BR7900878A - Processo para a preparacao de um ou mais derivados parcialmente clorados de 3-metil-piridina,e produtos obtidos - Google Patents
Processo para a preparacao de um ou mais derivados parcialmente clorados de 3-metil-piridina,e produtos obtidosInfo
- Publication number
- BR7900878A BR7900878A BR7900878A BR7900878A BR7900878A BR 7900878 A BR7900878 A BR 7900878A BR 7900878 A BR7900878 A BR 7900878A BR 7900878 A BR7900878 A BR 7900878A BR 7900878 A BR7900878 A BR 7900878A
- Authority
- BR
- Brazil
- Prior art keywords
- pyridine
- methyl
- preparation
- products obtained
- chlorinated derivatives
- 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 |
|---|---|---|---|
| GB5982/78A GB1599783A (en) | 1978-02-15 | 1978-02-15 | Partial chlorination of 3-methyl pyridine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7900878A true BR7900878A (pt) | 1979-09-11 |
Family
ID=9806251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7900878A BR7900878A (pt) | 1978-02-15 | 1979-02-13 | Processo para a preparacao de um ou mais derivados parcialmente clorados de 3-metil-piridina,e produtos obtidos |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4205175A (pt) |
| JP (1) | JPS54115381A (pt) |
| AU (1) | AU524624B2 (pt) |
| BR (1) | BR7900878A (pt) |
| ES (1) | ES477755A1 (pt) |
| GB (1) | GB1599783A (pt) |
| NZ (1) | NZ189543A (pt) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2862462D1 (de) * | 1977-08-12 | 1985-05-15 | Ici Plc | 2-chloro-5-trichloromethylpyridine |
| EP0003877B1 (en) * | 1978-02-15 | 1988-02-03 | Imperial Chemical Industries Plc | Herbicidal derivatives of 2-(4(2-pyridyloxy)phenoxy)propane, processes for preparing them, and herbicidal compositions containing them |
| AU548249B2 (en) | 1981-05-13 | 1985-12-05 | Imperial Chemical Industries Plc | Production of 3-trichloromethyl and 3-trifluoro methyl- pyridines |
| US4577028A (en) * | 1981-10-20 | 1986-03-18 | Ciba-Geigy Corporation | 5-Haloalkyl-pyridines |
| US4497955A (en) * | 1982-09-24 | 1985-02-05 | Kalama Chemical, Inc. | Preparation of 2-chloro-5-trichloromethyl pyridine from lower chlorinated beta-picolines |
| US4701532A (en) * | 1983-03-25 | 1987-10-20 | The Dow Chemical Company | Method of selectively chlorinating 2-chloro-5-(trichloromethyl) pyridine in the 3-position |
| GB8308822D0 (en) * | 1983-03-30 | 1983-05-11 | Ici Plc | Chemical process |
| US4483993A (en) * | 1983-04-08 | 1984-11-20 | Kalama Chemical, Inc. | Production of polychlorinated pyridine mixtures by liquid phase chlorination of beta-picoline or beta-picoline hydrochloride |
| AU1945583A (en) * | 1983-04-08 | 1984-11-07 | Kalama Chemical, Inc. | Production of polychlorinated pyridine mixtures by liquid phase chlorination of beta-picoline hydrochloride |
| EP0149604A1 (en) * | 1983-07-25 | 1985-07-31 | Kalama Chemical, Inc. | Preparation of 2-chloro-5-trichloromethyl pyridine from lower chlorinated beta-picolines |
| FR2569191B1 (fr) * | 1984-08-20 | 1987-07-10 | Solvay | Procede pour la preparation de derives chlores de composes pyridiniques et initiateurs radicalaires utilises dans ce procede |
| IL78359A (en) * | 1986-03-31 | 1989-12-15 | Makhteshim Chem Works Ltd | Vapor phase production of chlorinated pyridines from alpha-picoline |
| US4713460A (en) * | 1986-07-22 | 1987-12-15 | The Dow Chemical Company | 2,3-bis-(poly)(chloromethyl)pyridines |
| DE3630046A1 (de) * | 1986-09-04 | 1988-03-17 | Bayer Ag | Verfahren zur herstellung von 5-chlormethylpyridinen |
| US5319088A (en) * | 1991-11-26 | 1994-06-07 | Dowelanco | Selective gas phase chlorination of polychlorinated β-picolines to produce 2,3,5,6-tetrachloropyridine and its precursors |
| EP1740543B1 (en) * | 2004-04-26 | 2007-08-08 | Dow Agrosciences LLC | Vapor phase catalytic chlorination of beta-picoline |
| CN104496890A (zh) * | 2014-12-22 | 2015-04-08 | 江苏扬农化工集团有限公司 | 2-氯-5-三氯甲基吡啶的制备方法 |
| CN109384709B (zh) * | 2017-08-10 | 2022-05-24 | 南京红太阳生物化学有限责任公司 | 一种2-氯-5-三氯甲基吡啶的制备方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3186994A (en) * | 1962-10-18 | 1965-06-01 | Dow Chemical Co | Polychloropyridines |
-
1978
- 1978-02-15 GB GB5982/78A patent/GB1599783A/en not_active Expired
-
1979
- 1979-02-01 NZ NZ189543A patent/NZ189543A/xx unknown
- 1979-02-05 AU AU43935/79A patent/AU524624B2/en not_active Expired
- 1979-02-07 US US06/010,598 patent/US4205175A/en not_active Expired - Lifetime
- 1979-02-13 BR BR7900878A patent/BR7900878A/pt unknown
- 1979-02-13 JP JP1439779A patent/JPS54115381A/ja active Granted
- 1979-02-15 ES ES477755A patent/ES477755A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU524624B2 (en) | 1982-09-23 |
| GB1599783A (en) | 1981-10-07 |
| ES477755A1 (es) | 1979-10-16 |
| JPH0133465B2 (pt) | 1989-07-13 |
| NZ189543A (en) | 1981-03-16 |
| JPS54115381A (en) | 1979-09-07 |
| US4205175A (en) | 1980-05-27 |
| AU4393579A (en) | 1979-08-23 |
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