ES477755A1 - Procedimiento para preparar derivados parcialmente clorados de 3-metil-piridina. - Google Patents
Procedimiento para preparar derivados parcialmente clorados de 3-metil-piridina.Info
- Publication number
- ES477755A1 ES477755A1 ES477755A ES477755A ES477755A1 ES 477755 A1 ES477755 A1 ES 477755A1 ES 477755 A ES477755 A ES 477755A ES 477755 A ES477755 A ES 477755A ES 477755 A1 ES477755 A1 ES 477755A1
- Authority
- ES
- Spain
- Prior art keywords
- methylpyridine
- chlorination process
- substituents
- substituent
- vapor
- 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
- 238000005660 chlorination reaction Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- ITQTTZVARXURQS-UHFFFAOYSA-N 3-methylpyridine Chemical class CC1=CC=CN=C1 ITQTTZVARXURQS-UHFFFAOYSA-N 0.000 abstract 3
- 125000001309 chloro group Chemical group Cl* 0.000 abstract 2
- 125000001424 substituent group Chemical group 0.000 abstract 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical group C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 abstract 1
- 229910052801 chlorine Inorganic materials 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- 239000012808 vapor phase Substances 0.000 abstract 1
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 |
|---|---|
| ES477755A1 true ES477755A1 (es) | 1979-10-16 |
Family
ID=9806251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES477755A Expired ES477755A1 (es) | 1978-02-15 | 1979-02-15 | Procedimiento para preparar derivados parcialmente clorados de 3-metil-piridina. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4205175A (en]) |
| JP (1) | JPS54115381A (en]) |
| AU (1) | AU524624B2 (en]) |
| BR (1) | BR7900878A (en]) |
| ES (1) | ES477755A1 (en]) |
| GB (1) | GB1599783A (en]) |
| NZ (1) | NZ189543A (en]) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0028870B1 (en) * | 1977-08-12 | 1988-03-16 | Imperial Chemical Industries Plc | Phenoxypyridine compound |
| DE2967674D1 (en) * | 1978-02-15 | 1988-03-10 | Ici 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 |
| EP0078234B1 (de) * | 1981-10-20 | 1990-07-04 | Ciba-Geigy Ag | 5-Halogenalkyl-pyridine |
| 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 |
| WO1984004094A1 (en) * | 1983-04-08 | 1984-10-25 | Kalama Chemical Inc | Production of polychlorinated pyridine mixtures by liquid phase chlorination of beta-picoline or beta-picoline hydrochloride |
| 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 |
| 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 |
| AU2005238505C1 (en) * | 2004-04-26 | 2011-02-24 | 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 |
|---|---|
| AU4393579A (en) | 1979-08-23 |
| NZ189543A (en) | 1981-03-16 |
| JPS54115381A (en) | 1979-09-07 |
| JPH0133465B2 (en]) | 1989-07-13 |
| GB1599783A (en) | 1981-10-07 |
| AU524624B2 (en) | 1982-09-23 |
| US4205175A (en) | 1980-05-27 |
| BR7900878A (pt) | 1979-09-11 |
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