IL100679A - [[2-(Amino-3,4-dioxo-1-cyclobuten-1-yl) amino] alkyl]-acid derivatives pharmaceutical compositions containing them - Google Patents
[[2-(Amino-3,4-dioxo-1-cyclobuten-1-yl) amino] alkyl]-acid derivatives pharmaceutical compositions containing themInfo
- Publication number
- IL100679A IL100679A IL10067992A IL10067992A IL100679A IL 100679 A IL100679 A IL 100679A IL 10067992 A IL10067992 A IL 10067992A IL 10067992 A IL10067992 A IL 10067992A IL 100679 A IL100679 A IL 100679A
- Authority
- IL
- Israel
- Prior art keywords
- dioxo
- amino
- carbon atoms
- compound
- pharmaceutically acceptable
- Prior art date
Links
- 125000000217 alkyl group Chemical group 0.000 title claims abstract description 45
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 title claims abstract description 22
- 239000008194 pharmaceutical composition Substances 0.000 title description 5
- 150000003839 salts Chemical class 0.000 claims abstract description 40
- -1 (2-Amino-3,4-dioxo -1-cyclo-buten-1-yl) amino Chemical group 0.000 claims abstract description 35
- 125000004450 alkenylene group Chemical group 0.000 claims abstract description 8
- 125000002947 alkylene group Chemical group 0.000 claims abstract description 8
- 125000003342 alkenyl group Chemical group 0.000 claims abstract description 7
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims abstract description 6
- 150000001875 compounds Chemical class 0.000 claims description 91
- 125000004432 carbon atom Chemical group C* 0.000 claims description 53
- 229910052739 hydrogen Inorganic materials 0.000 claims description 31
- 239000001257 hydrogen Substances 0.000 claims description 31
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 27
- 150000002431 hydrogen Chemical group 0.000 claims description 16
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical compound OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 11
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 11
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 8
- 125000003884 phenylalkyl group Chemical group 0.000 claims description 8
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 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 6
- 239000003703 n methyl dextro aspartic acid receptor blocking agent Substances 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 206010010904 Convulsion Diseases 0.000 claims description 3
- 102000018899 Glutamate Receptors Human genes 0.000 claims description 3
- 108010027915 Glutamate Receptors Proteins 0.000 claims description 3
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 claims description 3
- 239000001961 anticonvulsive agent Substances 0.000 claims description 3
- 230000036461 convulsion Effects 0.000 claims description 3
- 125000005394 methallyl group Chemical group 0.000 claims description 3
- IBFIYYVNUZTZHQ-UHFFFAOYSA-N 2-[(2-amino-3,4-dioxocyclobuten-1-yl)-(2-methylprop-2-enyl)amino]acetic acid Chemical compound CC(=C)CN(CC(O)=O)C1=C(N)C(=O)C1=O IBFIYYVNUZTZHQ-UHFFFAOYSA-N 0.000 claims description 2
- UKKBTSNNWGTWFU-UHFFFAOYSA-N 2-[(2-amino-3,4-dioxocyclobuten-1-yl)-prop-2-enylamino]acetic acid Chemical compound NC1=C(N(CC=C)CC(O)=O)C(=O)C1=O UKKBTSNNWGTWFU-UHFFFAOYSA-N 0.000 claims description 2
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 claims description 2
- RARPYAVALSABGF-UHFFFAOYSA-N 3-[(2-amino-3,4-dioxocyclobuten-1-yl)amino]propylphosphonic acid Chemical compound NC1=C(NCCCP(O)(O)=O)C(=O)C1=O RARPYAVALSABGF-UHFFFAOYSA-N 0.000 claims description 2
- QPWUAYYTCGMJEU-UHFFFAOYSA-N 3-[[2-(benzylamino)-3,4-dioxocyclobuten-1-yl]amino]propanoic acid Chemical compound O=C1C(=O)C(NCCC(=O)O)=C1NCC1=CC=CC=C1 QPWUAYYTCGMJEU-UHFFFAOYSA-N 0.000 claims description 2
- ZPXHSVJAPFNZRP-UHFFFAOYSA-N 3-[[2-(methylamino)-3,4-dioxocyclobuten-1-yl]amino]propanoic acid Chemical compound CNC1=C(NCCC(O)=O)C(=O)C1=O ZPXHSVJAPFNZRP-UHFFFAOYSA-N 0.000 claims description 2
- GAJHFPYRNGGGFX-UHFFFAOYSA-N 4-[(2-amino-3,4-dioxocyclobuten-1-yl)amino]butanoic acid Chemical compound NC1=C(NCCCC(O)=O)C(=O)C1=O GAJHFPYRNGGGFX-UHFFFAOYSA-N 0.000 claims description 2
- SFVJAVHANWZFGI-UHFFFAOYSA-N 4-[(2-amino-3,4-dioxocyclobuten-1-yl)amino]butylphosphonic acid Chemical compound NC1=C(NCCCCP(O)(O)=O)C(=O)C1=O SFVJAVHANWZFGI-UHFFFAOYSA-N 0.000 claims description 2
- 239000004471 Glycine Substances 0.000 claims description 2
- 230000001773 anti-convulsant effect Effects 0.000 claims description 2
- 229960003965 antiepileptics Drugs 0.000 claims description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 2
- NXTPAKSNVIEBTE-UHFFFAOYSA-N ethyl 2-[(2-amino-3,4-dioxocyclobuten-1-yl)amino]acetate Chemical compound CCOC(=O)CNC1=C(N)C(=O)C1=O NXTPAKSNVIEBTE-UHFFFAOYSA-N 0.000 claims description 2
- DUWWHGPELOTTOE-UHFFFAOYSA-N n-(5-chloro-2,4-dimethoxyphenyl)-3-oxobutanamide Chemical compound COC1=CC(OC)=C(NC(=O)CC(C)=O)C=C1Cl DUWWHGPELOTTOE-UHFFFAOYSA-N 0.000 claims description 2
- 230000000324 neuroprotective effect Effects 0.000 claims description 2
- 125000005499 phosphonyl group Chemical group 0.000 claims description 2
- 235000019260 propionic acid Nutrition 0.000 claims description 2
- XFAHIODKMNWZPL-UHFFFAOYSA-N 2-[(2-amino-3,4-dioxocyclobuten-1-yl)amino]ethylphosphonic acid Chemical compound NC1=C(NCCP(O)(O)=O)C(=O)C1=O XFAHIODKMNWZPL-UHFFFAOYSA-N 0.000 claims 1
- SHNYINLDBGADJX-UHFFFAOYSA-N 2-[(2-amino-3,4-dioxocyclobuten-1-yl)methylamino]ethylphosphonic acid Chemical compound NC1=C(CNCCP(O)(O)=O)C(=O)C1=O SHNYINLDBGADJX-UHFFFAOYSA-N 0.000 claims 1
- KZRPOKATSDHKMF-UHFFFAOYSA-N 3-[(2-amino-3,4-dioxocyclobuten-1-yl)amino]propanoic acid Chemical compound NC1=C(NCCC(O)=O)C(=O)C1=O KZRPOKATSDHKMF-UHFFFAOYSA-N 0.000 claims 1
- BDABGOLMYNHHTR-UHFFFAOYSA-N Perzinfotel Chemical compound OP(O)(=O)CCN1CCCNC2=C1C(=O)C2=O BDABGOLMYNHHTR-UHFFFAOYSA-N 0.000 claims 1
- BTBQNZRXIUBLBR-UHFFFAOYSA-N [(2-amino-3,4-dioxocyclobuten-1-yl)amino]methylphosphonic acid Chemical compound NC1=C(NCP(O)(O)=O)C(=O)C1=O BTBQNZRXIUBLBR-UHFFFAOYSA-N 0.000 claims 1
- QJGONWXMHNMVQF-UHFFFAOYSA-N [(2-amino-3,4-dioxocyclobuten-1-yl)methylamino]methylphosphonic acid Chemical compound NC1=C(CNCP(O)(O)=O)C(=O)C1=O QJGONWXMHNMVQF-UHFFFAOYSA-N 0.000 claims 1
- 125000004429 atom Chemical group 0.000 claims 1
- 239000002253 acid Substances 0.000 abstract description 24
- 239000000543 intermediate Substances 0.000 abstract description 13
- 125000003545 alkoxy group Chemical group 0.000 abstract description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 108
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 93
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 84
- 239000000243 solution Substances 0.000 description 56
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 54
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 54
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 42
- 239000007787 solid Substances 0.000 description 42
- 238000000921 elemental analysis Methods 0.000 description 38
- 229910001868 water Inorganic materials 0.000 description 38
- 238000005481 NMR spectroscopy Methods 0.000 description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 37
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 33
- 238000000034 method Methods 0.000 description 31
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 29
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 29
- 239000011541 reaction mixture Substances 0.000 description 29
- 229910052757 nitrogen Inorganic materials 0.000 description 27
- 238000010828 elution Methods 0.000 description 22
- 238000003818 flash chromatography Methods 0.000 description 21
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 20
- 239000003921 oil Substances 0.000 description 19
- 235000019198 oils Nutrition 0.000 description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 18
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 16
- 239000000741 silica gel Substances 0.000 description 15
- 229910002027 silica gel Inorganic materials 0.000 description 15
- 229940093499 ethyl acetate Drugs 0.000 description 14
- 235000019439 ethyl acetate Nutrition 0.000 description 14
- 239000000376 reactant Substances 0.000 description 14
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 12
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 12
- MJUJXFBTEFXVKU-UHFFFAOYSA-N diethyl phosphonate Chemical compound CCOP(=O)OCC MJUJXFBTEFXVKU-UHFFFAOYSA-N 0.000 description 12
- 239000000203 mixture Substances 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 11
- 239000007788 liquid Substances 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 125000006239 protecting group Chemical group 0.000 description 11
- 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 10
- UCMIRNVEIXFBKS-UHFFFAOYSA-N beta-alanine Chemical compound NCCC(O)=O UCMIRNVEIXFBKS-UHFFFAOYSA-N 0.000 description 10
- 239000000725 suspension Substances 0.000 description 10
- IYYIVELXUANFED-UHFFFAOYSA-N bromo(trimethyl)silane Chemical compound C[Si](C)(C)Br IYYIVELXUANFED-UHFFFAOYSA-N 0.000 description 9
- 238000003756 stirring Methods 0.000 description 9
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 8
- LDECUSDQMXVUMP-UHFFFAOYSA-N benzyl 3-[6-[[2-(butylamino)-1-[3-methoxycarbonyl-4-(2-methoxy-2-oxoethoxy)phenyl]-2-oxoethyl]-hexylamino]-6-oxohexyl]-4-methyl-2-oxo-6-(4-phenylphenyl)-1,6-dihydropyrimidine-5-carboxylate Chemical compound O=C1NC(C=2C=CC(=CC=2)C=2C=CC=CC=2)C(C(=O)OCC=2C=CC=CC=2)=C(C)N1CCCCCC(=O)N(CCCCCC)C(C(=O)NCCCC)C1=CC=C(OCC(=O)OC)C(C(=O)OC)=C1 LDECUSDQMXVUMP-UHFFFAOYSA-N 0.000 description 8
- 235000019253 formic acid Nutrition 0.000 description 8
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 7
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 7
- 238000004992 fast atom bombardment mass spectroscopy Methods 0.000 description 7
- 238000010992 reflux Methods 0.000 description 7
- LFKDJXLFVYVEFG-UHFFFAOYSA-N tert-butyl carbamate Chemical compound CC(C)(C)OC(N)=O LFKDJXLFVYVEFG-UHFFFAOYSA-N 0.000 description 7
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 description 6
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 6
- PXIPVTKHYLBLMZ-UHFFFAOYSA-N Sodium azide Chemical compound [Na+].[N-]=[N+]=[N-] PXIPVTKHYLBLMZ-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 231100000225 lethality Toxicity 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 241000699670 Mus sp. Species 0.000 description 5
- 239000004480 active ingredient Substances 0.000 description 5
- 239000005557 antagonist Substances 0.000 description 5
- 229940000635 beta-alanine Drugs 0.000 description 5
- 230000002860 competitive effect Effects 0.000 description 5
- 238000005984 hydrogenation reaction Methods 0.000 description 5
- 239000012442 inert solvent Substances 0.000 description 5
- 229910000104 sodium hydride Inorganic materials 0.000 description 5
- 159000000000 sodium salts Chemical class 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- CUVGUPIVTLGRGI-UHFFFAOYSA-N 4-(3-phosphonopropyl)piperazine-2-carboxylic acid Chemical compound OC(=O)C1CN(CCCP(O)(O)=O)CCN1 CUVGUPIVTLGRGI-UHFFFAOYSA-N 0.000 description 4
- 208000024827 Alzheimer disease Diseases 0.000 description 4
- 101150041968 CDC13 gene Proteins 0.000 description 4
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 210000004556 brain Anatomy 0.000 description 4
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 4
- 239000000969 carrier Substances 0.000 description 4
- 150000004985 diamines Chemical class 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 208000015122 neurodegenerative disease Diseases 0.000 description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 description 4
- BEOOHQFXGBMRKU-UHFFFAOYSA-N sodium cyanoborohydride Chemical compound [Na+].[B-]C#N BEOOHQFXGBMRKU-UHFFFAOYSA-N 0.000 description 4
- 239000012312 sodium hydride Substances 0.000 description 4
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 4
- KJAMZCVTJDTESW-UHFFFAOYSA-N tiracizine Chemical compound C1CC2=CC=CC=C2N(C(=O)CN(C)C)C2=CC(NC(=O)OCC)=CC=C21 KJAMZCVTJDTESW-UHFFFAOYSA-N 0.000 description 4
- XFNJVJPLKCPIBV-UHFFFAOYSA-N trimethylenediamine Chemical compound NCCCN XFNJVJPLKCPIBV-UHFFFAOYSA-N 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 238000005160 1H NMR spectroscopy Methods 0.000 description 3
- ZZWQVTBJLLXLPJ-UHFFFAOYSA-N 2-diethoxyphosphorylacetaldehyde Chemical compound CCOP(=O)(CC=O)OCC ZZWQVTBJLLXLPJ-UHFFFAOYSA-N 0.000 description 3
- 101150046236 CNR1 gene Proteins 0.000 description 3
- 102000004868 N-Methyl-D-Aspartate Receptors Human genes 0.000 description 3
- 108090001041 N-Methyl-D-Aspartate Receptors Proteins 0.000 description 3
- 241000700159 Rattus Species 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
- 238000010306 acid treatment Methods 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- 235000019270 ammonium chloride Nutrition 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 239000012230 colorless oil Substances 0.000 description 3
- UVJHQYIOXKWHFD-UHFFFAOYSA-N cyclohexa-1,4-diene Chemical compound C1C=CCC=C1 UVJHQYIOXKWHFD-UHFFFAOYSA-N 0.000 description 3
- 239000002552 dosage form Substances 0.000 description 3
- 239000003937 drug carrier Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002330 electrospray ionisation mass spectrometry Methods 0.000 description 3
- 230000002461 excitatory amino acid Effects 0.000 description 3
- 239000003257 excitatory amino acid Substances 0.000 description 3
- 125000001475 halogen functional group Chemical group 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 239000012044 organic layer Substances 0.000 description 3
- 230000020477 pH reduction Effects 0.000 description 3
- 238000007911 parenteral administration Methods 0.000 description 3
- UYWQUFXKFGHYNT-UHFFFAOYSA-N phenylmethyl ester of formic acid Natural products O=COCC1=CC=CC=C1 UYWQUFXKFGHYNT-UHFFFAOYSA-N 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 238000007363 ring formation reaction Methods 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- 235000011152 sodium sulphate Nutrition 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- BDYHNCZIGYIOGJ-DUXPYHPUSA-N (e)-2-amino-4-methyl-5-phosphonopent-3-enoic acid Chemical compound OP(=O)(O)CC(/C)=C/C(N)C(O)=O BDYHNCZIGYIOGJ-DUXPYHPUSA-N 0.000 description 2
- UIWJXEAMDJCNOV-UHFFFAOYSA-N 1-chloro-3-(chloromethyl)-2,4,5,6-tetrafluorobenzene Chemical compound FC1=C(F)C(Cl)=C(F)C(CCl)=C1F UIWJXEAMDJCNOV-UHFFFAOYSA-N 0.000 description 2
