PT67641B - Process for preparing pyrrolidinic derivatives - Google Patents
Process for preparing pyrrolidinic derivativesInfo
- Publication number
- PT67641B PT67641B PT67641A PT6764178A PT67641B PT 67641 B PT67641 B PT 67641B PT 67641 A PT67641 A PT 67641A PT 6764178 A PT6764178 A PT 6764178A PT 67641 B PT67641 B PT 67641B
- Authority
- PT
- Portugal
- Prior art keywords
- pyrrolidinic
- derivatives
- preparing
- pyrrolidinic derivatives
- preparing pyrrolidinic
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Neurosurgery (AREA)
- Biomedical Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Neurology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyrrole Compounds (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT20226/77A IT1075564B (it) | 1977-02-11 | 1977-02-11 | Procedimento per la preparazione di derivati pirrolidinici |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT67641A PT67641A (de) | 1978-03-01 |
| PT67641B true PT67641B (de) | 1980-03-03 |
Family
ID=11164922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT67641A PT67641B (de) | 1977-02-11 | 1978-02-09 | Process for preparing pyrrolidinic derivatives |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US4124594A (pt) |
| JP (1) | JPS53101368A (pt) |
| AR (1) | AR219734A1 (pt) |
| AT (1) | AT362781B (pt) |
| CA (1) | CA1083585A (pt) |
| CH (1) | CH631703A5 (pt) |
| CS (1) | CS214767B2 (pt) |
| DE (1) | DE2759033C2 (pt) |
| DK (1) | DK155279C (pt) |
| ES (1) | ES466857A1 (pt) |
| FI (1) | FI66847C (pt) |
| GB (1) | GB1588074A (pt) |
| HU (1) | HU178588B (pt) |
| IN (1) | IN147764B (pt) |
| IT (1) | IT1075564B (pt) |
| MX (1) | MX4988E (pt) |
| NL (1) | NL187207C (pt) |
| NO (1) | NO147751C (pt) |
| PL (1) | PL108024B1 (pt) |
| PT (1) | PT67641B (pt) |
| SE (1) | SE428208B (pt) |
| SU (1) | SU984407A3 (pt) |
| YU (1) | YU40322B (pt) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2858573A (en) * | 1958-11-04 | Fibers | ||
| IT1141287B (it) * | 1979-06-13 | 1986-10-01 | Nattermann A & Cie | Ammidi di acidi pirrolidin-(2)-on-(1)-ilalchil-carbossilici,procedimento per la loro preparazione e prodotti medicinali che le contengono |
| FR2515179A1 (fr) * | 1981-07-24 | 1983-04-29 | Hoffmann La Roche | Derives de pyrrolidine, leur procede de preparation, les intermediaires pour leur synthese et leur application therapeutique |
| IT1206699B (it) * | 1984-02-27 | 1989-04-27 | Isf Spa | Procedimento per preparare derivati di pirrolidone. |
| IT1173768B (it) * | 1984-04-02 | 1987-06-24 | Isf Spa | Procedimento di preparazione di derivati 1-carbamoilmetilici di 4-idrossi-2-osso-pirrolidina nonche' di intermedi per ottenere tali composti |
| CH666483A5 (de) * | 1985-01-16 | 1988-07-29 | Lonza Ag | Verfahren zur herstellung von thiotetronsaeure. |
| IT1190378B (it) * | 1985-06-21 | 1988-02-16 | Isf Spa | Derivati pirrolidonici |
| US4686296A (en) * | 1985-07-26 | 1987-08-11 | Denki Kagaku Kogyo Kabushiki Kaisha | Process for producing oxiracetam |
| CH668423A5 (de) * | 1986-06-19 | 1988-12-30 | Lonza Ag | Verfahren zur herstellung von 4-alkoxy-3-pyrrolin-2-onen. |
| IL80071A0 (en) * | 1985-09-24 | 1986-12-31 | Lonza Ag | Pyrrolidine acetamide derivatives |
| HU195773B (en) * | 1985-09-24 | 1988-07-28 | Lonza Ag | Process for preparing alkyl esters of 4-alkoxy-3-pyrrolin-2-on-1-yl-acetic acid |
| CH668422A5 (de) * | 1986-06-26 | 1988-12-30 | Lonza Ag | 4-benzyloxy-3-pyrrolin-2-on, dessen herstellung und verwendung zur synthese von tetramsaeure. |
| CH668424A5 (de) * | 1986-06-26 | 1988-12-30 | Lonza Ag | 4-benzyloxy-3-pyrrolin-2-on-l-yl-acetamid, dessen herstellung und verwendung. |
| CH667655A5 (de) * | 1986-09-24 | 1988-10-31 | Lonza Ag | Verfahren zur herstellung von 4-alkoxy-2(5h)-thiophenonen. |
| CH670644A5 (pt) * | 1986-12-18 | 1989-06-30 | Lonza Ag | |
| ATE124396T1 (de) * | 1988-09-06 | 1995-07-15 | Lonza Ag | Verfahren zur herstellung von 5- alkyltetramsäuren. |
| FI95034C (fi) * | 1989-03-15 | 1995-12-11 | Lonza Ag | Menetelmä 1,3-substituoidun tetrahydro-1H-tieno/3,4-d/-imidatsol-2(3H)-on-4-ylideenipentaanihappoesterin valmistamiseksi |
| CH680293A5 (pt) * | 1990-06-26 | 1992-07-31 | Lonza Ag | |
| 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 |
| EP2573070B1 (en) * | 2010-05-21 | 2016-06-01 | Chongqing Runze Pharmaceutical Co., Ltd. | Crystal form of (s)-4-hydroxy-2-oxo-1-pyrrolidine acetamide, preparation method and use thereof |
| CN107973737B (zh) | 2016-10-24 | 2020-03-24 | 重庆润泽医药有限公司 | 右旋奥拉西坦新晶型及其制备方法和用途 |
| US10793521B2 (en) | 2016-10-24 | 2020-10-06 | Chongqing Ruzer Pharmaceutical Company Limited | Crystalline form II of dextral oxiracetam, preparation method therefor and use thereof |
| WO2018076784A1 (zh) * | 2016-10-24 | 2018-05-03 | 重庆润泽医药有限公司 | （r）-4-羟基-2-氧代-1-吡咯烷乙酰胺晶型及其制备方法和用途 |
| CN108299267A (zh) * | 2017-01-12 | 2018-07-20 | 重庆润泽医药有限公司 | (r)-4-羟基-2-氧-1-吡咯烷乙酰胺的晶型及其制备方法和用途 |
| CN108299268A (zh) * | 2017-01-12 | 2018-07-20 | 重庆润泽医药有限公司 | 一种(r)-4-羟基-2-氧-1-吡咯烷乙酰胺晶型的制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1045043B (it) | 1975-08-13 | 1980-04-21 | Isf Spa | Derivati pirrolidinici |
| NZ181727A (en) | 1975-08-13 | 1978-03-06 | Isf Spa | Pyrroline-2-one derivatives and pharmaceutical compositions |
-
1977
- 1977-02-11 IT IT20226/77A patent/IT1075564B/it active Protection Beyond IP Right Term
- 1977-12-30 DE DE2759033A patent/DE2759033C2/de not_active Expired
-
1978
- 1978-02-08 AT AT0088778A patent/AT362781B/de not_active IP Right Cessation
- 1978-02-08 US US05/876,167 patent/US4124594A/en not_active Expired - Lifetime
- 1978-02-08 CS CS78815A patent/CS214767B2/cs unknown
- 1978-02-08 FI FI780406A patent/FI66847C/fi not_active IP Right Cessation
- 1978-02-08 GB GB5045/78A patent/GB1588074A/en not_active Expired
- 1978-02-08 IN IN103/DEL/78A patent/IN147764B/en unknown
- 1978-02-08 AR AR271029A patent/AR219734A1/es active
- 1978-02-09 PT PT67641A patent/PT67641B/pt unknown
- 1978-02-09 YU YU303/78A patent/YU40322B/xx unknown
- 1978-02-09 HU HU78IE825A patent/HU178588B/hu not_active IP Right Cessation
- 1978-02-09 CH CH145678A patent/CH631703A5/de not_active IP Right Cessation
- 1978-02-09 CA CA296,522A patent/CA1083585A/en not_active Expired
- 1978-02-09 MX MX786834U patent/MX4988E/es unknown
- 1978-02-09 SE SE7801537A patent/SE428208B/sv not_active IP Right Cessation
- 1978-02-09 NL NLAANVRAGE7801501,A patent/NL187207C/xx not_active IP Right Cessation
- 1978-02-10 JP JP1484578A patent/JPS53101368A/ja active Granted
- 1978-02-10 DK DK063078A patent/DK155279C/da not_active IP Right Cessation
- 1978-02-10 NO NO780463A patent/NO147751C/no unknown
- 1978-02-10 PL PL1978204550A patent/PL108024B1/pl unknown
- 1978-02-10 ES ES466857A patent/ES466857A1/es not_active Expired
- 1978-02-10 SU SU782579300A patent/SU984407A3/ru active
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