2006-09-21 | Arturo Perez-Medrano | Use of selective P2X7 receptor antagonists |
| WO2007112347A1 (en) * | 2006-03-28 | 2007-10-04 | Takeda Pharmaceutical Company Limited | Dipeptidyl peptidase inhibitors |
| EP2089383B1 (en) | 2006-11-09 | 2015-09-16 | Probiodrug AG | 3-hydr0xy-1,5-dihydr0-pyrr0l-2-one derivatives as inhibitors of glutaminyl cyclase for the treatment of ulcer, cancer and other diseases |
| WO2008065141A1 (en) | 2006-11-30 | 2008-06-05 | Probiodrug Ag | Novel inhibitors of glutaminyl cyclase |
| WO2008088820A2 (en) | 2007-01-16 | 2008-07-24 | The Johns Hopkins University | Glutamate receptor antagonists and methods of use |
| WO2008104580A1 (en) | 2007-03-01 | 2008-09-04 | Probiodrug Ag | New use of glutaminyl cyclase inhibitors |
| ES2533484T3 (es) | 2007-04-18 | 2015-04-10 | Probiodrug Ag | Derivados de tiourea como inhibidores de la glutaminil ciclasa |
| WO2008143019A1 (en) | 2007-05-17 | 2008-11-27 | Semiconductor Energy Laboratory Co., Ltd. | Triazole derivative, and light-emitting element, light-emitting device, and electronic device with the use of triazole derivative |
| SG178953A1 (en) | 2009-09-11 | 2012-04-27 | Probiodrug Ag | Heterocylcic derivatives as inhibitors of glutaminyl cyclase |
| ES2586231T3 (es) | 2010-03-03 | 2016-10-13 | Probiodrug Ag | Inhibidores de glutaminil ciclasa |
| EA022420B1 (ru) | 2010-03-10 | 2015-12-30 | Пробиодруг Аг | Гетероциклические ингибиторы глутаминилциклазы (qc, ec 2.3.2.5) |
| EP2560953B1 (en) | 2010-04-21 | 2016-01-06 | Probiodrug AG | Inhibitors of glutaminyl cyclase |
| US8530670B2 (en) | 2011-03-16 | 2013-09-10 | Probiodrug Ag | Inhibitors |
| CN104955809B (zh) * | 2013-02-07 | 2018-12-11 | 普雷斯特威克化学公司 | 取代的乙炔衍生物及其作为mGluR4的正变构调节剂的用途 |
| EP3461819B1 (en) | 2017-09-29 | 2020-05-27 | Probiodrug AG | Inhibitors of glutaminyl cyclase |
| CN111548320B (zh) * | 2019-10-09 | 2023-03-24 | 贵州大学 | 一类1，3，4-噁二唑酰肼类化合物及其制备方法和应用 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU656154B2 (en) * | 1990-11-06 | 1995-01-27 | Astellas Pharma Inc. | Fused pyrazine derivative |
| DE4217952A1 (de) * | 1992-05-30 | 1993-12-02 | Basf Ag | Chinoxalin-2,3(1H,4H)-dione |
| GB9418443D0 (en) | 1994-09-13 | 1994-11-02 | Pfizer Ltd | Therapeutic agents |
| DE4439492A1 (de) * | 1994-10-25 | 1996-05-02 | Schering Ag | Neue Chinoxalindionderivate, deren Herstellung und Verwendung in Arzneimitteln |
| CN1121403C (zh) * | 1997-02-27 | 2003-09-17 | 辉瑞大药厂 | 喹喔啉二酮 |
-
1996
- 1996-03-09 GB GBGB9605027.3A patent/GB9605027D0/en active Pending
-
1997
- 1997-02-05 TW TW086101412A patent/TW454004B/zh not_active IP Right Cessation
- 1997-02-27 SK SK1214-98A patent/SK283467B6/sk unknown
- 1997-02-27 AU AU20231/97A patent/AU717972B2/en not_active Ceased
- 1997-02-27 CN CN97192923A patent/CN1103770C/zh not_active Expired - Fee Related
- 1997-02-27 TR TR1998/01782T patent/TR199801782T2/xx unknown
- 1997-02-27 PL PL97329032A patent/PL329032A1/xx unknown
- 1997-02-27 BR BR9707851A patent/BR9707851A/pt not_active Application Discontinuation
- 1997-02-27 DK DK97908156T patent/DK0885212T3/da active
- 1997-02-27 WO PCT/EP1997/000995 patent/WO1997032873A1/en active IP Right Grant
- 1997-02-27 JP JP09531429A patent/JP3110467B2/ja not_active Expired - Fee Related
- 1997-02-27 AT AT97908156T patent/ATE208773T1/de not_active IP Right Cessation
- 1997-02-27 KR KR1019980707063A patent/KR100288099B1/ko not_active Expired - Fee Related
- 1997-02-27 ES ES97908156T patent/ES2163742T3/es not_active Expired - Lifetime
- 1997-02-27 NZ NZ331060A patent/NZ331060A/xx unknown
- 1997-02-27 EA EA199800702A patent/EA001730B1/ru not_active IP Right Cessation
- 1997-02-27 SI SI9730225T patent/SI0885212T1/xx unknown
- 1997-02-27 PT PT97908156T patent/PT885212E/pt unknown
- 1997-02-27 CZ CZ19982864A patent/CZ292792B6/cs not_active IP Right Cessation
- 1997-02-27 DE DE69708269T patent/DE69708269T2/de not_active Expired - Fee Related
- 1997-02-27 IL IL12549197A patent/IL125491A/xx not_active IP Right Cessation
- 1997-02-27 YU YU39698A patent/YU39698A/sh unknown
- 1997-02-27 CA CA002248366A patent/CA2248366C/en not_active Expired - Fee Related
- 1997-02-27 HU HU9900975A patent/HUP9900975A3/hu unknown
- 1997-02-27 EP EP97908156A patent/EP0885212B1/en not_active Expired - Lifetime
- 1997-03-05 DZ DZ970034A patent/DZ2188A1/fr active
- 1997-03-05 MA MA24514A patent/MA26422A1/fr unknown
- 1997-03-05 TN TNTNSN97044A patent/TNSN97044A1/fr unknown
- 1997-03-05 AR ARP970100888A patent/AR006119A1/es unknown
- 1997-03-06 PE PE1997000162A patent/PE43398A1/es not_active Application Discontinuation
- 1997-03-06 UY UY24482A patent/UY24482A1/es not_active IP Right Cessation
- 1997-03-06 AP APAP/P/1997/000947A patent/AP767A/en active
- 1997-03-07 ID IDP970725A patent/ID18112A/id unknown
- 1997-03-07 ZA ZA971987A patent/ZA971987B/xx unknown
- 1997-03-07 HR HR9605027.3A patent/HRP970132A2/xx not_active Application Discontinuation
- 1997-03-10 CO CO97012901A patent/CO4770976A1/es unknown
-
1998
- 1998-02-19 HN HN1998000034A patent/HN1998000034A/es unknown
- 1998-02-23 PE PE1998000128A patent/PE58199A1/es not_active Application Discontinuation
- 1998-02-24 YU YU41199A patent/YU41199A/sh unknown
- 1998-07-27 IS IS4811A patent/IS4811A/is unknown
- 1998-08-28 OA OA9800155A patent/OA10850A/en unknown
- 1998-09-03 NO NO984058A patent/NO984058L/no unknown
- 1998-09-04 US US09/157,806 patent/US6376490B1/en not_active Expired - Fee Related
- 1998-09-09 BG BG102760A patent/BG63340B1/bg unknown
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