ZA200300549B - Dementia remedies containing 2-aryl-8-oxidihydropurine derivatives as the active ingredient. - Google Patents
Dementia remedies containing 2-aryl-8-oxidihydropurine derivatives as the active ingredient. Download PDFInfo
- Publication number
- ZA200300549B ZA200300549B ZA200300549A ZA200300549A ZA200300549B ZA 200300549 B ZA200300549 B ZA 200300549B ZA 200300549 A ZA200300549 A ZA 200300549A ZA 200300549 A ZA200300549 A ZA 200300549A ZA 200300549 B ZA200300549 B ZA 200300549B
- Authority
- ZA
- South Africa
- Prior art keywords
- group
- alkyl
- dementia
- amino
- medicine
- Prior art date
Links
- 206010012289 Dementia Diseases 0.000 title claims description 28
- 239000004480 active ingredient Substances 0.000 title description 3
- 125000000217 alkyl group Chemical group 0.000 claims description 84
- 239000003814 drug Substances 0.000 claims description 26
- -1 hydroxy, amino Chemical group 0.000 claims description 24
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 22
- 239000002253 acid Substances 0.000 claims description 19
- 150000001875 compounds Chemical class 0.000 claims description 19
- 150000003839 salts Chemical class 0.000 claims description 19
- 125000003545 alkoxy group Chemical group 0.000 claims description 18
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 18
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 18
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 18
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 16
- 229910052736 halogen Inorganic materials 0.000 claims description 16
- 150000002367 halogens Chemical class 0.000 claims description 16
- 230000002265 prevention Effects 0.000 claims description 16
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 16
- 125000001424 substituent group Chemical group 0.000 claims description 16
- 208000024827 Alzheimer disease Diseases 0.000 claims description 10
- 125000003342 alkenyl group Chemical group 0.000 claims description 10
- 125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 claims description 8
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 8
- 125000006570 (C5-C6) heteroaryl group Chemical group 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 208000024891 symptom Diseases 0.000 claims description 6
- 208000013677 cerebrovascular dementia Diseases 0.000 claims description 5
- 230000006735 deficit Effects 0.000 claims description 5
- 206010039966 Senile dementia Diseases 0.000 claims description 4
- 125000003277 amino group Chemical group 0.000 claims description 4
- 125000002619 bicyclic group Chemical group 0.000 claims description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 4
- 230000004064 dysfunction Effects 0.000 claims description 4
- 125000005843 halogen group Chemical group 0.000 claims description 4
- 125000005842 heteroatom Chemical group 0.000 claims description 4
- 125000002950 monocyclic group Chemical group 0.000 claims description 4
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 4
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 125000004434 sulfur atom Chemical group 0.000 claims description 4
- 230000005978 brain dysfunction Effects 0.000 claims description 3
- 201000010099 disease Diseases 0.000 claims description 3
- 125000001072 heteroaryl group Chemical group 0.000 claims description 3
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical group C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 claims description 2
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical group C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 2
- 125000003386 piperidinyl group Chemical group 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims 8
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 8
- 238000004519 manufacturing process Methods 0.000 claims 5
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims 5
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims 2
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims 2
- NBMBIEOUVBHEBM-UHFFFAOYSA-N n-benzyl-n-ethyl-2-(7-methyl-8-oxo-2-phenylpurin-9-yl)acetamide Chemical compound C12=NC(C=3C=CC=CC=3)=NC=C2N(C)C(=O)N1CC(=O)N(CC)CC1=CC=CC=C1 NBMBIEOUVBHEBM-UHFFFAOYSA-N 0.000 claims 1
- BDLXUCFMXCBQPH-UHFFFAOYSA-N n-ethyl-2-(9-methyl-8-oxo-2-phenylpurin-7-yl)-n-phenylacetamide Chemical compound C=1C=CC=CC=1N(CC)C(=O)CN(C(N(C)C1=N2)=O)C1=CN=C2C1=CC=CC=C1 BDLXUCFMXCBQPH-UHFFFAOYSA-N 0.000 claims 1
- 102000005962 receptors Human genes 0.000 description 8
- 108020003175 receptors Proteins 0.000 description 8
- 239000002858 neurotransmitter agent Substances 0.000 description 7
- 239000000018 receptor agonist Substances 0.000 description 6
- 229940044601 receptor agonist Drugs 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 230000001713 cholinergic effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000003389 potentiating effect Effects 0.000 description 4
- VUWXAQFLTSBUDB-UHFFFAOYSA-N 2-[2-(4-fluorophenyl)-1H-indol-3-yl]-N,N-dihexylacetamide Chemical compound N1C2=CC=CC=C2C(CC(=O)N(CCCCCC)CCCCCC)=C1C1=CC=C(F)C=C1 VUWXAQFLTSBUDB-UHFFFAOYSA-N 0.000 description 3
- 102000004300 GABA-A Receptors Human genes 0.000 description 3
- 108090000839 GABA-A Receptors Proteins 0.000 description 3
- 239000000556 agonist Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 210000004556 brain Anatomy 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 206010027175 memory impairment Diseases 0.000 description 3
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 3
- AURFZBICLPNKBZ-FZCSVUEKSA-N 3beta-hydroxy-5alpha-pregnan-20-one Chemical compound C([C@@H]1CC2)[C@@H](O)CC[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@H](C(=O)C)[C@@]2(C)CC1 AURFZBICLPNKBZ-FZCSVUEKSA-N 0.000 description 2
- KDCGOANMDULRCW-UHFFFAOYSA-N 7H-purine Chemical group N1=CNC2=NC=NC2=C1 KDCGOANMDULRCW-UHFFFAOYSA-N 0.000 description 2
- 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 2
- AURFZBICLPNKBZ-UHFFFAOYSA-N Pregnanolone Natural products C1CC2CC(O)CCC2(C)C2C1C1CCC(C(=O)C)C1(C)CC2 AURFZBICLPNKBZ-UHFFFAOYSA-N 0.000 description 2
- 230000002205 anti-dementic effect Effects 0.000 description 2
- 230000000949 anxiolytic effect Effects 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- QLTXKCWMEZIHBJ-PJGJYSAQSA-N dizocilpine maleate Chemical compound OC(=O)\C=C/C(O)=O.C12=CC=CC=C2[C@]2(C)C3=CC=CC=C3C[C@H]1N2 QLTXKCWMEZIHBJ-PJGJYSAQSA-N 0.000 description 2
- 230000000371 effect on dementia Effects 0.000 description 2
- 230000000848 glutamatergic effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 210000003470 mitochondria Anatomy 0.000 description 2
- 108090000765 processed proteins & peptides Proteins 0.000 description 2
- 239000012453 solvate Substances 0.000 description 2
- WTGQALLALWYDJH-BBCALQAUSA-N (-)-Scopolamine Hydrobromide Chemical compound Br.C1([C@@H](CO)C(=O)O[C@@H]2C[C@@H]3N([C@H](C2)[C@@H]2[C@H]3O2)C)=CC=CC=C1 WTGQALLALWYDJH-BBCALQAUSA-N 0.000 description 1
- SVUOLADPCWQTTE-UHFFFAOYSA-N 1h-1,2-benzodiazepine Chemical compound N1N=CC=CC2=CC=CC=C12 SVUOLADPCWQTTE-UHFFFAOYSA-N 0.000 description 1
