CA979449A - Process for the preparation of 1-hydroxy-2-pyridones - Google Patents
Process for the preparation of 1-hydroxy-2-pyridonesInfo
- Publication number
- CA979449A CA979449A CA166,905A CA166905A CA979449A CA 979449 A CA979449 A CA 979449A CA 166905 A CA166905 A CA 166905A CA 979449 A CA979449 A CA 979449A
- Authority
- CA
- Canada
- Prior art keywords
- pyridones
- hydroxy
- preparation
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/89—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members with hetero atoms 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
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
- C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
- C07D221/04—Ortho- or peri-condensed ring systems
- C07D221/06—Ring systems of three rings
- C07D221/10—Aza-phenanthrenes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
- C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
- C07D221/20—Spiro-condensed ring systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (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)
- Communicable Diseases (AREA)
- Animal Behavior & Ethology (AREA)
- Oncology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pyridine Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722214608 DE2214608C3 (de) | 1972-03-25 | Verfahren zur Herstellung von J-Hydroxy-2-pyridonen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA979449A true CA979449A (en) | 1975-12-09 |
Family
ID=5840130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA166,905A Expired CA979449A (en) | 1972-03-25 | 1973-03-12 | Process for the preparation of 1-hydroxy-2-pyridones |
Country Status (27)
| Country | Link |
|---|---|
| JP (1) | JPS5233B2 (nl) |
| KR (1) | KR780000095B1 (nl) |
| AR (1) | AR219038A1 (nl) |
| AT (1) | AT327190B (nl) |
| BE (1) | BE797346A (nl) |
| BG (2) | BG22817A3 (nl) |
| CA (1) | CA979449A (nl) |
| CH (1) | CH579050A5 (nl) |
| CS (1) | CS183686B2 (nl) |
| DD (1) | DD105612A5 (nl) |
| DK (1) | DK139966C (nl) |
| EG (1) | EG10850A (nl) |
| ES (1) | ES412847A1 (nl) |
| FI (1) | FI55331C (nl) |
| FR (1) | FR2177963B1 (nl) |
| GB (1) | GB1416397A (nl) |
| HU (1) | HU166579B (nl) |
| MY (1) | MY7800114A (nl) |
| NL (1) | NL175177C (nl) |
| NO (1) | NO139861C (nl) |
| PH (1) | PH9480A (nl) |
| PL (1) | PL91738B1 (nl) |
| RO (1) | RO62622A (nl) |
| SE (1) | SE383151B (nl) |
| SU (1) | SU468418A3 (nl) |
| YU (1) | YU35583B (nl) |
| ZA (1) | ZA732042B (nl) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4178242A (en) * | 1975-11-11 | 1979-12-11 | Anic S.P.A. | Method for the purification of sewage waters which contain organic compounds of an anionic character |
| JPS5323145A (en) * | 1976-07-20 | 1978-03-03 | Kurita Water Ind Ltd | Method of dehydrating sludge |
| JPS54144759A (en) * | 1978-04-29 | 1979-11-12 | Tobata Tekko Kk | Method of decoloring waste water containing dyestuffs |
| US4912118A (en) * | 1983-09-23 | 1990-03-27 | National Research Development Corporation | Pharmaceutical compositions |
| GB8325496D0 (en) * | 1983-09-23 | 1983-10-26 | Hider R C | Pharmaceutical compositions |
| USRE34313E (en) * | 1983-09-23 | 1993-07-13 | National Research Development Corporation | Pharmaceutical compositions |
| US5817825A (en) * | 1994-11-02 | 1998-10-06 | Hoechst Aktiengesellschaft | Process for the preparation of 1-hydroxy-2-pyridones |
| JP4556241B2 (ja) * | 2003-02-05 | 2010-10-06 | 日本曹達株式会社 | 新規６−フルオロアルキル−２（１ｈ）−ピリジノン、６−フルオロアルキルピリジン化合物及びその製造方法 |
| WO2019228988A1 (en) * | 2018-05-30 | 2019-12-05 | Clariant International Ltd | Process for forming 2-hydroxypyridine-1-oxide or derivatives thereof |
| EP4122918A1 (en) * | 2021-07-19 | 2023-01-25 | Clariant International Ltd | Process for the preparation of n-hydroxypyridone compounds |
| WO2024115319A1 (en) * | 2022-11-28 | 2024-06-06 | Clariant International Ltd | Process for the preparation of n-hydroxypyridone compounds |
-
1973
- 1973-03-11 EG EG86/73A patent/EG10850A/xx active
- 1973-03-12 CA CA166,905A patent/CA979449A/en not_active Expired
- 1973-03-20 ES ES412847A patent/ES412847A1/es not_active Expired
- 1973-03-20 NL NLAANVRAGE7303870,A patent/NL175177C/nl not_active IP Right Cessation
- 1973-03-21 GB GB1358773A patent/GB1416397A/en not_active Expired
- 1973-03-21 BG BG23052A patent/BG22817A3/xx unknown
- 1973-03-21 BG BG25589A patent/BG22814A3/xx unknown
- 1973-03-22 CH CH420473A patent/CH579050A5/xx not_active IP Right Cessation
- 1973-03-22 YU YU784/73A patent/YU35583B/xx unknown
- 1973-03-22 FI FI896/73A patent/FI55331C/fi active
- 1973-03-22 KR KR7300464A patent/KR780000095B1/ko active
- 1973-03-22 PH PH14455*UA patent/PH9480A/en unknown
- 1973-03-23 DD DD169759A patent/DD105612A5/xx unknown
- 1973-03-23 AT AT262473A patent/AT327190B/de not_active IP Right Cessation
- 1973-03-23 RO RO7300074280A patent/RO62622A/ro unknown
- 1973-03-23 SU SU1896821A patent/SU468418A3/ru active
- 1973-03-23 JP JP48032786A patent/JPS5233B2/ja not_active Expired
- 1973-03-23 SE SE7304111A patent/SE383151B/xx unknown
- 1973-03-23 HU HUHO1556A patent/HU166579B/hu unknown
- 1973-03-23 AR AR247210A patent/AR219038A1/es active
- 1973-03-23 NO NO1205/73A patent/NO139861C/no unknown
- 1973-03-23 DK DK162073A patent/DK139966C/da not_active IP Right Cessation
- 1973-03-23 ZA ZA732042A patent/ZA732042B/xx unknown
- 1973-03-24 PL PL1973161446A patent/PL91738B1/pl unknown
- 1973-03-26 CS CS7300002187A patent/CS183686B2/cs unknown
- 1973-03-26 FR FR7310713A patent/FR2177963B1/fr not_active Expired
- 1973-03-26 BE BE129278A patent/BE797346A/xx not_active IP Right Cessation
-
1978
- 1978-12-30 MY MY114/78A patent/MY7800114A/xx unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA989827A (en) | Process for the preparation of 14-hydroxymorphinan derivatives | |
| CA979449A (en) | Process for the preparation of 1-hydroxy-2-pyridones | |
| CA995682A (en) | Process for the preparation of 3-cyanochromones | |
| AU474746B2 (en) | Process for the preparation of thiazole-sulphenamides | |
| AU477038B2 (en) | Process for the preparation of alpha-6-deoxytetracyclines | |
| AU472802B2 (en) | Process for the preparation of 3-nitro-4-amino-toluene | |
| CA989868A (en) | Process for the preparation of isopropylamines | |
| AU471441B2 (en) | Process for the preparation of 2-hydrazino-benzothiazoles | |
| CA1001616A (en) | Process for the manufacture of aminoazetidinones | |
| CA993871A (en) | Process for the preparation of certain indolobenzazepine derivatives | |
| CA992967A (en) | Process for the preparation of eburnamonines | |
| CA1018182A (en) | Process for the preparation of alkylene-bis-amides | |
| CA1034581A (en) | Process for the manufacture of 2-aryl-vic-triazoles | |
| CA1019097A (en) | Process for the preparation of trans-polyalkenamers | |
| CA1005058A (en) | Process for the preparation of unsymmetrically-substituted alkanolamino-s-triazines | |
| CA999867A (en) | Process for the preparation of 2h-3-isoquinolones | |
| CA1006114A (en) | Process for the preparation of chloroiminophosgene | |
| CA972372A (en) | Process for the preparation of aminoalkyleneindolines | |
| CA996109A (en) | Process for the preparation of 2-amino-benzylamines | |
| CA905935A (en) | Process for the preparation of 19-norsteroids | |
| CA915161A (en) | Process for the preparation of 7-nitro-estratrienes | |
| CA914348A (en) | Process for the preparation of trans-polypentenamers | |
| CA913290A (en) | Process for the preparation of trans-polypentenamer | |
| CA905975A (en) | Process for the preparation of acetoxy-3-phthalide | |
| CA904305A (en) | Process for the preparation of quinoxaline-di-n-oxide-aldehyde |