GB1549754A - Processes for preparing n-substituted amides of 2-oxo-1-pyrrolidine - Google Patents
Processes for preparing n-substituted amides of 2-oxo-1-pyrrolidineInfo
- Publication number
- GB1549754A GB1549754A GB1014/77A GB101477A GB1549754A GB 1549754 A GB1549754 A GB 1549754A GB 1014/77 A GB1014/77 A GB 1014/77A GB 101477 A GB101477 A GB 101477A GB 1549754 A GB1549754 A GB 1549754A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pyrrolidine
- oxo
- preparing
- processes
- substituted amides
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 150000001408 amides Chemical class 0.000 title 1
- RWRDLPDLKQPQOW-UHFFFAOYSA-N tetrahydropyrrole Substances C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 title 1
- 150000001875 compounds Chemical class 0.000 abstract 2
- 238000003402 intramolecular cyclocondensation reaction Methods 0.000 abstract 1
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
-
- 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
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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Peptides Or Proteins (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Compounds of the general formula I, whose symbols are defined in Claim I, are prepared by subjecting compounds of the formula II to an intramolecular ring closure reaction. <IMAGE>
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
YU7776A YU39660B (en) | 1976-01-14 | 1976-01-14 | Process for obtaining 2-oxo-1-pyrrolidine acetamide |
YU198376A YU40148B (en) | 1976-08-11 | 1976-08-11 | Process for preparing n-subtituted amides of 2-oxo-pyrrolidines |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1549754A true GB1549754A (en) | 1979-08-08 |
Family
ID=27130704
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB38310/77A Expired GB1549755A (en) | 1976-01-14 | 1977-01-11 | N-4-halobutyryl derivatives |
GB1014/77A Expired GB1549754A (en) | 1976-01-14 | 1977-01-11 | Processes for preparing n-substituted amides of 2-oxo-1-pyrrolidine |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB38310/77A Expired GB1549755A (en) | 1976-01-14 | 1977-01-11 | N-4-halobutyryl derivatives |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS603320B2 (en) |
AT (1) | AT360980B (en) |
CH (1) | CH627742A5 (en) |
DD (1) | DD128591A5 (en) |
DE (2) | DE2701450C2 (en) |
FI (1) | FI66846C (en) |
FR (1) | FR2344535A1 (en) |
GB (2) | GB1549755A (en) |
HU (1) | HU173642B (en) |
NL (1) | NL7700408A (en) |
PL (1) | PL102996B1 (en) |
SE (1) | SE415972B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1539817A (en) * | 1976-10-22 | 1979-02-07 | Ucb Sa | N-substituted lactams |
EP0115473A3 (en) * | 1983-01-27 | 1987-01-21 | Ciba-Geigy Ag | Substituted pyrrolidinone derivatives and process for their preparation |
FI840260A (en) * | 1983-01-27 | 1984-07-28 | Ciba Geigy Ag | PYRROLIDINONDERIVAT OCH FOERFARANDE FOER DERAS FRAMSTAELLNING. |
IT1190378B (en) * | 1985-06-21 | 1988-02-16 | Isf Spa | PYROLIDONIC DERIVATIVES |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3250784A (en) * | 1963-12-23 | 1966-05-10 | Gen Aniline & Film Corp | Pyrrolidonyl-gamma-butyramide and process of preparing |
GB1039113A (en) * | 1964-08-06 | 1966-08-17 | Ucb Sa | New n-substituted lactams |
GB1361388A (en) * | 1970-08-05 | 1974-07-24 | Geistlich Soehne Ag | Ny--sulphamoylaryl--pyrrolidines |
FR2363474A1 (en) * | 1976-09-03 | 1978-03-31 | Doris Dev Richesse Sous Marine | Sea bed anchor placing system - uses hydraulic motor driven borer at end of chain which carries pairs of pivoted flukes (NO 28.3.78) |
-
1977
- 1977-01-07 AT AT4377A patent/AT360980B/en not_active IP Right Cessation
- 1977-01-10 HU HU77PI558A patent/HU173642B/en unknown
- 1977-01-10 SE SE7700173A patent/SE415972B/en not_active IP Right Cessation
- 1977-01-11 GB GB38310/77A patent/GB1549755A/en not_active Expired
- 1977-01-11 GB GB1014/77A patent/GB1549754A/en not_active Expired
- 1977-01-12 FI FI770087A patent/FI66846C/en not_active IP Right Cessation
- 1977-01-12 DD DD7700196900A patent/DD128591A5/en unknown
- 1977-01-13 CH CH41577A patent/CH627742A5/en not_active IP Right Cessation
- 1977-01-14 DE DE2701450A patent/DE2701450C2/en not_active Expired
- 1977-01-14 PL PL1977195311A patent/PL102996B1/en not_active IP Right Cessation
- 1977-01-14 JP JP52002549A patent/JPS603320B2/en not_active Expired
- 1977-01-14 NL NL7700408A patent/NL7700408A/en unknown
- 1977-01-14 FR FR7701139A patent/FR2344535A1/en active Granted
- 1977-01-14 DE DE2759297A patent/DE2759297C2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AT360980B (en) | 1981-02-10 |
CH627742A5 (en) | 1982-01-29 |
FI66846C (en) | 1984-12-10 |
ATA4377A (en) | 1979-07-15 |
SE7700173L (en) | 1977-07-15 |
FI770087A (en) | 1977-07-15 |
DD128591A5 (en) | 1977-11-30 |
FI66846B (en) | 1984-08-31 |
DE2701450C2 (en) | 1984-10-18 |
JPS52116462A (en) | 1977-09-29 |
NL7700408A (en) | 1977-07-18 |
PL195311A1 (en) | 1978-02-27 |
FR2344535B1 (en) | 1982-10-08 |
PL102996B1 (en) | 1979-05-31 |
JPS603320B2 (en) | 1985-01-26 |
SE415972B (en) | 1980-11-17 |
DE2759297C2 (en) | 1980-04-03 |
DE2759297B1 (en) | 1979-07-19 |
FR2344535A1 (en) | 1977-10-14 |
DE2701450A1 (en) | 1977-07-21 |
HU173642B (en) | 1979-07-28 |
GB1549755A (en) | 1979-08-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |