DK160490C - 2,3-difluor-5-(trifluormethyl)-pyridin og fremgangsmaade til fremstilling heraf - Google Patents
2,3-difluor-5-(trifluormethyl)-pyridin og fremgangsmaade til fremstilling herafInfo
- Publication number
- DK160490C DK160490C DK281283A DK281283A DK160490C DK 160490 C DK160490 C DK 160490C DK 281283 A DK281283 A DK 281283A DK 281283 A DK281283 A DK 281283A DK 160490 C DK160490 C DK 160490C
- Authority
- DK
- Denmark
- Prior art keywords
- difluor
- trifluoromethyl
- pyridine
- preparing
- 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
- C07D213/62—Oxygen or sulfur atoms
- C07D213/63—One oxygen atom
- C07D213/64—One oxygen atom attached in position 2 or 6
- C07D213/643—2-Phenoxypyridines; Derivatives thereof
-
- 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)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US40105782 | 1982-07-23 | ||
| US06/401,057 US4480102A (en) | 1982-07-23 | 1982-07-23 | 2,3-Difluoro-5-(trifluoromethyl)pyridine and methods of making and using the same |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| DK281283D0 DK281283D0 (da) | 1983-06-17 |
| DK281283A DK281283A (da) | 1984-01-24 |
| DK160490B DK160490B (da) | 1991-03-18 |
| DK160490C true DK160490C (da) | 1991-08-26 |
Family
ID=23586092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK281283A DK160490C (da) | 1982-07-23 | 1983-06-17 | 2,3-difluor-5-(trifluormethyl)-pyridin og fremgangsmaade til fremstilling heraf |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4480102A (xx) |
| EP (1) | EP0104715B1 (xx) |
| JP (2) | JPS5920269A (xx) |
| CA (1) | CA1202308A (xx) |
| DE (1) | DE3378210D1 (xx) |
| DK (1) | DK160490C (xx) |
| HU (1) | HU188479B (xx) |
| IL (1) | IL68824A0 (xx) |
| TR (1) | TR21787A (xx) |
| ZA (1) | ZA834460B (xx) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4822887A (en) * | 1983-12-23 | 1989-04-18 | The Dow Chemical Company | Preparation of difluoropyridine compounds |
| US4973698A (en) * | 1983-12-23 | 1990-11-27 | The Dow Chemical Company | Preparation of 2,3-difluoro-5-(trifluoromethyl)pyridine |
| US5073637A (en) * | 1983-12-23 | 1991-12-17 | The Dow Chemical | Preparation of 2,3-difluoro-5-(trifluoromethyl)pyridine |
| CA1292746C (en) * | 1983-12-23 | 1991-12-03 | Charles A. Wilson | Preparation of difluoropyridine compounds |
| US4831148A (en) * | 1984-10-10 | 1989-05-16 | Ciba-Geigy Corporation | Process for the preparation of fluorinated pyridine derivatives |
| US4563530A (en) * | 1984-10-29 | 1986-01-07 | The Dow Chemical Company | Preparation of fluoropyridines |
| JPS61177159A (ja) * | 1985-01-31 | 1986-08-08 | Mitsumi Electric Co Ltd | スイツチングレギユレ−タ |
| EP0200677B1 (de) * | 1985-04-01 | 1991-04-03 | Ciba-Geigy Ag | 3-Fluorpyridyl-2-oxy-phenoxy-Derivate mit herbizider Wirkung |
| US4999432A (en) * | 1989-08-28 | 1991-03-12 | Dowelanco | Fluorination with hydrogen fluoride |
| EP0556737B1 (de) * | 1992-02-20 | 2000-01-12 | Clariant GmbH | Verfahren zur Herstellung von substituierten 2,3-Difluorpyridinen |
| EP0780381A1 (en) | 1995-12-21 | 1997-06-25 | Sumitomo Chemical Company Limited | Triazole derivatives and uses thereof |
| CA2678630C (en) | 2007-03-05 | 2015-04-14 | F. Hoffmann-La Roche Ag | Synthesis of glyt-1 inhibitors |
| EP2831044B1 (en) | 2012-03-30 | 2020-11-11 | Dow AgroSciences LLC | Methods for preparing 3-substituted-6-trifluoromethyl pyridines and methods for using 6-trichloromethyl halogenated pyridines |
| CN115286569B (zh) * | 2022-08-29 | 2023-06-27 | 南昌大学 | 通过c-h键官能团化合成氟代氮杂芳烃化合物的方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3705170A (en) * | 1969-03-17 | 1972-12-05 | Dow Chemical Co | Polyhalo-(trifluoromethyl)pyridyloxy amides and hydrazides |
| US3711486A (en) * | 1969-03-17 | 1973-01-16 | Dow Chemical Co | Substituted(trifluoromethyl)pyridines |
| JPS54119476A (en) * | 1978-03-10 | 1979-09-17 | Ishihara Sangyo Kaisha Ltd | 4-(5-fluoromethyl-2-pyridyloxy)phenoxyalkanecarbocyic acid derivatives and their preparation |
| DE2862462D1 (de) * | 1977-08-12 | 1985-05-15 | Ici Plc | 2-chloro-5-trichloromethylpyridine |
| JPS5461183A (en) * | 1977-10-21 | 1979-05-17 | Ishihara Sangyo Kaisha Ltd | 2-substituted-5-trifluoromethyl pyridine compounds |
| US4279913A (en) * | 1978-01-04 | 1981-07-21 | Merck & Co., Inc. | Polysubstituted-2-(3-loweralkylamino-2-R1 O-propoxy)pyridines |
| JPS54106476A (en) * | 1978-01-04 | 1979-08-21 | Merck & Co Inc | Multiisubstituted 22*33lower alkylaminoo22 r100propoxy*pyridine |
| WO1979000624A1 (en) * | 1978-02-15 | 1979-09-06 | Ici Ltd | Herbicidal derivatives of 2-(4(2-pyridyloxy)phenoxy)propane,processes for preparing them,and herbicidal compositions containing them |
| US4326880A (en) * | 1979-08-14 | 1982-04-27 | Ciba-Geigy Corporation | Derivatives of 5-(pyridyl-2-oxy)-2-nitrobenzoic acid, and herbicidal compositions containing them, and herbicidal methods for using same |
| PH17279A (en) * | 1980-10-15 | 1984-07-06 | Ciba Geigy | Novel alpha-(pyridyl-2-oxy-phenoxy)-propionic acid derivatives and their use as herbicides and/or regulators of plant growth |
| IL68822A (en) * | 1982-06-18 | 1990-07-12 | Dow Chemical Co | Pyridyl(oxy/thio)phenoxy compounds,herbicidal compositions and methods of using them |
-
1982
- 1982-07-23 US US06/401,057 patent/US4480102A/en not_active Expired - Fee Related
-
1983
- 1983-03-22 HU HU832596A patent/HU188479B/hu not_active IP Right Cessation
- 1983-05-31 IL IL68824A patent/IL68824A0/xx not_active IP Right Cessation
- 1983-06-08 EP EP83303323A patent/EP0104715B1/en not_active Expired
- 1983-06-08 DE DE8383303323T patent/DE3378210D1/de not_active Expired
- 1983-06-17 TR TR21787A patent/TR21787A/xx unknown
- 1983-06-17 ZA ZA834460A patent/ZA834460B/xx unknown
- 1983-06-17 DK DK281283A patent/DK160490C/da active
- 1983-06-18 JP JP58110035A patent/JPS5920269A/ja active Granted
- 1983-07-13 CA CA000432386A patent/CA1202308A/en not_active Expired
-
1992
- 1992-02-06 JP JP5414292A patent/JPH0761997B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DK281283D0 (da) | 1983-06-17 |
| JPH0565272A (ja) | 1993-03-19 |
| CA1202308A (en) | 1986-03-25 |
| DE3378210D1 (en) | 1988-11-17 |
| US4480102A (en) | 1984-10-30 |
| EP0104715A3 (en) | 1984-12-27 |
| DK281283A (da) | 1984-01-24 |
| TR21787A (tr) | 1985-07-15 |
| EP0104715B1 (en) | 1988-10-12 |
| JPH0446271B2 (xx) | 1992-07-29 |
| HU188479B (en) | 1986-04-28 |
| DK160490B (da) | 1991-03-18 |
| JPH0761997B2 (ja) | 1995-07-05 |
| IL68824A0 (en) | 1983-09-30 |
| JPS5920269A (ja) | 1984-02-01 |
| ZA834460B (en) | 1985-02-27 |
| EP0104715A2 (en) | 1984-04-04 |
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