SU1042612A3 - Способ получени производных индола или их солей - Google Patents
Способ получени производных индола или их солей Download PDFInfo
- Publication number
- SU1042612A3 SU1042612A3 SU782692750A SU2692750A SU1042612A3 SU 1042612 A3 SU1042612 A3 SU 1042612A3 SU 782692750 A SU782692750 A SU 782692750A SU 2692750 A SU2692750 A SU 2692750A SU 1042612 A3 SU1042612 A3 SU 1042612A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- indole
- mol
- solution
- formaldehyde
- hydrochloride
- Prior art date
Links
- 150000002475 indoles Chemical class 0.000 title claims abstract description 6
- 150000003839 salts Chemical class 0.000 title claims description 6
- 238000004519 manufacturing process Methods 0.000 title description 2
- 238000000034 method Methods 0.000 claims abstract description 8
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 6
- 239000001257 hydrogen Substances 0.000 claims abstract description 6
- 125000003545 alkoxy group Chemical group 0.000 claims abstract description 4
- 229940054051 antipsychotic indole derivative Drugs 0.000 claims abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims abstract description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 3
- 239000001301 oxygen Substances 0.000 claims abstract description 3
- 150000002431 hydrogen Chemical group 0.000 claims abstract 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 42
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 claims description 26
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 claims description 13
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 claims description 13
- 150000003053 piperidines Chemical class 0.000 claims description 2
- 229910052717 sulfur Chemical group 0.000 claims description 2
- 239000011593 sulfur Chemical group 0.000 claims description 2
- 125000001544 thienyl group Chemical group 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 229910052736 halogen Chemical group 0.000 claims 1
- 150000002367 halogens Chemical group 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 abstract description 14
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract description 5
- 239000002253 acid Substances 0.000 abstract description 2
- 230000000506 psychotropic effect Effects 0.000 abstract description 2
- 239000005864 Sulphur Chemical group 0.000 abstract 1
- 125000005036 alkoxyphenyl group Chemical group 0.000 abstract 1
- 125000005059 halophenyl group Chemical group 0.000 abstract 1
- 239000008194 pharmaceutical composition Substances 0.000 abstract 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 abstract 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 22
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 17
- 239000000243 solution Substances 0.000 description 17
- -1 1- (indol-3-yl) methyl Chemical group 0.000 description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- 229960000583 acetic acid Drugs 0.000 description 8
- 239000004202 carbamide Substances 0.000 description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 5
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000012458 free base Substances 0.000 description 3
- 125000006302 indol-3-yl methyl group Chemical group [H]N1C([H])=C(C2=C([H])C([H])=C([H])C([H])=C12)C([H])([H])* 0.000 description 3
- VDPTZNWSWWZWNC-UHFFFAOYSA-N n-(piperidin-4-ylcarbamoyl)benzamide Chemical compound C=1C=CC=CC=1C(=O)NC(=O)NC1CCNCC1 VDPTZNWSWWZWNC-UHFFFAOYSA-N 0.000 description 3
- BHNHHSOHWZKFOX-UHFFFAOYSA-N 2-methyl-1H-indole Chemical compound C1=CC=C2NC(C)=CC2=C1 BHNHHSOHWZKFOX-UHFFFAOYSA-N 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012362 glacial acetic acid Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- PTXUQNIWGAIHKY-UHFFFAOYSA-N 3-methoxy-n-(piperidin-4-ylcarbamoyl)benzamide Chemical compound COC1=CC=CC(C(=O)NC(=O)NC2CCNCC2)=C1 PTXUQNIWGAIHKY-UHFFFAOYSA-N 0.000 description 1
- 125000001999 4-Methoxybenzoyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1OC([H])([H])[H])C(*)=O 0.000 description 1
- QCQCHGYLTSGIGX-GHXANHINSA-N 4-[[(3ar,5ar,5br,7ar,9s,11ar,11br,13as)-5a,5b,8,8,11a-pentamethyl-3a-[(5-methylpyridine-3-carbonyl)amino]-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3h-cyclopenta[a]chrysen-9-yl]oxy]-2,2-dimethyl-4-oxobutanoic acid Chemical compound N([C@@]12CC[C@@]3(C)[C@]4(C)CC[C@H]5C(C)(C)[C@@H](OC(=O)CC(C)(C)C(O)=O)CC[C@]5(C)[C@H]4CC[C@@H]3C1=C(C(C2)=O)C(C)C)C(=O)C1=CN=CC(C)=C1 QCQCHGYLTSGIGX-GHXANHINSA-N 0.000 description 1
- GMTDTFQBVHLRCF-UHFFFAOYSA-N 4-fluoro-n-(piperidin-4-ylcarbamoyl)benzamide Chemical compound C1=CC(F)=CC=C1C(=O)NC(=O)NC1CCNCC1 GMTDTFQBVHLRCF-UHFFFAOYSA-N 0.000 description 1
- OLKFDXNJEKJUPQ-UHFFFAOYSA-N 4-methoxy-n-(piperidin-4-ylcarbamoyl)benzamide Chemical compound C1=CC(OC)=CC=C1C(=O)NC(=O)NC1CCNCC1 OLKFDXNJEKJUPQ-UHFFFAOYSA-N 0.000 description 1
- LMIQERWZRIFWNZ-UHFFFAOYSA-N 5-hydroxyindole Chemical compound OC1=CC=C2NC=CC2=C1 LMIQERWZRIFWNZ-UHFFFAOYSA-N 0.000 description 1
- DWAQDRSOVMLGRQ-UHFFFAOYSA-N 5-methoxyindole Chemical group COC1=CC=C2NC=CC2=C1 DWAQDRSOVMLGRQ-UHFFFAOYSA-N 0.000 description 1
- 238000006683 Mannich reaction Methods 0.000 description 1
- HRYILSDLIGTCOP-UHFFFAOYSA-N N-benzoylurea Chemical compound NC(=O)NC(=O)C1=CC=CC=C1 HRYILSDLIGTCOP-UHFFFAOYSA-N 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- VYWQTJWGWLKBQA-UHFFFAOYSA-N [amino(hydroxy)methylidene]azanium;chloride Chemical compound Cl.NC(N)=O VYWQTJWGWLKBQA-UHFFFAOYSA-N 0.000 description 1
- 125000002252 acyl group Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000004202 aminomethyl group Chemical group [H]N([H])C([H])([H])* 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008098 formaldehyde solution Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- QMEZUZOCLYUADC-UHFFFAOYSA-N hydrate;dihydrochloride Chemical compound O.Cl.Cl QMEZUZOCLYUADC-UHFFFAOYSA-N 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- JXDYKVIHCLTXOP-UHFFFAOYSA-N isatin Chemical compound C1=CC=C2C(=O)C(=O)NC2=C1 JXDYKVIHCLTXOP-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- VMISGTWVIOPFHG-UHFFFAOYSA-N n-(piperidin-4-ylcarbamoyl)thiophene-2-carboxamide Chemical compound C=1C=CSC=1C(=O)NC(=O)NC1CCNCC1 VMISGTWVIOPFHG-UHFFFAOYSA-N 0.000 description 1
- VOVZXURTCKPRDQ-CQSZACIVSA-N n-[4-[chloro(difluoro)methoxy]phenyl]-6-[(3r)-3-hydroxypyrrolidin-1-yl]-5-(1h-pyrazol-5-yl)pyridine-3-carboxamide Chemical compound C1[C@H](O)CCN1C1=NC=C(C(=O)NC=2C=CC(OC(F)(F)Cl)=CC=2)C=C1C1=CC=NN1 VOVZXURTCKPRDQ-CQSZACIVSA-N 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- SKJJGBRWKOFYAD-UHFFFAOYSA-N piperidin-1-ylurea Chemical compound NC(=O)NN1CCCCC1 SKJJGBRWKOFYAD-UHFFFAOYSA-N 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- NQRYJNQNLNOLGT-UHFFFAOYSA-N tetrahydropyridine hydrochloride Natural products C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C07D401/06—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 linked by a carbon chain containing only aliphatic carbon atoms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/24—Antidepressants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/26—Psychostimulants, e.g. nicotine, cocaine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Psychiatry (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pain & Pain Management (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Indole Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB50053/77A GB1586817A (en) | 1977-12-01 | 1977-12-01 | Indole derivatives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU1042612A3 true SU1042612A3 (ru) | 1983-09-15 |
Family
ID=10454471
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU782692750A SU1042612A3 (ru) | 1977-12-01 | 1978-11-29 | Способ получени производных индола или их солей |
| SU792852306A SU1087073A3 (ru) | 1977-12-01 | 1979-12-18 | Способ получени производных индола или их аддитивных солей |
| SU802862505A SU1110380A3 (ru) | 1977-12-01 | 1980-01-04 | Способ получени производных индола или их аддитивных солей |
| SU802864113A SU1083910A3 (ru) | 1977-12-01 | 1980-01-07 | Способ получени производных индола или их солей |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU792852306A SU1087073A3 (ru) | 1977-12-01 | 1979-12-18 | Способ получени производных индола или их аддитивных солей |
| SU802862505A SU1110380A3 (ru) | 1977-12-01 | 1980-01-04 | Способ получени производных индола или их аддитивных солей |
| SU802864113A SU1083910A3 (ru) | 1977-12-01 | 1980-01-07 | Способ получени производных индола или их солей |
Country Status (20)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4722930A (en) * | 1980-03-01 | 1988-02-02 | John Wyeth And Brother Limited | 3-benzoyl-1-[(oxo or thioheteroaryl-ylalkyl)-piperid-4-yl]ureas and derivatives |
| US4806552A (en) * | 1980-03-01 | 1989-02-21 | John Wyeth & Brother, Limited | Pyridyl- and/or pyridoyl-(piperid-4-yl) ureas and analogues thereof |
| ES499716A0 (es) * | 1980-03-01 | 1982-05-01 | Wyeth John & Brother Ltd | Un procedimiento para la preparacion de nuevos derivados de piperidina |
| US4808601A (en) * | 1984-09-19 | 1989-02-28 | Pfizer Inc. | Analgesic and antiinflammatory 1,3-diacyl-2-oxindole compounds |
| US4752609A (en) * | 1985-06-20 | 1988-06-21 | Pfizer Inc. | Analgesic and antiinflammatory 1,3-diacyl-2-oxindole compounds |
| GB8528234D0 (en) * | 1985-11-15 | 1985-12-18 | Wyeth John & Brother Ltd | Heterocyclic compounds |
| US20070021355A1 (en) * | 2003-05-29 | 2007-01-25 | Hiroaki Kohno | Antidepressants or foods and beverage for antidepression |
| AR070398A1 (es) * | 2008-02-22 | 2010-03-31 | Gruenenthal Chemie | Derivados sustituidos de indol |
| EP3710426A4 (en) * | 2017-11-03 | 2021-03-24 | Bioimics AB | ANTI-INFECTIOUS HETEROCYCLIC COMPOUNDS AND THEIR USES |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1425354A (en) * | 1973-10-10 | 1976-02-18 | Wyeth John & Brother Ltd | Indole derivatives |
| US4061641A (en) * | 1973-10-10 | 1977-12-06 | John Wyeth & Brother Limited | Ureidopiperidino-ketoalkyl indoles |
| GB1494805A (en) * | 1975-07-17 | 1977-12-14 | Wyeth John & Brother Ltd | Indole derivatives |
