DK145485A - Fremgangsmaade til fremstilling af pyrrolidon-derivater og mellemprodukter til brug ved udoevelse af fremgangsmaaden - Google Patents
Fremgangsmaade til fremstilling af pyrrolidon-derivater og mellemprodukter til brug ved udoevelse af fremgangsmaaden Download PDFInfo
- Publication number
- DK145485A DK145485A DK145485A DK145485A DK145485A DK 145485 A DK145485 A DK 145485A DK 145485 A DK145485 A DK 145485A DK 145485 A DK145485 A DK 145485A DK 145485 A DK145485 A DK 145485A
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- pyrrolidon
- exercising
- intermediates
- derivatives
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
- C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D207/24—Oxygen or sulfur atoms
- C07D207/26—2-Pyrrolidones
- C07D207/273—2-Pyrrolidones with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to other ring 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
- A61P25/28—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
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D309/08—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D309/10—Oxygen atoms
- C07D309/12—Oxygen atoms only hydrogen atoms and one oxygen atom directly attached to ring carbon atoms, e.g. tetrahydropyranyl ethers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Psychiatry (AREA)
- Hospice & Palliative Care (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pyrrole Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrane Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT20358/84A IT1173768B (it) | 1984-04-02 | 1984-04-02 | Procedimento di preparazione di derivati 1-carbamoilmetilici di 4-idrossi-2-osso-pirrolidina nonche' di intermedi per ottenere tali composti |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK145485D0 DK145485D0 (da) | 1985-04-01 |
| DK145485A true DK145485A (da) | 1985-10-03 |
Family
ID=11166012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK145485A DK145485A (da) | 1984-04-02 | 1985-04-01 | Fremgangsmaade til fremstilling af pyrrolidon-derivater og mellemprodukter til brug ved udoevelse af fremgangsmaaden |
Country Status (20)
| Country | Link |
|---|---|
| US (2) | US4629797A (es) |
| EP (1) | EP0156655B1 (es) |
| JP (1) | JPH0610191B2 (es) |
| KR (1) | KR920000047B1 (es) |
| AR (1) | AR240917A1 (es) |
| AT (1) | ATE38832T1 (es) |
| AU (1) | AU568274B2 (es) |
| CA (1) | CA1241334A (es) |
| DE (1) | DE3566403D1 (es) |
| DK (1) | DK145485A (es) |
| ES (4) | ES8700655A1 (es) |
| FI (1) | FI82035C (es) |
| GR (1) | GR850819B (es) |
| HU (1) | HU193749B (es) |
| IL (2) | IL74779A (es) |
| IT (1) | IT1173768B (es) |
| NO (1) | NO165676C (es) |
| NZ (1) | NZ211705A (es) |
| PT (1) | PT80202B (es) |
| ZA (1) | ZA852263B (es) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1206699B (it) * | 1984-02-27 | 1989-04-27 | Isf Spa | Procedimento per preparare derivati di pirrolidone. |
| EP0223328B1 (en) | 1985-07-26 | 1992-01-29 | Denki Kagaku Kogyo Kabushiki Kaisha | Process for producing oxiracetam |
| CH680293A5 (es) * | 1990-06-26 | 1992-07-31 | Lonza Ag | |
| KR100498268B1 (ko) * | 1997-12-09 | 2005-11-01 | 주식회사 엘지생활건강 | 피롤리돈계 양쪽성 계면활성제 |
| US8904443B2 (en) * | 2005-09-07 | 2014-12-02 | Sony Corporation | System and method for improving home network GUI response time and presentation |
| CN101704778B (zh) * | 2009-09-30 | 2012-10-17 | 厦门市华兴化工有限公司 | 一种制备4-羟基吡咯烷酮-2-乙酰胺的方法 |
| CN102603598B (zh) * | 2011-01-21 | 2014-07-16 | 重庆润泽医药有限公司 | （s）-4-羟基-2-氧代-1-吡咯烷乙酰胺的制备方法 |
| CN102603601B (zh) * | 2011-01-21 | 2013-12-25 | 重庆润泽医药有限公司 | (s)-奥拉西坦的制备方法 |
| CN102432516B (zh) * | 2011-12-14 | 2013-10-09 | 山东阿如拉药物研究开发有限公司 | 奥拉西坦的精制方法 |
| CN102627596B (zh) * | 2012-03-16 | 2016-01-27 | 天津景寅医药生物技术发展有限公司 | 一种4-羟基-2-氧代-1-吡咯烷乙酰胺的制备方法 |
| US9069141B2 (en) | 2012-12-10 | 2015-06-30 | Baker Hughes Incorporated | Fiber optic termination arrangement and method of making the same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1075280B (it) * | 1977-02-11 | 1985-04-22 | Isf Spa | Procedimento per la preparazione di derivati pirrolidinici |
| IT1075564B (it) * | 1977-02-11 | 1985-04-22 | Isf Spa | Procedimento per la preparazione di derivati pirrolidinici |
-
1984
- 1984-04-02 IT IT20358/84A patent/IT1173768B/it active
-
1985
- 1985-03-25 CA CA000477420A patent/CA1241334A/en not_active Expired
- 1985-03-26 ZA ZA852263A patent/ZA852263B/xx unknown
- 1985-03-28 FI FI851244A patent/FI82035C/fi not_active IP Right Cessation
- 1985-03-29 AU AU40704/85A patent/AU568274B2/en not_active Ceased
- 1985-03-29 US US06/718,242 patent/US4629797A/en not_active Expired - Lifetime
- 1985-03-29 JP JP60064068A patent/JPH0610191B2/ja not_active Expired - Lifetime
- 1985-03-29 AR AR299917A patent/AR240917A1/es active
- 1985-03-30 KR KR1019850002148A patent/KR920000047B1/ko not_active IP Right Cessation
- 1985-04-01 DK DK145485A patent/DK145485A/da not_active Application Discontinuation
- 1985-04-01 NO NO851330A patent/NO165676C/no unknown
- 1985-04-01 GR GR850819A patent/GR850819B/el unknown
- 1985-04-01 AT AT85302244T patent/ATE38832T1/de not_active IP Right Cessation
- 1985-04-01 DE DE8585302244T patent/DE3566403D1/de not_active Expired
- 1985-04-01 HU HU851236A patent/HU193749B/hu not_active IP Right Cessation
- 1985-04-01 PT PT80202A patent/PT80202B/pt not_active IP Right Cessation
- 1985-04-01 EP EP85302244A patent/EP0156655B1/en not_active Expired
- 1985-04-01 ES ES541811A patent/ES8700655A1/es not_active Expired
- 1985-04-02 IL IL74779A patent/IL74779A/xx unknown
- 1985-04-04 NZ NZ211705A patent/NZ211705A/xx unknown
-
1986
- 1986-05-16 ES ES555010A patent/ES8706613A1/es not_active Expired
- 1986-05-16 ES ES555011A patent/ES8706601A1/es not_active Expired
- 1986-05-16 ES ES555009A patent/ES8800136A1/es not_active Expired
- 1986-08-29 US US06/902,268 patent/US4788300A/en not_active Expired - Lifetime
-
1987
- 1987-12-28 IL IL84951A patent/IL84951A/xx not_active IP Right Cessation
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed | ||
| AHS | Application shelved for other reasons than non-payment |