- IPVBVKJFAICVEV-UHFFFAOYSA-N 3-amino-4-(2-diethoxyphosphorylethylamino)cyclobut-3-ene-1,2-dione Chemical compound CCOP(=O)(OCC)CCNC1=C(N)C(=O)C1=O IPVBVKJFAICVEV-UHFFFAOYSA-N 0.000 description 2
- KVVLFCVHHUEQOS-UHFFFAOYSA-N 3-amino-4-[(2-diethoxyphosphorylethylamino)methyl]cyclobut-3-ene-1,2-dione Chemical compound CCOP(=O)(OCC)CCNCC1=C(N)C(=O)C1=O KVVLFCVHHUEQOS-UHFFFAOYSA-N 0.000 description 2
- ALBDIZITHLSSHU-AATRIKPKSA-N 3-amino-4-[[(e)-4-diethoxyphosphorylbut-2-enyl]amino]cyclobut-3-ene-1,2-dione Chemical compound CCOP(=O)(OCC)C\C=C\CNC1=C(N)C(=O)C1=O ALBDIZITHLSSHU-AATRIKPKSA-N 0.000 description 2
- VOROEQBFPPIACJ-UHFFFAOYSA-N 5-Phosphononorvaline Chemical group OC(=O)C(N)CCCP(O)(O)=O VOROEQBFPPIACJ-UHFFFAOYSA-N 0.000 description 2
- IJIBRSFAXRFPPN-UHFFFAOYSA-N 5-bromo-2-methoxybenzaldehyde Chemical compound COC1=CC=C(Br)C=C1C=O IJIBRSFAXRFPPN-UHFFFAOYSA-N 0.000 description 2
- VVJKKWFAADXIJK-UHFFFAOYSA-N Allylamine Chemical compound NCC=C VVJKKWFAADXIJK-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- 201000006474 Brain Ischemia Diseases 0.000 description 2
- FRPHFZCDPYBUAU-UHFFFAOYSA-N Bromocresolgreen Chemical compound CC1=C(Br)C(O)=C(Br)C=C1C1(C=2C(=C(Br)C(O)=C(Br)C=2)C)C2=CC=CC=C2S(=O)(=O)O1 FRPHFZCDPYBUAU-UHFFFAOYSA-N 0.000 description 2
- 206010008120 Cerebral ischaemia Diseases 0.000 description 2
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 2
- 208000002033 Myoclonus Diseases 0.000 description 2
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- POHWAQLZBIMPRN-UHFFFAOYSA-N tert-butyl n-(3-aminopropyl)carbamate Chemical compound CC(C)(C)OC(=O)NCCCN POHWAQLZBIMPRN-UHFFFAOYSA-N 0.000 description 1
- JXQBDNKGUUNVKT-UHFFFAOYSA-N tert-butyl n-[3-(cyanomethylamino)propyl]carbamate Chemical compound CC(C)(C)OC(=O)NCCCNCC#N JXQBDNKGUUNVKT-UHFFFAOYSA-N 0.000 description 1
- SKVQUYXQAOAZHV-UHFFFAOYSA-N tert-butyl n-[3-[2-diethoxyphosphorylethyl-(2-ethoxy-3,4-dioxocyclobuten-1-yl)amino]-2-hydroxypropyl]carbamate Chemical compound CCOC1=C(N(CCP(=O)(OCC)OCC)CC(O)CNC(=O)OC(C)(C)C)C(=O)C1=O SKVQUYXQAOAZHV-UHFFFAOYSA-N 0.000 description 1
- OGTZUCWCAOFAMK-UHFFFAOYSA-N tert-butyl n-[4-[2-diethoxyphosphorylethyl-(2-ethoxy-3,4-dioxocyclobuten-1-yl)amino]butyl]carbamate Chemical compound CCOC1=C(N(CCCCNC(=O)OC(C)(C)C)CCP(=O)(OCC)OCC)C(=O)C1=O OGTZUCWCAOFAMK-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C229/06—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D271/00—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms
- C07D271/02—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms not condensed with other rings
- C07D271/06—1,2,4-Oxadiazoles; Hydrogenated 1,2,4-oxadiazoles
- C07D271/07—1,2,4-Oxadiazoles; Hydrogenated 1,2,4-oxadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
-
- 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
- A61P25/08—Antiepileptics; Anticonvulsants
-
- 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
- A61P25/28—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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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C229/06—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton
- C07C229/10—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings
- C07C229/16—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings to carbon atoms of hydrocarbon radicals substituted by amino or carboxyl groups, e.g. ethylenediamine-tetra-acetic acid, iminodiacetic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D243/00—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms
- C07D243/06—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4
- C07D243/10—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
-
- 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
- C07D403/06—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 linked by a carbon chain containing only aliphatic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3826—Acyclic unsaturated acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/40—Esters thereof
- C07F9/4003—Esters thereof the acid moiety containing a substituent or a structure which is considered as characteristic
- C07F9/4006—Esters of acyclic acids which can have further substituents on alkyl
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/645—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having two nitrogen atoms as the only ring hetero atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/645—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having two nitrogen atoms as the only ring hetero atoms
- C07F9/6509—Six-membered rings
- C07F9/650952—Six-membered rings having the nitrogen atoms in the positions 1 and 4
- C07F9/650994—Six-membered rings having the nitrogen atoms in the positions 1 and 4 condensed with carbocyclic rings or carbocyclic ring systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/04—Systems containing only non-condensed rings with a four-membered ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Biochemistry (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Neurosurgery (AREA)
- Animal Behavior & Ethology (AREA)
- Medicinal Chemistry (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Neurology (AREA)
- Cardiology (AREA)
- Urology & Nephrology (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Hospice & Palliative Care (AREA)
- Psychiatry (AREA)
- Pain & Pain Management (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Plural Heterocyclic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Lubricants (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US64415791A | 1991-01-22 | 1991-01-22 | |
| US07/806,861 US5168103A (en) | 1991-01-22 | 1991-12-17 | [[2-(amino-3,4-dioxo-1-cyclobuten-1-yl) amino]alkyl]-acid derivatives |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL100679A0 IL100679A0 (en) | 1992-09-06 |
| IL100679A true IL100679A (en) | 1996-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL10067992A IL100679A (en) | 1991-01-22 | 1992-01-16 | [[2-(Amino-3,4-dioxo-1-cyclobuten-1-yl) amino] alkyl]-acid derivatives pharmaceutical compositions containing them |
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| IE (1) | IE65873B1 (cg-RX-API-DMAC7.html) |
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| IL110309A0 (en) * | 1993-07-15 | 1994-10-21 | Univ Kentucky Res Found | A method of protecting against neuron loss |
| KR970002653B1 (ko) * | 1993-12-16 | 1997-03-07 | 엘지전자 주식회사 | 냉장고 |
| US5631401A (en) * | 1994-02-09 | 1997-05-20 | Abbott Laboratories | Inhibitors of protein farnesyltransferase and squalene synthase |
| US5466712A (en) * | 1994-11-04 | 1995-11-14 | American Home Products Corporation | Substituted n-aryl-1,2-diaminocyclobutene-3,4-diones |
| UA67725C2 (en) * | 1996-06-03 | 2004-07-15 | Cephalon Inc | K-252a derivatives and a method for improvement of functioning and cell survival enhancement |
| EP1151990A1 (en) * | 1996-07-17 | 2001-11-07 | American Home Products Corporation | Substituted N-arylmethylamino derivatives of cyclobutene-3, 4-diones |
| US5846999A (en) * | 1996-07-17 | 1998-12-08 | American Home Products Corporation | Substituted N-arylmethylamino derivatives of cyclobutene-3,4-diones |
| US5780505A (en) * | 1996-07-17 | 1998-07-14 | American Home Products Corporation | Substituted N-arylmethylamino derivatives of cyclobutene-3, 4-diones |
| US5750574A (en) * | 1996-07-17 | 1998-05-12 | American Home Products Corporation | Fluorinated N-arylmethylamino derivatives of cyclobutene-3,4-diones |
| US5763474A (en) * | 1996-07-17 | 1998-06-09 | American Home Products Corporation | Substituted N-arylmethylamino derivatives of cyclobutene-3,4-diones |
| US5840764A (en) * | 1997-01-30 | 1998-11-24 | American Home Products Corporation | Substituted hydroxy-anilino derivatives of cyclobutene-3,4-diones |
| EP1000072B1 (en) * | 1997-08-01 | 2003-02-19 | Wyeth | Process for the preparation of [2-((8,9)- dioxo-2,6-diazabicyclo [5.2.0]-non-1(7)-en-2-yl)-ethyl] phosphonic acid |
| US5990307A (en) * | 1997-08-01 | 1999-11-23 | American Home Products Corporation | Process for the preparation of [2-((8.9)-Dioxo-2,6-Diazabicyclo [5.2.0]-Non-1(7)-en-2yl) Ethyl]Phosphonic acid |
| JPH1177971A (ja) * | 1997-09-05 | 1999-03-23 | Shinano Kenshi Co Ltd | ブランケット胴及び該ブランケット胴を備えたオフセット印刷装置 |
| AU765603C (en) | 1998-04-14 | 2004-08-05 | General Hospital Corporation, The | Methods for treating neuropsychiatric disorders |
| US6376555B1 (en) | 1998-12-04 | 2002-04-23 | American Home Products Corporation | 4-substituted-3-substituted-amino-cyclobut-3-ene-1,2-diones and analogs thereof as novel potassium channel openers |
| US6166050A (en) * | 1998-12-14 | 2000-12-26 | American Home Products Corporation | 3,4-diamino-3-cyclobutene-1,2-dione derivatives which inhibit leukocyte adhesion mediated by VLA-4 |
| US7205404B1 (en) | 1999-03-05 | 2007-04-17 | Metabasis Therapeutics, Inc. | Phosphorus-containing prodrugs |
| KR100565008B1 (ko) * | 2000-02-01 | 2006-03-30 | 주식회사유한양행 | 4-하이드라지노-3-사이클로부텐-1,2-다이온 유도체 및이들의 제조 방법 |
| KR100742086B1 (ko) * | 2001-07-27 | 2007-07-23 | 주식회사유한양행 | 4-페닐-3-사이클로부텐-1,2-다이온 유도체 및 그의 제조방법 |
| UA78529C2 (en) * | 2001-10-10 | 2007-04-10 | Wyeth Corp | Derivatives of [[2-(amino-3,4-dioxo-1-cyclobutene-1-yl)amino]alkyl] acid for treating pain |
| PL1611144T3 (pl) * | 2003-04-09 | 2011-03-31 | Wyeth Llc | Pochodne kwasu 2-(8,9-diokso-2,6-diazabicyklo(5.2.0)non-1(7)-en-2-ylo)alkilofosfonowego i ich zastosowanie jako antagonistów receptora N-metylo-D-asparaginianu (NMDA) |
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| DE1518660A1 (de) * | 1965-07-09 | 1969-08-14 | Huels Chemische Werke Ag | Verfahren zur Herstellung aminosubstituierter Dioxocyclobutene |
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1991
- 1991-12-17 US US07/806,861 patent/US5168103A/en not_active Expired - Lifetime
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1992
- 1992-01-16 IL IL10067992A patent/IL100679A/en not_active IP Right Cessation
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- 1992-01-20 DK DK92300472.5T patent/DK0496561T3/da active
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- 1992-01-20 AT AT92300472T patent/ATE119873T1/de not_active IP Right Cessation
- 1992-01-20 CA CA002059704A patent/CA2059704C/en not_active Expired - Fee Related
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- 1992-01-20 DE DE69201655T patent/DE69201655T2/de not_active Expired - Fee Related
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- 1992-01-21 KR KR1019920000780A patent/KR100206055B1/ko not_active Expired - Fee Related
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1993
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- 1995-06-29 HU HU95P/P00530P patent/HU211653A9/hu unknown
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