CH520672A - Verfahren zur Herstellung von Chlorfluorpyridinen - Google Patents
Verfahren zur Herstellung von ChlorfluorpyridinenInfo
- Publication number
- CH520672A CH520672A CH1466769A CH1466769A CH520672A CH 520672 A CH520672 A CH 520672A CH 1466769 A CH1466769 A CH 1466769A CH 1466769 A CH1466769 A CH 1466769A CH 520672 A CH520672 A CH 520672A
- Authority
- CH
- Switzerland
- Prior art keywords
- chlorofluoropyridines
- preparation
- 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
- C07D213/04—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 having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—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 having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
- C07D213/61—Halogen atoms or nitro radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB46314/68A GB1256082A (en) | 1968-09-30 | 1968-09-30 | Manufacture of chlorofluoropyridines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH520672A true CH520672A (de) | 1972-03-31 |
Family
ID=10440742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1466769A CH520672A (de) | 1968-09-30 | 1969-09-29 | Verfahren zur Herstellung von Chlorfluorpyridinen |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH520672A (de) |
| DE (1) | DE1949424A1 (de) |
| GB (1) | GB1256082A (de) |
| IE (1) | IE33560B1 (de) |
| ZA (1) | ZA696805B (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0063872B1 (de) * | 1981-04-27 | 1985-07-17 | Imperial Chemical Industries Plc | Verfahren zur Herstellung von Fluormethylpyridinen und bestimmte auf diese Weise erhaltene Verbindungen |
| EP0120575B1 (de) * | 1983-02-18 | 1989-06-14 | Nippon Shokubai Kagaku Kogyo Co., Ltd | Fluorierte organische Verbindungen |
| US4746744A (en) * | 1986-10-22 | 1988-05-24 | The Dow Chemical Company | Method of preparation of 3,5-dichloro-2,4,6-trifluoropyridine |
| WO1998022413A1 (en) | 1996-11-22 | 1998-05-28 | Albemarle Corporation | Halogen exchange reactions and uses thereof |
| US5824827A (en) * | 1996-11-22 | 1998-10-20 | Albemarle Corporation | Halogen exchange reactions |
| US5789631A (en) * | 1996-11-25 | 1998-08-04 | Albemarle Corporation | Production of perhalobenzenes |
| US5965781A (en) * | 1997-11-21 | 1999-10-12 | Albemarle Corporation | Catalysis in halogen exchange reactions |
-
1968
- 1968-09-30 GB GB46314/68A patent/GB1256082A/en not_active Expired
-
1969
- 1969-09-19 IE IE1311/69A patent/IE33560B1/xx unknown
- 1969-09-26 ZA ZA696805*A patent/ZA696805B/xx unknown
- 1969-09-29 CH CH1466769A patent/CH520672A/de not_active IP Right Cessation
- 1969-09-30 DE DE19691949424 patent/DE1949424A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IE33560L (en) | 1970-03-30 |
| DE1949424A1 (de) | 1970-04-23 |
| GB1256082A (en) | 1971-12-08 |
| IE33560B1 (en) | 1974-08-07 |
| ZA696805B (en) | 1971-05-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |