ATE71939T1 - Verfahren zur herstellung von 2,3,6trichlorpyridin und 2,3,5,6-tetrachlorpyridin in der gasphase. - Google Patents
Verfahren zur herstellung von 2,3,6trichlorpyridin und 2,3,5,6-tetrachlorpyridin in der gasphase.Info
- Publication number
- ATE71939T1 ATE71939T1 AT87104273T AT87104273T ATE71939T1 AT E71939 T1 ATE71939 T1 AT E71939T1 AT 87104273 T AT87104273 T AT 87104273T AT 87104273 T AT87104273 T AT 87104273T AT E71939 T1 ATE71939 T1 AT E71939T1
- Authority
- AT
- Austria
- Prior art keywords
- gas phase
- tetrachlorpyridine
- production
- trichloropyridine
- tetrachloropyridine
- Prior art date
Links
- GPAKJVMKNDXBHH-UHFFFAOYSA-N 2,3,6-trichloropyridine Chemical compound ClC1=CC=C(Cl)C(Cl)=N1 GPAKJVMKNDXBHH-UHFFFAOYSA-N 0.000 title abstract 3
- FATBKZJZAHWCSL-UHFFFAOYSA-N 2,3,5,6-tetrachloropyridine Chemical compound ClC1=CC(Cl)=C(Cl)N=C1Cl FATBKZJZAHWCSL-UHFFFAOYSA-N 0.000 title abstract 2
- FILKGCRCWDMBKA-UHFFFAOYSA-N 2,6-dichloropyridine Chemical compound ClC1=CC=CC(Cl)=N1 FILKGCRCWDMBKA-UHFFFAOYSA-N 0.000 abstract 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 229910052801 chlorine Inorganic materials 0.000 abstract 1
- 239000000460 chlorine Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL78341A IL78341A (en) | 1986-03-31 | 1986-03-31 | Method of preparing 2,3,6-trichloropyridine and 2,3,5,6-tetrachloropyridine in the gas phase |
| EP87104273A EP0239904B1 (de) | 1986-03-31 | 1987-03-24 | Verfahren zur Herstellung von 2,3,6-Trichlorpyridin und 2,3,5,6-Tetrachlorpyridin in der Gasphase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE71939T1 true ATE71939T1 (de) | 1992-02-15 |
Family
ID=11056642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT87104273T ATE71939T1 (de) | 1986-03-31 | 1987-03-24 | Verfahren zur herstellung von 2,3,6trichlorpyridin und 2,3,5,6-tetrachlorpyridin in der gasphase. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4810797A (de) |
| EP (1) | EP0239904B1 (de) |
| JP (1) | JPS6310763A (de) |
| AT (1) | ATE71939T1 (de) |
| CA (1) | CA1293512C (de) |
| DE (1) | DE3776172D1 (de) |
| ES (1) | ES2032399T3 (de) |
| IL (1) | IL78341A (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4785112A (en) * | 1987-05-13 | 1988-11-15 | The Dow Chemical Company | Process for the production of 2,3,5,6-tetrachloropyridine and 2,3,6-trichloropyridine |
| 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 |
| US5509786A (en) * | 1992-07-01 | 1996-04-23 | Ubukata Industries Co., Ltd. | Thermal protector mounting structure for hermetic refrigeration compressors |
| JP4056366B2 (ja) * | 2002-11-20 | 2008-03-05 | 信越化学工業株式会社 | 塩化亜鉛担持体の製造方法 |
| DE602004025674D1 (de) * | 2003-03-04 | 2010-04-08 | Dow Agrosciences Llc | Herstellung von 3,6-dichlor-2-trichlormethylpyridin durch dampfphasenchlorierung von 6-chlor-2-trichlormethylpyridin |
| WO2005105747A1 (en) * | 2004-04-26 | 2005-11-10 | Dow Agrosciences Llc | VAPOR PHASE CATALYTIC CHLORINATION OF β-PICOLINE |
| CN102127011B (zh) * | 2011-01-11 | 2012-10-03 | 湘潭大学 | 一种活性炭催化氯化合成多氯吡啶及其衍生物的方法及设备 |
| CN109553572B (zh) * | 2019-01-24 | 2021-10-26 | 重庆中邦科技有限公司 | 一种2,3,6-三氯吡啶的制备方法 |
| CN112138663B (zh) * | 2020-10-23 | 2022-07-08 | 北京弗莱明科技有限公司 | 一种制备氯代吡啶用催化剂及其制备方法和一种制备氯代吡啶的方法 |
| CN113244934B (zh) * | 2021-05-25 | 2022-11-08 | 上海华谊（集团）公司 | 生产2,3,6-三氯吡啶用催化剂及其制备方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1977662A (en) * | 1931-05-21 | 1934-10-23 | Dow Chemical Co | Process of halogenating pyridines |
| NL130304C (de) * | 1964-02-12 | |||
| US3420833A (en) * | 1967-09-08 | 1969-01-07 | Dow Chemical Co | Vapor phase production of polychlorinated compounds |
| BE795683A (fr) * | 1972-02-21 | 1973-06-18 | Degussa | Procede pour la preparation de 2,6-dichloropyridine |
| US4281135A (en) * | 1979-06-11 | 1981-07-28 | The Dow Chemical Company | Preparation of highly chlorinated pyridines |
| JPS5877863A (ja) * | 1981-11-04 | 1983-05-11 | Ishihara Sangyo Kaisha Ltd | ３―クロロ―５―トリフルオロメチルピリジン系化合物の製造方法 |
-
1986
- 1986-03-31 IL IL78341A patent/IL78341A/xx not_active IP Right Cessation
-
1987
- 1987-03-24 EP EP87104273A patent/EP0239904B1/de not_active Expired - Lifetime
- 1987-03-24 AT AT87104273T patent/ATE71939T1/de not_active IP Right Cessation
- 1987-03-24 DE DE8787104273T patent/DE3776172D1/de not_active Expired - Lifetime
- 1987-03-24 ES ES198787104273T patent/ES2032399T3/es not_active Expired - Lifetime
- 1987-03-30 US US07/032,437 patent/US4810797A/en not_active Expired - Fee Related
- 1987-03-30 CA CA000533297A patent/CA1293512C/en not_active Expired - Lifetime
- 1987-03-31 JP JP62080841A patent/JPS6310763A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE3776172D1 (de) | 1992-03-05 |
| CA1293512C (en) | 1991-12-24 |
| EP0239904A3 (en) | 1988-01-20 |
| IL78341A (en) | 1989-08-15 |
| US4810797A (en) | 1989-03-07 |
| JPS6310763A (ja) | 1988-01-18 |
| ES2032399T3 (es) | 1993-02-16 |
| EP0239904B1 (de) | 1992-01-22 |
| EP0239904A2 (de) | 1987-10-07 |
| IL78341A0 (en) | 1986-07-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |