CN110818621B - 一种2,3-二氯吡啶的简便制备方法 - Google Patents
一种2,3-二氯吡啶的简便制备方法 Download PDFInfo
- Publication number
- CN110818621B CN110818621B CN201810897158.1A CN201810897158A CN110818621B CN 110818621 B CN110818621 B CN 110818621B CN 201810897158 A CN201810897158 A CN 201810897158A CN 110818621 B CN110818621 B CN 110818621B
- Authority
- CN
- China
- Prior art keywords
- formula
- compound
- dichloropyridine
- reaction
- reagent
- 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.)
- Active
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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810897158.1A CN110818621B (zh) | 2018-08-08 | 2018-08-08 | 一种2,3-二氯吡啶的简便制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810897158.1A CN110818621B (zh) | 2018-08-08 | 2018-08-08 | 一种2,3-二氯吡啶的简便制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110818621A CN110818621A (zh) | 2020-02-21 |
CN110818621B true CN110818621B (zh) | 2021-04-16 |
Family
ID=69540700
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810897158.1A Active CN110818621B (zh) | 2018-08-08 | 2018-08-08 | 一种2,3-二氯吡啶的简便制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110818621B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111620812B (zh) * | 2020-05-27 | 2022-05-24 | 石家庄万业化工科技有限公司 | 一种2,3-二氯吡啶的合成方法 |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1807414A (zh) * | 2006-02-06 | 2006-07-26 | 南京广通医药化工有限责任公司 | 一种2,3-二氯吡啶的合成方法 |
CN101774966A (zh) * | 2008-12-19 | 2010-07-14 | 朱比兰特奥甘诺斯有限公司 | 制备二卤代吡啶的改进方法 |
CN101959862A (zh) * | 2008-03-13 | 2011-01-26 | 杜邦公司 | 改进的制备2,3-二氯吡啶的方法 |
CN102153507A (zh) * | 2011-03-13 | 2011-08-17 | 联化科技股份有限公司 | 一种2,3-二氯吡啶的制备方法 |
CN102432528A (zh) * | 2011-12-01 | 2012-05-02 | 武汉市祥德科技发展有限公司 | 一种2,3-二氯吡啶的合成工艺 |
JP2012193125A (ja) * | 2011-03-15 | 2012-10-11 | Sumitomo Chemical Co Ltd | 2,3−ジクロロピリジンの製造方法 |
JP2012193124A (ja) * | 2011-03-15 | 2012-10-11 | Sumitomo Chemical Co Ltd | 2,3−ジクロロピリジンの製造方法 |
CN104529880A (zh) * | 2014-11-28 | 2015-04-22 | 南京红太阳生物化学有限责任公司 | 一种2,3-二氯吡啶的合成方法 |
CN105418492A (zh) * | 2015-11-27 | 2016-03-23 | 浙江大学 | 一种2,3-二氯吡啶的制备方法 |
CN106588756A (zh) * | 2016-11-11 | 2017-04-26 | 山东天信化工有限公司 | 一种2,3‑二氯吡啶的制备方法 |
CN107935921A (zh) * | 2017-12-26 | 2018-04-20 | 苏州开元民生科技股份有限公司 | 一种2,3‑二氯吡啶的制备方法 |
-
2018
- 2018-08-08 CN CN201810897158.1A patent/CN110818621B/zh active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1807414A (zh) * | 2006-02-06 | 2006-07-26 | 南京广通医药化工有限责任公司 | 一种2,3-二氯吡啶的合成方法 |
CN101959862A (zh) * | 2008-03-13 | 2011-01-26 | 杜邦公司 | 改进的制备2,3-二氯吡啶的方法 |
CN101774966A (zh) * | 2008-12-19 | 2010-07-14 | 朱比兰特奥甘诺斯有限公司 | 制备二卤代吡啶的改进方法 |
CN102153507A (zh) * | 2011-03-13 | 2011-08-17 | 联化科技股份有限公司 | 一种2,3-二氯吡啶的制备方法 |
JP2012193125A (ja) * | 2011-03-15 | 2012-10-11 | Sumitomo Chemical Co Ltd | 2,3−ジクロロピリジンの製造方法 |
