ZA851401B - A process for the preparation of pyrrolidone derivatives - Google Patents
A process for the preparation of pyrrolidone derivativesInfo
- Publication number
- ZA851401B ZA851401B ZA851401A ZA851401A ZA851401B ZA 851401 B ZA851401 B ZA 851401B ZA 851401 A ZA851401 A ZA 851401A ZA 851401 A ZA851401 A ZA 851401A ZA 851401 B ZA851401 B ZA 851401B
- Authority
- ZA
- South Africa
- Prior art keywords
- sup
- alkyl
- hydrogen
- preparation
- benzyl
- Prior art date
Links
- 150000004040 pyrrolidinones Chemical class 0.000 title abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 4
- 229910052739 hydrogen Inorganic materials 0.000 abstract 4
- 239000001257 hydrogen Substances 0.000 abstract 4
- -1 1,4-butylene Chemical group 0.000 abstract 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 abstract 2
- 150000002431 hydrogen Chemical group 0.000 abstract 2
- 239000000543 intermediate Substances 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 125000002252 acyl group Chemical group 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000010511 deprotection reaction Methods 0.000 abstract 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 125000003107 substituted aryl group Chemical group 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/04—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D233/28—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings 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
- C07D233/30—Oxygen or sulfur atoms
- C07D233/32—One oxygen atom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyrrole Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8419802A IT1206699B (it) | 1984-02-27 | 1984-02-27 | Procedimento per preparare derivati di pirrolidone. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA851401B true ZA851401B (en) | 1985-11-27 |
Family
ID=11161351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA851401A ZA851401B (en) | 1984-02-27 | 1985-02-25 | A process for the preparation of pyrrolidone derivatives |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4797496A (de) |
| EP (1) | EP0154490B1 (de) |
| JP (1) | JPH0791266B2 (de) |
| KR (1) | KR920002295B1 (de) |
| AT (1) | ATE36319T1 (de) |
| AU (2) | AU584605B2 (de) |
| CA (1) | CA1241333A (de) |
| DE (1) | DE3564264D1 (de) |
| DK (1) | DK86185A (de) |
| ES (2) | ES8700656A1 (de) |
| FI (1) | FI81339C (de) |
| GR (1) | GR850485B (de) |
| HU (2) | HU193399B (de) |
| IL (1) | IL74448A (de) |
| IT (1) | IT1206699B (de) |
| NO (1) | NO166712C (de) |
| NZ (1) | NZ211226A (de) |
| PH (1) | PH22518A (de) |
| PT (1) | PT80021B (de) |
| ZA (1) | ZA851401B (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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. |
| CH666891A5 (de) * | 1985-11-26 | 1988-08-31 | Lonza Ag | 4-alkoxy-2-oxo-pyrrolidin-1-yl-essigsaeure-c(1)-c(4)-alkylester, deren herstellung und verwendung. |
| DE3602254A1 (de) * | 1986-01-25 | 1987-07-30 | Basf Ag | Verfahren zur herstellung von oxiranylcarbonsaeureestern |
| CH680293A5 (de) * | 1990-06-26 | 1992-07-31 | Lonza Ag | |
| KR100424393B1 (ko) * | 2001-11-26 | 2004-03-24 | 한국화학연구원 | 옥시라세탐의 제조방법 |
| 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 |
| CN102249977B (zh) * | 2011-08-11 | 2013-06-12 | 重庆润泽医药有限公司 | 4-羟基-2-氧代-1-吡咯烷乙酰胺外消旋体晶型ⅰ及其制备方法 |
| 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 |
| CN110615744B (zh) * | 2018-06-20 | 2023-01-06 | 上海朴颐化学科技有限公司 | 一种布瓦西坦中间体及其制备方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI51098C (fi) * | 1975-03-27 | 1976-10-11 | Medipolar Oy | Menetelmä terapeuttisesti arvokkaan 2-okso-1-pyrrolidinyyliasetamidin valmistamiseksi. |
| IT1045043B (it) * | 1975-08-13 | 1980-04-21 | Isf Spa | Derivati pirrolidinici |
| 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 |
| JPS5812272B2 (ja) * | 1981-04-28 | 1983-03-07 | 電気化学工業株式会社 | ４−ヒドロキシ−２−ピロリドンの製造法 |
| 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 |
| 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 |
-
1984
- 1984-02-27 IT IT8419802A patent/IT1206699B/it active
-
1985
- 1985-02-07 FI FI850505A patent/FI81339C/fi not_active IP Right Cessation
- 1985-02-14 CA CA000474316A patent/CA1241333A/en not_active Expired
- 1985-02-21 ES ES540601A patent/ES8700656A1/es not_active Expired
- 1985-02-22 KR KR1019850001130A patent/KR920002295B1/ko not_active Expired
- 1985-02-25 ZA ZA851401A patent/ZA851401B/xx unknown
- 1985-02-26 AT AT85301278T patent/ATE36319T1/de not_active IP Right Cessation
- 1985-02-26 NZ NZ211226A patent/NZ211226A/xx unknown
- 1985-02-26 DK DK86185A patent/DK86185A/da not_active Application Discontinuation
- 1985-02-26 DE DE8585301278T patent/DE3564264D1/de not_active Expired
- 1985-02-26 EP EP85301278A patent/EP0154490B1/de not_active Expired
- 1985-02-26 NO NO850778A patent/NO166712C/no unknown
- 1985-02-26 AU AU39180/85A patent/AU584605B2/en not_active Ceased
- 1985-02-26 HU HU85705A patent/HU193399B/hu not_active IP Right Cessation
- 1985-02-26 IL IL74448A patent/IL74448A/xx unknown
- 1985-02-26 GR GR850485A patent/GR850485B/el unknown
- 1985-02-27 PH PH31916A patent/PH22518A/en unknown
- 1985-02-27 JP JP60038625A patent/JPH0791266B2/ja not_active Expired - Lifetime
- 1985-02-27 PT PT80021A patent/PT80021B/pt not_active IP Right Cessation
-
1986
- 1986-03-13 ES ES552957A patent/ES8800135A1/es not_active Expired
- 1986-03-26 HU HU861280A patent/HU195957B/hu not_active IP Right Cessation
-
1988
- 1988-03-08 US US07/165,340 patent/US4797496A/en not_active Expired - Lifetime
-
1989
- 1989-02-23 AU AU30247/89A patent/AU612000B2/en not_active Ceased
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