- CRIZPXKICGBNKG-UHFFFAOYSA-N 3,7-dihydropurin-2-one Chemical class OC1=NC=C2NC=NC2=N1 CRIZPXKICGBNKG-UHFFFAOYSA-N 0.000 description 1
- CYKYBWRSLLXBOW-GDYGHMJCSA-N 5-alpha-THDOC Chemical compound C1[C@H](O)CC[C@]2(C)[C@H]3CC[C@](C)([C@H](CC4)C(=O)CO)[C@@H]4[C@@H]3CC[C@H]21 CYKYBWRSLLXBOW-GDYGHMJCSA-N 0.000 description 1
- 229930000680 A04AD01 - Scopolamine Natural products 0.000 description 1
- DLFVBJFMPXGRIB-UHFFFAOYSA-N Acetamide Chemical group CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 description 1
- 229940121683 Acetylcholine receptor antagonist Drugs 0.000 description 1
- 208000037259 Amyloid Plaque Diseases 0.000 description 1
- 208000019901 Anxiety disease Diseases 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- 208000028698 Cognitive impairment Diseases 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 1
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 1
- STECJAGHUSJQJN-GAUPFVANSA-N Hyoscine Natural products C1([C@H](CO)C(=O)OC2C[C@@H]3N([C@H](C2)[C@@H]2[C@H]3O2)C)=CC=CC=C1 STECJAGHUSJQJN-GAUPFVANSA-N 0.000 description 1
- JVTAAEKCZFNVCJ-UHFFFAOYSA-M Lactate Chemical compound CC(O)C([O-])=O JVTAAEKCZFNVCJ-UHFFFAOYSA-M 0.000 description 1
- 241000124008 Mammalia Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 1
- 102000004868 N-Methyl-D-Aspartate Receptors Human genes 0.000 description 1
- 108090001041 N-Methyl-D-Aspartate Receptors Proteins 0.000 description 1
- STECJAGHUSJQJN-UHFFFAOYSA-N N-Methyl-scopolamin Natural products C1C(C2C3O2)N(C)C3CC1OC(=O)C(CO)C1=CC=CC=C1 STECJAGHUSJQJN-UHFFFAOYSA-N 0.000 description 1
- HOKKHZGPKSLGJE-UHFFFAOYSA-N N-methyl-D-aspartic acid Natural products CNC(C(O)=O)CC(O)=O HOKKHZGPKSLGJE-UHFFFAOYSA-N 0.000 description 1
- 229940099433 NMDA receptor antagonist Drugs 0.000 description 1
- 206010029350 Neurotoxicity Diseases 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- ORNBQBCIOKFOEO-YQUGOWONSA-N Pregnenolone Natural products O=C(C)[C@@H]1[C@@]2(C)[C@H]([C@H]3[C@@H]([C@]4(C)C(=CC3)C[C@@H](O)CC4)CC2)CC1 ORNBQBCIOKFOEO-YQUGOWONSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 206010044221 Toxic encephalopathy Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229940124277 aminobutyric acid Drugs 0.000 description 1
- 238000010171 animal model Methods 0.000 description 1
- 230000003556 anti-epileptic effect Effects 0.000 description 1
- 239000001961 anticonvulsive agent Substances 0.000 description 1
- 239000000935 antidepressant agent Substances 0.000 description 1
- 229940005513 antidepressants Drugs 0.000 description 1
- 229960003965 antiepileptics Drugs 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 239000002249 anxiolytic agent Substances 0.000 description 1
- 229940005530 anxiolytics Drugs 0.000 description 1
- 229940049706 benzodiazepine Drugs 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 210000003710 cerebral cortex Anatomy 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 235000012000 cholesterol Nutrition 0.000 description 1
- 208000010877 cognitive disease Diseases 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000037149 energy metabolism Effects 0.000 description 1
- 230000002518 glial effect Effects 0.000 description 1
- 210000001362 glutamatergic neuron Anatomy 0.000 description 1
- 235000013922 glutamic acid Nutrition 0.000 description 1
- 239000004220 glutamic acid Substances 0.000 description 1
- 210000004295 hippocampal neuron Anatomy 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 239000003326 hypnotic agent Substances 0.000 description 1
- 230000000147 hypnotic effect Effects 0.000 description 1
- 210000003715 limbic system Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001730 monoaminergic effect Effects 0.000 description 1
- 239000003703 n methyl dextro aspartic acid receptor blocking agent Substances 0.000 description 1
- 230000006764 neuronal dysfunction Effects 0.000 description 1
- 230000007135 neurotoxicity Effects 0.000 description 1
- 231100000228 neurotoxicity Toxicity 0.000 description 1
- 230000036963 noncompetitive effect Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 125000004193 piperazinyl group Chemical group 0.000 description 1
- ORNBQBCIOKFOEO-QGVNFLHTSA-N pregnenolone Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H](C(=O)C)[C@@]1(C)CC2 ORNBQBCIOKFOEO-QGVNFLHTSA-N 0.000 description 1
- 229960000249 pregnenolone Drugs 0.000 description 1
- DIJBBUIOWGGQOP-QGVNFLHTSA-N pregnenolone sulfate Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H](C(=O)C)[C@@]1(C)CC2 DIJBBUIOWGGQOP-QGVNFLHTSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000013114 radial arm maze test Methods 0.000 description 1
- STECJAGHUSJQJN-FWXGHANASA-N scopolamine Chemical compound C1([C@@H](CO)C(=O)O[C@H]2C[C@@H]3N([C@H](C2)[C@@H]2[C@H]3O2)C)=CC=CC=C1 STECJAGHUSJQJN-FWXGHANASA-N 0.000 description 1
- 229960002646 scopolamine Drugs 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 230000005062 synaptic transmission Effects 0.000 description 1
- 238000007910 systemic administration Methods 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- 229940124597 therapeutic agent Drugs 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- 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
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
- A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
- A61K31/52—Purines, e.g. adenine
- A61K31/522—Purines, e.g. adenine having oxo groups directly attached to the heterocyclic ring, e.g. hypoxanthine, guanine, acyclovir
-
- 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
- A61P25/28—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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Neurosurgery (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Hospice & Palliative Care (AREA)
- Psychiatry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000230209 | 2000-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200300549B true ZA200300549B (en) | 2003-08-19 |
Family
ID=18723200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200300549A ZA200300549B (en) | 2000-07-31 | 2003-01-21 | Dementia remedies containing 2-aryl-8-oxidihydropurine derivatives as the active ingredient. |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US6962921B2 (no) |
| EP (1) | EP1306378A4 (no) |
| KR (1) | KR100829297B1 (no) |
| CN (1) | CN1247578C (no) |
| AU (1) | AU7278701A (no) |
| BR (1) | BR0112881A (no) |
| CA (1) | CA2416706C (no) |
| CZ (1) | CZ2003234A3 (no) |
| HK (1) | HK1054231A1 (no) |
| HU (1) | HUP0303714A3 (no) |
| IL (1) | IL154049A0 (no) |
| MX (1) | MXPA03000861A (no) |
| NO (1) | NO20030474L (no) |
| NZ (1) | NZ523812A (no) |
| PL (1) | PL363870A1 (no) |
| RU (1) | RU2277096C2 (no) |
| SK (1) | SK1292003A3 (no) |
| WO (1) | WO2002010167A1 (no) |
| ZA (1) | ZA200300549B (no) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7760101B2 (en) * | 2008-06-20 | 2010-07-20 | Kimberly-Clark Worldwide, Inc. | Method of reducing sensor corrosion in absorbent articles |
| US8735406B2 (en) * | 2009-09-09 | 2014-05-27 | Dainippon Sumitomo Pharma Co., Ltd. | 8-oxodihydropurine derivative |
| WO2012168697A1 (en) | 2011-06-06 | 2012-12-13 | Imperial Innovations Limited | Methods to predict binding affinity of tspo imaging agents to tspo |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5453428A (en) * | 1991-02-14 | 1995-09-26 | The Mount Sinai School Of Medicine Of The City Of New York | Method and composition for the treatment of apathy-amotivation syndrome |
| WO1993000074A1 (en) * | 1991-06-26 | 1993-01-07 | Sepracor, Inc. | Method and compositions for treating emesis, nausea and other disorders using optically pure r(+) ondansetron |
| US5212195A (en) * | 1992-05-13 | 1993-05-18 | Syntex (U.S.A.) Inc. | Substituted indole antagonists derivatives which are angiotensin II |
| WO1998001448A1 (fr) | 1996-07-03 | 1998-01-15 | Japan Energy Corporation | Nouveaux derives de purine |
| ZA9810490B (en) | 1997-12-03 | 1999-05-20 | Dainippon Pharmaceutical Co | 2-Aryl-8-oxodihydropurine derivative process for the preparation thereof pharmaceutical composition containing the same and intermediate therefor |
| JP3814125B2 (ja) * | 1999-06-02 | 2006-08-23 | 大日本住友製薬株式会社 | ２−アリール−８−オキソジヒドロプリン誘導体からなる医薬 |
-
2001
- 2001-07-24 HU HU0303714A patent/HUP0303714A3/hu unknown
- 2001-07-24 IL IL15404901A patent/IL154049A0/xx unknown
- 2001-07-24 MX MXPA03000861A patent/MXPA03000861A/es active IP Right Grant
- 2001-07-24 US US10/343,453 patent/US6962921B2/en not_active Expired - Fee Related
- 2001-07-24 CA CA002416706A patent/CA2416706C/en not_active Expired - Fee Related
- 2001-07-24 WO PCT/JP2001/006363 patent/WO2002010167A1/ja active IP Right Grant
- 2001-07-24 PL PL01363870A patent/PL363870A1/xx not_active Application Discontinuation
- 2001-07-24 RU RU2003105827/04A patent/RU2277096C2/ru not_active IP Right Cessation
- 2001-07-24 AU AU7278701A patent/AU7278701A/xx not_active Withdrawn
- 2001-07-24 CN CNB018163742A patent/CN1247578C/zh not_active Expired - Fee Related
- 2001-07-24 CZ CZ2003234A patent/CZ2003234A3/cs unknown
- 2001-07-24 BR BR0112881-7A patent/BR0112881A/pt not_active IP Right Cessation
- 2001-07-24 EP EP01951985A patent/EP1306378A4/en active Pending
- 2001-07-24 NZ NZ523812A patent/NZ523812A/en unknown
- 2001-07-24 SK SK129-2003A patent/SK1292003A3/sk unknown
- 2001-07-24 KR KR1020037001365A patent/KR100829297B1/ko not_active IP Right Cessation
-
2003
- 2003-01-21 ZA ZA200300549A patent/ZA200300549B/en unknown
- 2003-01-30 NO NO20030474A patent/NO20030474L/no not_active Application Discontinuation
- 2003-09-10 HK HK03106435.7A patent/HK1054231A1/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MXPA03000861A (es) | 2004-04-05 |
| NZ523812A (en) | 2004-07-30 |
| WO2002010167A1 (fr) | 2002-02-07 |
| US6962921B2 (en) | 2005-11-08 |
| IL154049A0 (en) | 2003-07-31 |
| HUP0303714A2 (hu) | 2004-03-01 |
| KR100829297B1 (ko) | 2008-05-13 |
| US20030166667A1 (en) | 2003-09-04 |
| BR0112881A (pt) | 2003-07-01 |
| EP1306378A1 (en) | 2003-05-02 |
| NO20030474D0 (no) | 2003-01-30 |
| EP1306378A4 (en) | 2005-02-09 |
| AU7278701A (en) | 2002-02-13 |
| RU2277096C2 (ru) | 2006-05-27 |
| SK1292003A3 (en) | 2003-08-05 |
| KR20030019634A (ko) | 2003-03-06 |
| CN1247578C (zh) | 2006-03-29 |
| NO20030474L (no) | 2003-03-27 |
| HUP0303714A3 (en) | 2007-03-28 |
| PL363870A1 (en) | 2004-11-29 |
| CZ2003234A3 (cs) | 2003-05-14 |
| CA2416706A1 (en) | 2002-02-07 |
| CA2416706C (en) | 2009-04-07 |
| CN1466587A (zh) | 2004-01-07 |
| HK1054231A1 (zh) | 2003-11-21 |
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