ATE26441T1 - Herstellung von 2-chlor-5-methyl-pyridin. - Google Patents
Herstellung von 2-chlor-5-methyl-pyridin.Info
- Publication number
- ATE26441T1 ATE26441T1 AT84301231T AT84301231T ATE26441T1 AT E26441 T1 ATE26441 T1 AT E26441T1 AT 84301231 T AT84301231 T AT 84301231T AT 84301231 T AT84301231 T AT 84301231T AT E26441 T1 ATE26441 T1 AT E26441T1
- Authority
- AT
- Austria
- Prior art keywords
- chloro
- methyl
- pyridine
- production
- excess
- Prior art date
Links
- VXLYOURCUVQYLN-UHFFFAOYSA-N 2-chloro-5-methylpyridine Chemical compound CC1=CC=C(Cl)N=C1 VXLYOURCUVQYLN-UHFFFAOYSA-N 0.000 title abstract 2
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 abstract 2
- RELMFMZEBKVZJC-UHFFFAOYSA-N 1,2,3-trichlorobenzene Chemical compound ClC1=CC=CC(Cl)=C1Cl RELMFMZEBKVZJC-UHFFFAOYSA-N 0.000 abstract 1
- VLJIVLGVKMTBOD-UHFFFAOYSA-N 2-chloro-5-(trichloromethyl)pyridine Chemical compound ClC1=CC=C(C(Cl)(Cl)Cl)C=N1 VLJIVLGVKMTBOD-UHFFFAOYSA-N 0.000 abstract 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 abstract 1
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 239000012320 chlorinating reagent Substances 0.000 abstract 1
- 238000005660 chlorination reaction Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 230000002363 herbicidal effect Effects 0.000 abstract 1
- 239000003999 initiator Substances 0.000 abstract 1
- 150000003254 radicals Chemical class 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 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)
- Hydrogenated Pyridines (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB838308822A GB8308822D0 (en) | 1983-03-30 | 1983-03-30 | Chemical process |
| EP84301231A EP0121320B1 (de) | 1983-03-30 | 1984-02-24 | Herstellung von 2-Chlor-5-Methyl-Pyridin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE26441T1 true ATE26441T1 (de) | 1987-04-15 |
Family
ID=10540503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT84301231T ATE26441T1 (de) | 1983-03-30 | 1984-02-24 | Herstellung von 2-chlor-5-methyl-pyridin. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4612377A (de) |
| EP (1) | EP0121320B1 (de) |
| JP (1) | JPS59184160A (de) |
| AT (1) | ATE26441T1 (de) |
| CA (1) | CA1233825A (de) |
| DE (1) | DE3463044D1 (de) |
| GB (1) | GB8308822D0 (de) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4111215A1 (de) * | 1991-04-06 | 1992-10-08 | Bayer Ag | Verfahren zur herstellung von 2-chlorpyridinen |
| JP2823414B2 (ja) * | 1992-02-26 | 1998-11-11 | セントラル硝子株式会社 | ２−クロロ−メチルピリジン類の側鎖塩素化法 |
| US5508410A (en) * | 1993-11-30 | 1996-04-16 | Reilly Industries, Inc. | Process for preparing 2-halo-5-substituted pyridines |
| CN102304082B (zh) * | 2011-09-30 | 2013-05-22 | 常州大学 | 2-氯-4-(哌啶基甲基)吡啶的合成方法 |
| CN102757383A (zh) * | 2012-07-11 | 2012-10-31 | 江苏扬农化工集团有限公司 | 一种制备2-氯-5-甲基吡啶的工业化生产方法 |
| CN105887129B (zh) * | 2016-05-16 | 2017-12-29 | 浙江工业大学 | 一种三氯甲基吡啶衍生物电化学选择性脱氯制备甲基吡啶衍生物的方法 |
| CN105887127B (zh) * | 2016-05-16 | 2017-12-29 | 浙江工业大学 | 一种电化学选择性脱氯制备氯甲基吡啶衍生物的方法 |
| CN106117128B (zh) * | 2016-06-26 | 2018-12-28 | 江苏扬农化工集团有限公司 | 一种微通道反应器连续制备吡啶酮氯加成物的方法 |
| CN107325042B (zh) * | 2017-08-08 | 2019-09-27 | 江苏扬农化工集团有限公司 | 一种催化合成5-甲基-3,4二氢吡啶-2（1h）-酮化工中间体的方法 |
| CN110078660B (zh) * | 2019-05-16 | 2021-01-01 | 江苏扬农化工集团有限公司 | 2-氯-5-甲基吡啶的制备方法 |
| CN111333568B (zh) * | 2020-04-16 | 2021-10-26 | 江苏扬农化工集团有限公司 | 一种2-氯-5-甲基吡啶和2,3-二氯-5-甲基吡啶的选择性合成方法 |
| CN116987049A (zh) * | 2023-06-21 | 2023-11-03 | 宁夏瑞泰科技股份有限公司 | 一种连续化制备吡虫啉中间体3-甲基-2-(4-吗啉基)环丁酸甲酯的方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3123608A (en) * | 1964-03-03 | Process for chlorination of side chains | ||
| DE2341777A1 (de) * | 1972-08-21 | 1974-03-07 | Ciba Geigy Ag | 2,5,6-trichlor-3-chlormethylpyridin, verfahren zu dessen herstellung und dessen verwendung |
| GB1599783A (en) * | 1978-02-15 | 1981-10-07 | Ici Ltd | Partial chlorination of 3-methyl pyridine |
| EP0063872B1 (de) * | 1981-04-27 | 1985-07-17 | Imperial Chemical Industries Plc | Verfahren zur Herstellung von Fluormethylpyridinen und bestimmte auf diese Weise erhaltene Verbindungen |
| US4404388A (en) * | 1981-08-14 | 1983-09-13 | Ciba-Geigy Corporation | Process for producing 2-chloropyridines |
| US4473696A (en) * | 1982-10-07 | 1984-09-25 | Ici Americas Inc. | Synthesis of 2-substituted-5-methyl-pyridines |
-
1983
- 1983-03-30 GB GB838308822A patent/GB8308822D0/en active Pending
-
1984
- 1984-02-24 AT AT84301231T patent/ATE26441T1/de not_active IP Right Cessation
- 1984-02-24 DE DE8484301231T patent/DE3463044D1/de not_active Expired
- 1984-02-24 EP EP84301231A patent/EP0121320B1/de not_active Expired
- 1984-03-14 US US06/589,232 patent/US4612377A/en not_active Expired - Lifetime
- 1984-03-26 JP JP59056424A patent/JPS59184160A/ja active Granted
- 1984-03-30 CA CA000451044A patent/CA1233825A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE3463044D1 (en) | 1987-05-14 |
| GB8308822D0 (en) | 1983-05-11 |
| EP0121320A1 (de) | 1984-10-10 |
| JPS59184160A (ja) | 1984-10-19 |
| CA1233825A (en) | 1988-03-08 |
| EP0121320B1 (de) | 1987-04-08 |
| US4612377A (en) | 1986-09-16 |
| JPH0420430B2 (de) | 1992-04-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |