ZA853635B - (s)-alpha-ethyl-2-oxo-1-pyrrolidineacetamide - Google Patents
(s)-alpha-ethyl-2-oxo-1-pyrrolidineacetamideInfo
- Publication number
- ZA853635B ZA853635B ZA853635A ZA853635A ZA853635B ZA 853635 B ZA853635 B ZA 853635B ZA 853635 A ZA853635 A ZA 853635A ZA 853635 A ZA853635 A ZA 853635A ZA 853635 B ZA853635 B ZA 853635B
- Authority
- ZA
- South Africa
- Prior art keywords
- radical
- oxo
- alpha
- ethyl
- pyrrolidineacetamide
- 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
- C07D207/263—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms
- C07D207/27—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms with substituted hydrocarbon radicals directly attached to the ring nitrogen atom
-
- 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
- C07D207/277—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/06—Antianaemics
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Urology & Nephrology (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyrrole Compounds (AREA)
- Detergent Compositions (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Seasonings (AREA)
- Cosmetics (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB848412357A GB8412357D0 (en) | 1984-05-15 | 1984-05-15 | Pharmaceutical composition |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA853635B true ZA853635B (en) | 1985-12-24 |
Family
ID=10560974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA853635A ZA853635B (en) | 1984-05-15 | 1985-05-14 | (s)-alpha-ethyl-2-oxo-1-pyrrolidineacetamide |
Country Status (33)
Country | Link |
---|---|
US (3) | US4696943A (ko) |
EP (1) | EP0162036B1 (ko) |
JP (1) | JPH0629186B2 (ko) |
KR (1) | KR920003819B1 (ko) |
CN (1) | CN1015541B (ko) |
AT (1) | ATE45567T1 (ko) |
AU (1) | AU574465B2 (ko) |
BG (2) | BG50156A3 (ko) |
CA (1) | CA1235129A (ko) |
CY (2) | CY1567A (ko) |
DE (3) | DE10075021I1 (ko) |
DK (1) | DK163501C (ko) |
ES (2) | ES8704893B9 (ko) |
FI (1) | FI80673C (ko) |
GB (1) | GB8412357D0 (ko) |
GE (1) | GEP20002001B (ko) |
GR (1) | GR851155B (ko) |
HK (1) | HK52391A (ko) |
IE (1) | IE59950B1 (ko) |
IL (1) | IL75179A (ko) |
LT (1) | LT2584B (ko) |
LU (2) | LU90615I2 (ko) |
LV (1) | LV5233A3 (ko) |
MY (2) | MY101726A (ko) |
NL (1) | NL300028I2 (ko) |
NO (2) | NO164534C (ko) |
PL (2) | PL144346B1 (ko) |
PT (1) | PT80460B (ko) |
SA (1) | SA01210656A (ko) |
SG (1) | SG80090G (ko) |
SU (3) | SU1402260A3 (ko) |
UA (1) | UA6158A1 (ko) |
ZA (1) | ZA853635B (ko) |
Families Citing this family (95)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8827389D0 (en) * | 1988-11-23 | 1988-12-29 | Ucb Sa | Process for preparation of(s)alpha-ethyl-2-oxo-1-pyrrolidineacetamide |
IT1231477B (it) * | 1989-07-12 | 1991-12-07 | Sigma Tau Ind Farmaceuti | (pirrolidin-2-one-1-il) acetammidi quali attivatori dei processi di apprendimento e della memoria e composizioni farmaceutiche comprendenti tali composti |
GB9319732D0 (en) * | 1993-09-24 | 1993-11-10 | Ucb Sa | Use of (s)-alpha-ethyl-2-oxo-l-pyrrolidineacetamide for the treatment of anxiety |
US6124473A (en) * | 1998-05-08 | 2000-09-26 | Ucb, S.A. | Process for preparing (s)- and (R)-α-ethyl-2-oxo-1-pyrrolidineacetamide |
US6107492A (en) * | 1998-05-08 | 2000-08-22 | Ucb, S.A. | Process for the preparation of levetiracetam |
EA002380B1 (ru) * | 1999-07-21 | 2002-04-25 | Российский Государственный Педагогический Университет Им. А.И.Герцена | Антиишемическое средство |
EA002379B1 (ru) * | 1999-07-21 | 2002-04-25 | Российский Государственный Педагогический Университет Им. А.И.Герцена | Средство, обладающее антиишемической, гипотензивной и антигипоксической активностью |
ES2287039T3 (es) * | 1999-12-01 | 2007-12-16 | Ucb, S.A. | Un derivado de pirrolidinacetamida para el tratamiento de dolor cronico o neuropatico. |
GB0004297D0 (en) * | 2000-02-23 | 2000-04-12 | Ucb Sa | 2-oxo-1 pyrrolidine derivatives process for preparing them and their uses |
US6686477B2 (en) | 2000-09-29 | 2004-02-03 | Eastman Chemical Company | Highly enantiomerically pure lactam-substituted propanoic acid derivatives and methods of making and using same |
AU2002224847A1 (en) * | 2000-11-21 | 2002-06-03 | U C B, S.A. | N-alkylated gaba compounds, processes for their preparation and their use as medicaments |
KR100823668B1 (ko) | 2000-12-28 | 2008-04-21 | 해밀턴 파마슈티컬스 인코포레이티드 | 신경성 통증 치료 및 예방약 |
AU2002245486B2 (en) * | 2001-02-23 | 2006-11-16 | Ucb Pharma, S.A. | Treatment of tics, tremors and related disorders |
ES2314090T3 (es) * | 2001-08-10 | 2009-03-16 | Ucb Pharma S.A. | Compuestos de oxopirrolidina, preparacion de dichos compuestos y uso de los mismos en la fabricacion de levetiracetam y sus analogos. |
PL370529A1 (en) * | 2001-10-08 | 2005-05-30 | Ucb, S.A. | Use of 2-oxo-1-pyrrolidine derivatives for the preparation of a drug |
WO2003094913A1 (en) * | 2002-05-14 | 2003-11-20 | Ucb, S.A. | Use of 2-oxo-1-pyrrolidone derivatives for the preparation of a drug |
US7132552B2 (en) * | 2003-02-03 | 2006-11-07 | Teva Pharmaceutical Industries, Ltd. | Process for producing levetiracetam |
ES2214147B1 (es) | 2003-02-28 | 2005-10-01 | Farma-Lepori S.A. | Procedimiento de obtencion de un agente antiepileptico. |
WO2004083180A1 (en) * | 2003-03-18 | 2004-09-30 | Hetero Drugs Limited | Novel crystalline forms of levetiracetam |
WO2005023763A1 (en) * | 2003-09-05 | 2005-03-17 | Ranbaxy Laboratories Limited | Process for the preparation of pure levetiracetam |
PL1667967T3 (pl) * | 2003-09-24 | 2012-11-30 | Ucb Pharma Sa | Sposób wytwarzania pochodnych 2-okso-1-pirolidyny |
AU2004295083B2 (en) | 2003-12-02 | 2010-08-19 | Ucb Pharma | Imidazole derivatives, processes for preparing them and their uses |
CA2497062A1 (en) | 2004-02-18 | 2005-08-18 | Dr. Reddy's Laboratories Limited | Preparation of amino acid amides |
CA2488325C (en) * | 2004-11-22 | 2010-08-24 | Apotex Pharmachem Inc. | Improved process for the preparation of (s)-alpha-ethyl-2-oxo-1-pyrrolidineacetamide and (r)-alpha-ethyl-2-oxo-1-pyrrolidineacetamide |
WO2006080029A1 (en) * | 2005-01-27 | 2006-08-03 | Alembic Limited | Extended release formulation of levetiracetam |
WO2006088864A1 (en) * | 2005-02-16 | 2006-08-24 | Elan Pharma International Limited | Controlled release compositions comprising levetiracetam |
US20070298098A1 (en) * | 2005-02-16 | 2007-12-27 | Elan Pharma International Limited | Controlled Release Compositions Comprising Levetiracetam |
WO2006090265A2 (en) * | 2005-02-28 | 2006-08-31 | Ranbaxy Laboratories Limited | Processes for the preparation of levetiracetam, its intermediate and the use of levetiracetam in pharmaceutical compositions |
US20080146819A1 (en) * | 2005-03-10 | 2008-06-19 | Rubamin Limited | Process for Preparing Levetiracetam |
JP2008534522A (ja) | 2005-03-30 | 2008-08-28 | ジェンファーム インク | 医薬組成物のための複合ステップ製造方法 |
EP1879861A2 (en) * | 2005-04-01 | 2008-01-23 | Rubamin Laboratories Limited | Process for preparing levetiracetam and racemization of (r)- and (s)-2-amino butynamide and the corresponding acid derivatives |
AU2006254336B9 (en) | 2005-06-01 | 2013-02-28 | Ucb Pharma, S.A. | 2 -oxo-I -pyrrolidine derivatives/ processes for preparing them and their therapeutic use on the central nervous system |
PT1909764E (pt) * | 2005-07-26 | 2014-12-18 | Ucb Pharma Sa | Composições farmacêuticas compreendendo levetiracetam e processo para a sua preparação |
US8338621B2 (en) | 2005-12-21 | 2012-12-25 | Ucb S.A. | Process for the preparation of 2-oxo-1-pyrrolidine derivatives |
DK1810676T3 (da) * | 2006-01-24 | 2009-02-09 | Teva Pharma | Levetiracetam formuleringer og fremgangsmåder til deres fremstilling |
US20080014264A1 (en) * | 2006-07-13 | 2008-01-17 | Ucb, S.A. | Novel pharmaceutical compositions comprising levetiracetam |
CA2657571A1 (en) * | 2006-07-25 | 2008-01-31 | Zach System S.P.A. | Process for the preparation of levetiracetam |
EP2051696A2 (en) * | 2006-08-18 | 2009-04-29 | Morton Grove Pharmaceuticals, Inc. | Stable liquid levetiracetam compositions and methods |
CN101130504B (zh) * | 2006-08-25 | 2010-07-28 | 苏州雅本化学股份有限公司 | 经合成、拆分与消旋化制备手性药物左乙拉西坦中间体(s)-(+)-2-氨基丁酰胺盐酸盐的方法 |
EP1932922A1 (de) * | 2006-12-13 | 2008-06-18 | Desitin Arzneimittel GmbH | Schnelltest zum Nachweis von DNA-Sequenzen |
WO2008077035A2 (en) * | 2006-12-18 | 2008-06-26 | Dr. Reddy's Laboratories Ltd. | Processes for the preparation of levetiracetam |
CN101333180B (zh) * | 2007-06-29 | 2011-05-18 | 浙江华海药业股份有限公司 | 一种制备左乙拉西坦中间体的方法 |
US20090082422A1 (en) * | 2007-09-26 | 2009-03-26 | Protia, Llc | Deuterium-enriched levetiracetam |
WO2009050735A1 (en) * | 2007-10-15 | 2009-04-23 | Lupin Limited | A novel polymorph of levetiracetam and a process for its preparation |
US20090263481A1 (en) * | 2008-04-17 | 2009-10-22 | Atul Vishvanath Patil | Levetiracetam formulations |
US20100003322A1 (en) * | 2008-07-03 | 2010-01-07 | Lai Felix S | Enteric coated hydrophobic matrix formulation |
EP2147911A1 (en) | 2008-07-24 | 2010-01-27 | ZaCh System S.p.A. | Process for the preparation of levetiracetam |
US20100190752A1 (en) * | 2008-09-05 | 2010-07-29 | Gruenenthal Gmbh | Pharmaceutical Combination |