| ZA76475B (en) * | 1975-03-10 | 1977-08-31 | Ciba Geigy Ag | Indolyalkylpiperidines |
-
1977
- 1977-12-01 GB GB50053/77A patent/GB1586817A/en not_active Expired
-
1978
- 1978-10-24 IE IE2100/78A patent/IE47461B1/en unknown
- 1978-10-26 ZA ZA786058A patent/ZA786058B/xx unknown
- 1978-10-30 NZ NZ188773A patent/NZ188773A/xx unknown
- 1978-11-01 AU AU41231/78A patent/AU516185B2/en not_active Expired
- 1978-11-07 CA CA315,936A patent/CA1093558A/en not_active Expired
- 1978-11-08 US US05/958,763 patent/US4209521A/en not_active Expired - Lifetime
- 1978-11-14 FI FI783473A patent/FI783473A7/fi unknown
- 1978-11-17 DK DK513678A patent/DK513678A/da not_active Application Discontinuation
- 1978-11-20 PH PH21825A patent/PH19933A/en unknown
- 1978-11-21 DE DE7878300651T patent/DE2861179D1/de not_active Expired
- 1978-11-21 EP EP78300651A patent/EP0002886B1/en not_active Expired
- 1978-11-23 IT IT30109/78A patent/IT1100596B/it active
- 1978-11-28 YU YU02803/78A patent/YU280378A/xx unknown
- 1978-11-29 SU SU782692750A patent/SU1042612A3/ru active
- 1978-11-29 AT AT0853578A patent/AT365591B/de not_active IP Right Cessation
- 1978-11-29 HU HU78WI297A patent/HU179361B/hu unknown
- 1978-11-30 PT PT68850A patent/PT68850A/pt unknown
- 1978-11-30 JP JP14734578A patent/JPS5585586A/ja active Granted
- 1978-11-30 ES ES475565A patent/ES475565A1/es not_active Expired
-
1979
- 1979-05-16 ES ES480604A patent/ES480604A1/es not_active Expired
- 1979-05-16 ES ES480602A patent/ES480602A1/es not_active Expired
- 1979-05-16 ES ES480603A patent/ES480603A1/es not_active Expired
- 1979-12-18 SU SU792852306A patent/SU1087073A3/ru active
-
1980
- 1980-01-04 SU SU802862505A patent/SU1110380A3/ru active
- 1980-01-07 SU SU802864113A patent/SU1083910A3/ru active
Non-Patent Citations (1)
| Title |
|---|
| 1. Вейганд-Хильгетаг. Методы эксперимента в органической химии. М., Хими 1968, с, 785. где Rf - водород, окси-/ низшие гш кокси- или агасильна группы; Rj водород или низша алкильна группа; R фенил, низший алкокси- или ггшоидзамещенный фенил, . тиеиилт X - кислород или сера, или их солей, .отличаюцийс тем, что индол o6iae4t формулы * |
Also Published As
| Publication number | Publication date |
|---|---|
| NZ188773A (en) | 1981-03-16 |
| CA1093558A (en) | 1981-01-13 |
| US4209521A (en) | 1980-06-24 |
| IT1100596B (it) | 1985-09-28 |
| AU4123178A (en) | 1979-06-07 |
| ATA853578A (de) | 1981-06-15 |
| SU1083910A3 (ru) | 1984-03-30 |
| YU280378A (en) | 1983-01-21 |
| PH19933A (en) | 1986-08-14 |
| FI783473A7 (fi) | 1979-06-02 |
| JPS6257606B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-12-02 |
| EP0002886A2 (en) | 1979-07-11 |
| GB1586817A (en) | 1981-03-25 |
| ES480604A1 (es) | 1980-04-01 |
| IT7830109A0 (it) | 1978-11-23 |
| EP0002886A3 (en) | 1979-07-25 |
| IE782100L (en) | 1979-06-01 |
| DK513678A (da) | 1979-06-02 |
| AT365591B (de) | 1982-01-25 |
| ES475565A1 (es) | 1980-01-16 |
| SU1110380A3 (ru) | 1984-08-23 |
| AU516185B2 (en) | 1981-05-21 |
| IE47461B1 (en) | 1984-03-21 |
| SU1087073A3 (ru) | 1984-04-15 |
| JPS5585586A (en) | 1980-06-27 |
| DE2861179D1 (en) | 1981-12-24 |
| EP0002886B1 (en) | 1981-10-14 |
| ES480603A1 (es) | 1980-04-01 |
| ES480602A1 (es) | 1980-04-01 |
| PT68850A (en) | 1978-12-01 |
| ZA786058B (en) | 1980-05-28 |
| HU179361B (en) | 1982-10-28 |
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