JP2012193124A (ja) * | 2011-03-15 | 2012-10-11 | Sumitomo Chemical Co Ltd | 2,3−ジクロロピリジンの製造方法 |
CN102432528A (zh) * | 2011-12-01 | 2012-05-02 | 武汉市祥德科技发展有限公司 | 一种2,3-二氯吡啶的合成工艺 |
CN104529880A (zh) * | 2014-11-28 | 2015-04-22 | 南京红太阳生物化学有限责任公司 | 一种2,3-二氯吡啶的合成方法 |
CN105418492A (zh) * | 2015-11-27 | 2016-03-23 | 浙江大学 | 一种2,3-二氯吡啶的制备方法 |
CN106588756A (zh) * | 2016-11-11 | 2017-04-26 | 山东天信化工有限公司 | 一种2,3‑二氯吡啶的制备方法 |
CN107935921A (zh) * | 2017-12-26 | 2018-04-20 | 苏州开元民生科技股份有限公司 | 一种2,3‑二氯吡啶的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN110818621A (zh) | 2020-02-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110818622B (zh) | 一种2,3-二氯吡啶的制备方法 | |
DK3008040T3 (en) | Process for preparing 2,3-dichloro-5- (trichloromethyl) pyridine. | |
US20100160641A1 (en) | Process for producing dihalopyridines | |
CN110818621B (zh) | 一种2,3-二氯吡啶的简便制备方法 | |
CN104478793A (zh) | 一种2,3,5-三氯吡啶的合成方法 | |
CN105418493A (zh) | 一种2-氯吡啶的合成方法 | |
JPS6017788B2 (ja) | 2,3−ジクロロ−5−トリクロロメチルピリジンの製造 | |
CN108997203B (zh) | 一种2,3-二氯-5-三氟甲基吡啶的高效提纯方法 | |
CN113582918B (zh) | 氯化制备2,3-二氯吡啶的方法 | |
US5319088A (en) | Selective gas phase chlorination of polychlorinated β-picolines to produce 2,3,5,6-tetrachloropyridine and its precursors | |
CN108912043A (zh) | 一种2,3,5-三氯吡啶的合成方法 | |
EP0246349B1 (en) | Method of selectively chlorinating 2-chloro-5-(trichloromethyl) pyridine in the 3-position | |
EP2119693B1 (en) | Process for producing 2-isopropenyl-5-methyl-4-hexene-1-yl- 3-methyl-2-butenoate | |
EP3292103B1 (en) | Process for the preparation of halosubstituted trifluoromethylpyridines | |
JPS6320225B2 (zh) | ||
JP4393839B2 (ja) | 1,3−ジ−ハロ置換されたベンゼン誘導体の製造 | |
CN109721529B (zh) | 一种2,5-二氯吡啶的简便制备方法 | |
CN117105851B (zh) | 一种2,3-二氯吡啶的制备方法 | |
CN113912535B (zh) | 一种6-氯-4-三氟甲基-3-氰基吡啶的制备方法 | |
JPS6130667B2 (zh) | ||
EP0204848B1 (en) | Preparation of symmetrical tetrachloropyridine from chlorinated beta - (trichloromethyl) pyridines employing a catalyst | |
CN110483383B (zh) | 一种吡啶衍生物的制备方法 | |
CN114349690A (zh) | 一种多拉韦林中间体合成方法 | |
CN106278811B (zh) | 一种对溴直链烷基苯的合成方法 | |
JP2007261991A (ja) | 4,4”−ジホルミルテルフェニル類の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A simple preparation method of 2,3-dichloropyridine Effective date of registration: 20211229 Granted publication date: 20210416 Pledgee: Shandong Tonghong import and Export Co.,Ltd. Pledgor: Xinfa pharmaceutical Co.,Ltd. Registration number: Y2021980016873 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220518 Granted publication date: 20210416 Pledgee: Shandong Tonghong import and Export Co.,Ltd. Pledgor: Xinfa pharmaceutical Co.,Ltd. Registration number: Y2021980016873 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |