FI55331C - Foerfarande foer framstaellning av 1-hydroxi-2-pyridoner - Google Patents
Foerfarande foer framstaellning av 1-hydroxi-2-pyridonerInfo
- Publication number
- FI55331C FI55331C FI896/73A FI89673A FI55331C FI 55331 C FI55331 C FI 55331C FI 896/73 A FI896/73 A FI 896/73A FI 89673 A FI89673 A FI 89673A FI 55331 C FI55331 C FI 55331C
- Authority
- FI
- Finland
- Prior art keywords
- pyridoner
- hydroxy
- frequency refrigeration
- refrigeration
- frequency
- Prior art date
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 (2)
| Publication Number | Publication Date |
|---|---|
| FI55331B FI55331B (fi) | 1979-03-30 |
| FI55331C true FI55331C (fi) | 1979-07-10 |
Family
ID=5840130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI896/73A FI55331C (fi) | 1972-03-25 | 1973-03-22 | Foerfarande foer framstaellning av 1-hydroxi-2-pyridoner |
Country Status (27)
| Country | Link |
|---|---|
| JP (1) | JPS5233B2 (fi) |
| KR (1) | KR780000095B1 (fi) |
| AR (1) | AR219038A1 (fi) |
| AT (1) | AT327190B (fi) |
| BE (1) | BE797346A (fi) |
| BG (2) | BG22817A3 (fi) |
| CA (1) | CA979449A (fi) |
| CH (1) | CH579050A5 (fi) |
| CS (1) | CS183686B2 (fi) |
| DD (1) | DD105612A5 (fi) |
| DK (1) | DK139966C (fi) |
| EG (1) | EG10850A (fi) |
| ES (1) | ES412847A1 (fi) |
| FI (1) | FI55331C (fi) |
| FR (1) | FR2177963B1 (fi) |
| GB (1) | GB1416397A (fi) |
| HU (1) | HU166579B (fi) |
| MY (1) | MY7800114A (fi) |
| NL (1) | NL175177C (fi) |
| NO (1) | NO139861C (fi) |
| PH (1) | PH9480A (fi) |
| PL (1) | PL91738B1 (fi) |
| RO (1) | RO62622A (fi) |
| SE (1) | SE383151B (fi) |
| SU (1) | SU468418A3 (fi) |
| YU (1) | YU35583B (fi) |
| ZA (1) | ZA732042B (fi) |
Families Citing this family (12)
| 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 |
| GB8325496D0 (en) * | 1983-09-23 | 1983-10-26 | Hider R C | Pharmaceutical compositions |
| US4912118A (en) * | 1983-09-23 | 1990-03-27 | National Research Development Corporation | 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 |
| WO2004078727A1 (ja) * | 2003-02-05 | 2004-09-16 | Nippon Soda Co., Ltd. | 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 |
| EP3802494A1 (en) * | 2018-05-30 | 2021-04-14 | 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 |
| WO2024104987A2 (en) * | 2022-11-16 | 2024-05-23 | Clariant International Ltd | Process for the crystallization or precipitation of piroctone |
| 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/xx not_active IP Right Cessation
- 1973-03-21 GB GB1358773A patent/GB1416397A/en not_active Expired
- 1973-03-21 BG BG023052A patent/BG22817A3/xx unknown
- 1973-03-21 BG BG025589A patent/BG22814A3/xx unknown
- 1973-03-22 CH CH420473A patent/CH579050A5/xx not_active IP Right Cessation
- 1973-03-22 KR KR7300464A patent/KR780000095B1/ko active
- 1973-03-22 PH PH14455*UA patent/PH9480A/en unknown
- 1973-03-22 FI FI896/73A patent/FI55331C/fi active
- 1973-03-22 YU YU784/73A patent/YU35583B/xx unknown
- 1973-03-23 JP JP48032786A patent/JPS5233B2/ja not_active Expired
- 1973-03-23 NO NO1205/73A patent/NO139861C/no unknown
- 1973-03-23 SU SU1896821A patent/SU468418A3/ru active
- 1973-03-23 DK DK162073A patent/DK139966C/da not_active IP Right Cessation
- 1973-03-23 AT AT262473A patent/AT327190B/de not_active IP Right Cessation
- 1973-03-23 SE SE7304111A patent/SE383151B/xx unknown
- 1973-03-23 ZA ZA732042A patent/ZA732042B/xx unknown
- 1973-03-23 RO RO7300074280A patent/RO62622A/ro unknown
- 1973-03-23 AR AR247210A patent/AR219038A1/es active
- 1973-03-23 HU HUHO1556A patent/HU166579B/hu unknown
- 1973-03-23 DD DD169759A patent/DD105612A5/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
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