EP2346500B1 (en) * | 2008-10-16 | 2017-05-17 | The Johns Hopkins University | Methods and compositions for improving cognitive function |
EP2179725A1 (en) | 2008-10-23 | 2010-04-28 | LEK Pharmaceuticals D.D. | Pharmaceutical composition comprising levetiracetam |
CA2741660A1 (en) * | 2008-11-07 | 2010-05-14 | Novabay Pharmaceuticals, Inc. | Antimicrobial oxazolidinone, hydantoin and imidazolidinone compositions |
US20100159009A1 (en) * | 2008-12-24 | 2010-06-24 | Zhongshui Yu | Controlled-release formulations |
US20100172979A1 (en) * | 2008-12-24 | 2010-07-08 | Zhongshui Yu | Controlled-release formulations |
WO2010132693A2 (en) | 2009-05-13 | 2010-11-18 | Nektar Therapeutics | Oligomer-containing pyrrolidine compounds |
CN101885696A (zh) * | 2009-05-14 | 2010-11-17 | 上海华理生物医药有限公司 | 一种合成高纯度左乙拉西坦的方法 |
WO2011015349A2 (en) | 2009-08-07 | 2011-02-10 | Ucb Pharma, S.A. | Methods for enhancing the cognitive function |
EP2298290A1 (en) | 2009-09-16 | 2011-03-23 | LEK Pharmaceuticals d.d. | Controlled release composition comprising levetiracetam |
US7939676B2 (en) * | 2009-09-17 | 2011-05-10 | Zach System S.P.A. | Process for the preparation of levetiracetam |
KR20120102058A (ko) | 2009-10-23 | 2012-09-17 | 유씨비 파마, 에스.에이. | 2-옥소-1-피롤리디닐 이미다조티아디아졸 유도체 |
WO2011100373A1 (en) * | 2010-02-09 | 2011-08-18 | The Johns Hopkins University | Methods and compositions for improving cognitive function |
WO2011106696A2 (en) | 2010-02-26 | 2011-09-01 | The Regents Of The University Of California | Compositions and methods for the production of l-homoalanine |
WO2011136751A2 (en) | 2010-04-26 | 2011-11-03 | Mahmut Bilgic | Water soluble pharmaceutical composition |
US9333175B2 (en) | 2010-06-16 | 2016-05-10 | Mylan Inc. | Controlled release levetiracetam formulations and methods for producing the same |
EP2492354A1 (en) | 2011-02-23 | 2012-08-29 | Institut National De La Recherche Agronomique (INRA) | Method for identifying compounds useful in the treatment of photosensitive reflex epilepsy |
ME02351B (me) | 2011-04-18 | 2016-06-20 | Ucb Biopharma Sprl | Derivati 2 -oxo- 1-imidazolidinil imidazotiadiazol |
EP2524910A1 (en) | 2011-05-17 | 2012-11-21 | DSM IP Assets B.V. | Process for the resolution of aminobutyramide |
CN102382027B (zh) * | 2011-09-20 | 2013-11-13 | 浙江江北药业有限公司 | 一种左乙拉西坦的制备方法 |
CN102617436B (zh) * | 2012-03-20 | 2014-02-12 | 浙江洪波化工有限公司 | 2-(2-氧代吡咯烷基)丁酰胺的制备方法 |
CN102633675A (zh) * | 2012-04-10 | 2012-08-15 | 南京大学 | 一种dl-2-氨基丁酰胺制备方法 |
CN102675181B (zh) * | 2012-06-07 | 2013-11-20 | 北京师宏药物研制中心 | 一种左乙拉西坦的制备方法 |
CN102702063B (zh) * | 2012-06-15 | 2013-09-04 | 孙威 | 一种左乙拉西坦制备方法 |
WO2014012563A1 (en) | 2012-07-20 | 2014-01-23 | Ucb Pharma, S.A. | Compounds for enhancing the cognitive function |
US10154988B2 (en) | 2012-11-14 | 2018-12-18 | The Johns Hopkins University | Methods and compositions for treating schizophrenia |
CN103012190B (zh) * | 2012-12-05 | 2015-03-18 | 江苏拜克新材料有限公司 | 一种s-2-氨基丁酰胺盐酸盐的合成方法 |
JP6433482B2 (ja) | 2013-03-15 | 2018-12-05 | エージンバイオ, インコーポレイテッド | 認知機能を改善するための方法および組成物 |
EP3827820A1 (en) | 2013-03-15 | 2021-06-02 | The Johns Hopkins University | Brivaracetam for improving cognitive function |
US9339489B2 (en) | 2013-03-15 | 2016-05-17 | Aprecia Pharmaceuticals Company | Rapid disperse dosage form containing levetiracetam |
CN109908355B (zh) | 2013-03-15 | 2022-11-15 | 阿普雷奇亚制药有限责任公司 | 包含左乙拉西坦的快速分散剂型 |
UA121965C2 (uk) | 2014-01-21 | 2020-08-25 | Янссен Фармацевтика Нв | Комбінації, які містять позитивні алостеричні модулятори або ортостеричні агоністи метаботропного глутаматергічного рецептора 2 підтипу, та їх застосування |
KR102461134B1 (ko) | 2014-01-21 | 2022-10-28 | 얀센 파마슈티카 엔.브이. | 대사 조절형 글루탐산 작동성 수용체 제2아형의 양성 알로스테릭 조절제 또는 오르토스테릭 작동제를 포함하는 조합 및 그 용도 |
CN103910649A (zh) * | 2014-04-29 | 2014-07-09 | 苏州天马精细化学品股份有限公司 | 一种左乙拉西坦中间体(s)-n-[1-(氨基羰基)丙基]-4-氯代丁酰胺的合成方法 |
CN103922988A (zh) * | 2014-04-29 | 2014-07-16 | 苏州天马精细化学品股份有限公司 | 一种左乙拉西坦粗品的纯化方法 |
CN104860863B (zh) * | 2015-04-10 | 2017-06-20 | 惠州信立泰药业有限公司 | 左乙拉西坦和含其的药物组合物 |
WO2016191288A1 (en) | 2015-05-22 | 2016-12-01 | Agenebio, Inc. | Extended release pharmaceutical compositions of levetiracetam |
AU2016381366A1 (en) | 2015-12-30 | 2018-06-28 | Adamas Pharmaceuticals, Inc. | Methods and compositions for the treatment of seizure-related disorders |
CN106432032B (zh) * | 2016-09-14 | 2019-07-12 | 苏州天马药业有限公司 | 一种左乙拉西坦的制备方法 |
CN106591179B (zh) * | 2016-12-05 | 2018-07-03 | 长兴制药股份有限公司 | 甲基包囊菌及其在选择性拆分制备(S)-α-乙基-2-氧-1-吡咯烷乙酸盐上的应用 |
PT3554490T (pt) | 2016-12-16 | 2022-03-17 | Idorsia Pharmaceuticals Ltd | Combinação farmacêutica compreendendo um bloqueador de canais de cálcio de tipo t |
CN108503610B (zh) | 2017-02-24 | 2019-09-13 | 北京艾百诺医药股份有限公司 | 一种光学纯的(r)-4-正丙基-二氢呋喃-2(3h)-酮的制备方法 |
CN107337628B (zh) * | 2017-08-10 | 2022-02-08 | 浙江华海药业股份有限公司 | 一种制备左乙拉西坦的方法 |
TWI826531B (zh) | 2018-09-21 | 2023-12-21 | 南韓商愛思開生物製藥股份有限公司 | 具有㗁二唑之化合物及包含該化合物之醫藥組合物 |
CN110003074A (zh) | 2019-04-23 | 2019-07-12 | 浙江华海药业股份有限公司 | 一种左乙拉西坦中间体的制备方法 |
TW202114655A (zh) | 2019-08-14 | 2021-04-16 | 瑞士商辛鐵堤卡公司 | 左乙拉西坦(levetiracetam)之鞘內投藥 |
US11384050B1 (en) * | 2021-02-03 | 2022-07-12 | Vitaworks Ip, Llc | Method for preparing levetiracetam and intermediates thereof |
US20240325353A1 (en) | 2021-02-26 | 2024-10-03 | Syndesi Therapeutics Sa | Compound for treatment of cognitive disorders |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1309692A (en) * | 1970-02-13 | 1973-03-14 | Ucb Sa | N-substituted lactams |
GB1583871A (en) * | 1976-10-19 | 1981-02-04 | Ucb Sa | Anti-aggregants |
FR2418790A1 (fr) * | 1978-03-02 | 1979-09-28 | Philagro Sa | Nouveaux derives de pyrrolidinone-2 et compositions herbicides les contenant |
GB8412358D0 (en) * | 1984-05-15 | 1984-06-20 | Ucb Sa | Pharmaceutical composition |
-
1984
- 1984-05-15 GB GB848412357A patent/GB8412357D0/en active Pending
-
1985
- 1985-05-04 BG BG089449A patent/BG50156A3/xx unknown
- 1985-05-13 GR GR851155A patent/GR851155B/el unknown
- 1985-05-13 IL IL75179A patent/IL75179A/xx not_active IP Right Cessation
- 1985-05-13 FI FI851875A patent/FI80673C/fi not_active IP Right Cessation
- 1985-05-14 AT AT85870069T patent/ATE45567T1/de active
- 1985-05-14 PL PL1985253374A patent/PL144346B1/pl unknown
- 1985-05-14 UA UA3968802A patent/UA6158A1/uk unknown
- 1985-05-14 DE DE2000175021 patent/DE10075021I1/de active Pending
- 1985-05-14 US US06/733,790 patent/US4696943A/en not_active Expired - Lifetime
- 1985-05-14 DE DE2001199005 patent/DE10199005I2/de active Active
- 1985-05-14 DE DE8585870069T patent/DE3572348D1/de not_active Expired
- 1985-05-14 IE IE119385A patent/IE59950B1/en not_active IP Right Cessation
- 1985-05-14 NO NO851933A patent/NO164534C/no active Protection Beyond IP Right Term
- 1985-05-14 DK DK212985A patent/DK163501C/da not_active IP Right Cessation
- 1985-05-14 ES ES000551428A patent/ES8704893B9/es not_active Expired - Fee Related
- 1985-05-14 PL PL1985257385A patent/PL147386B1/pl unknown
- 1985-05-14 SU SU853898053A patent/SU1402260A3/ru active
- 1985-05-14 ZA ZA853635A patent/ZA853635B/xx unknown
- 1985-05-14 JP JP60102529A patent/JPH0629186B2/ja not_active Expired - Fee Related
- 1985-05-14 BG BG070238A patent/BG47497A3/xx unknown
- 1985-05-14 PT PT80460A patent/PT80460B/pt unknown
- 1985-05-14 ES ES543124A patent/ES8608485A1/es not_active Expired
- 1985-05-14 EP EP85870069A patent/EP0162036B1/fr not_active Expired
- 1985-05-14 AU AU42530/85A patent/AU574465B2/en not_active Expired
- 1985-05-14 CA CA000481512A patent/CA1235129A/en not_active Expired
- 1985-05-15 KR KR1019850003322A patent/KR920003819B1/ko not_active IP Right Cessation
- 1985-07-10 CN CN85105301A patent/CN1015541B/zh not_active Expired
- 1985-10-25 SU SU853968802A patent/SU1430392A1/ru active
-
1986
- 1986-08-13 SU SU864027938A patent/SU1428195A3/ru active
-
1987
- 1987-03-12 US US07/025,277 patent/US4837223A/en not_active Expired - Lifetime
- 1987-04-20 MY MYPI87000507A patent/MY101726A/en unknown
- 1987-04-20 MY MYPI87000506A patent/MY101725A/en unknown
-
1989
- 1989-02-16 US US07/311,631 patent/US4943639A/en not_active Expired - Lifetime
-
1990
- 1990-10-02 SG SG800/90A patent/SG80090G/en unknown
-
1991
- 1991-07-11 HK HK523/91A patent/HK52391A/xx not_active IP Right Cessation
- 1991-12-20 CY CY1567A patent/CY1567A/xx unknown
-
1993
- 1993-05-19 LV LV930379A patent/LV5233A3/xx unknown
- 1993-08-17 LT LTRP873A patent/LT2584B/xx not_active IP Right Cessation
-
1999
- 1999-09-03 GE GEAP19994979A patent/GEP20002001B/en unknown
-
2000
- 2000-07-31 LU LU90615C patent/LU90615I2/fr unknown
- 2000-11-17 NL NL300028C patent/NL300028I2/nl unknown
- 2000-11-30 LU LU90682C patent/LU90682I2/fr unknown
-
2001
- 2001-01-20 SA SA01210656A patent/SA01210656A/ar unknown
- 2001-05-25 NO NO2001008C patent/NO2001008I2/no unknown
-
2004
- 2004-10-27 CY CY200400007C patent/CY2004007I1/el unknown
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU574465B2 (en) | (s)-alpha-ethyl-2-oxo-1-pyrrolidineacetamide | |
AU574175B2 (en) | (r)-alpha-ethyl-2-oxo-1-pyrrolidineacetamide |