CN110003096B - 一种制备2-氯-5-三氟甲基吡啶的方法 - Google Patents
一种制备2-氯-5-三氟甲基吡啶的方法 Download PDFInfo
- Publication number
- CN110003096B CN110003096B CN201810009294.2A CN201810009294A CN110003096B CN 110003096 B CN110003096 B CN 110003096B CN 201810009294 A CN201810009294 A CN 201810009294A CN 110003096 B CN110003096 B CN 110003096B
- Authority
- CN
- China
- Prior art keywords
- trifluoromethylpyridine
- catalyst
- chloro
- reaction
- supported
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Abstract
Description
Claims (10)
Priority Applications (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810009294.2A CN110003096B (zh) | 2018-01-05 | 2018-01-05 | 一种制备2-氯-5-三氟甲基吡啶的方法 |
PCT/CN2018/119312 WO2019109936A1 (zh) | 2017-12-06 | 2018-12-05 | 一种高选择性地制备2,3-二氯-5-三氟甲基吡啶的方法 |
JP2020534907A JP6977174B2 (ja) | 2018-01-05 | 2018-12-05 | 2−クロロ−5−トリフルオロメチルピリジンの作製方法 |
US16/620,763 US11186546B2 (en) | 2017-12-06 | 2018-12-05 | Method for preparing 2,3-dichloro-5-trifluoromethylpyridine with high selectivity |
EP22185294.0A EP4105202B1 (en) | 2018-01-05 | 2018-12-05 | Method for preparing 2-chloro-5-trifluoromethylpyridine |
JP2019567321A JP6872041B2 (ja) | 2017-12-06 | 2018-12-05 | 2,3−ジクロロ−5−トリフルオロメチルピリジンの高選択的な製造方法 |
KR1020207014641A KR102366955B1 (ko) | 2017-12-06 | 2018-12-05 | 2,3- 디클로로 -5- 트리 플루오로 메틸 피리딘의 제조 방법 |
PCT/CN2018/119320 WO2019134477A1 (zh) | 2018-01-05 | 2018-12-05 | 一种2-氯-5-三氟甲基吡啶的制备方法 |
EP18898437.1A EP3696168B1 (en) | 2018-01-05 | 2018-12-05 | Method for preparation of 2-chloro-5-trifluoromethylpyridine |
US16/772,916 US11254642B2 (en) | 2018-01-05 | 2018-12-05 | Method for preparing 2-chloro-5-trifluoromethylpyridine |
EP18886350.0A EP3620451B1 (en) | 2017-12-06 | 2018-12-05 | Method for preparing 2,3-dichloro-5-trifluoromethylpyridine with high selectivity |
US17/478,129 US20220002249A1 (en) | 2017-12-06 | 2021-09-17 | Method for preparing 2,3-dichloro-5-trifluoromethylpyridine with high selectivity |
JP2021182617A JP7223827B2 (ja) | 2018-01-05 | 2021-11-09 | 2-クロロ-5-トリフルオロメチルピリジンの作製方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810009294.2A CN110003096B (zh) | 2018-01-05 | 2018-01-05 | 一种制备2-氯-5-三氟甲基吡啶的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110003096A CN110003096A (zh) | 2019-07-12 |
CN110003096B true CN110003096B (zh) | 2020-11-17 |
Family
ID=67164463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810009294.2A Active CN110003096B (zh) | 2017-12-06 | 2018-01-05 | 一种制备2-氯-5-三氟甲基吡啶的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110003096B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113501782B (zh) * | 2021-09-07 | 2021-12-14 | 潍坊新绿化工有限公司 | 一种连续法制备2-氯-5-三氟甲基吡啶的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0013474A2 (en) * | 1978-12-07 | 1980-07-23 | Imperial Chemical Industries Plc | Preparation of 2-chloro-5-trifluoromethylpyridine |
US4288599A (en) * | 1979-03-09 | 1981-09-08 | Ishihara Sangyo Kaisha Ltd. | Process for producing pyridine derivatives having a trifluoromethyl group at β-position thereof |
CN104610137A (zh) * | 2015-01-30 | 2015-05-13 | 大连世慕化学有限公司 | 2-氯-5-三氯甲基吡啶及2-氯-5-三氟甲基吡啶合成方法 |
-
2018
- 2018-01-05 CN CN201810009294.2A patent/CN110003096B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0013474A2 (en) * | 1978-12-07 | 1980-07-23 | Imperial Chemical Industries Plc | Preparation of 2-chloro-5-trifluoromethylpyridine |
US4288599A (en) * | 1979-03-09 | 1981-09-08 | Ishihara Sangyo Kaisha Ltd. | Process for producing pyridine derivatives having a trifluoromethyl group at β-position thereof |
CN104610137A (zh) * | 2015-01-30 | 2015-05-13 | 大连世慕化学有限公司 | 2-氯-5-三氯甲基吡啶及2-氯-5-三氟甲基吡啶合成方法 |
Also Published As
Publication number | Publication date |
---|---|
CN110003096A (zh) | 2019-07-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2546223B1 (en) | Method for producing fluorinated organic compounds | |
US6844475B1 (en) | Low temperature production of 1-chloro-3,3,3-trifluoropropene (HCFC-1233zd) | |
JP5418603B2 (ja) | 2,3,3,3−テトラフルオロプロペンの製造方法 | |
US8198491B2 (en) | Process for preparing 2,3,3,3-tetrafluoropropene and 1,3,3,3-tetrafluoropropene | |
JP7223827B2 (ja) | 2-クロロ-5-トリフルオロメチルピリジンの作製方法 | |
KR20140077941A (ko) | 1-클로로-2,2-디플루오로에탄의 제조를 위한 1,1,2-트리클로로에탄 및/또는 1,2-디클로로에텐의 촉매적 기상 불소화 | |
US20110201851A1 (en) | Process for preparing 2,3,3,3-tetrafluoropropene | |
US2802887A (en) | Hydrogenation of chlorotrifluoroethylene | |
WO2011068649A2 (en) | Method for producing fluorinated organic compounds | |
CN115108882B (zh) | 一种1,1,1,2,3-五氯丙烷的连续制备方法 | |
CN107759440B (zh) | 一种将含氟烯烃双键上的氟置换成氢的方法 | |
JPS6346748B2 (zh) | ||
CN110003096B (zh) | 一种制备2-氯-5-三氟甲基吡啶的方法 | |
JP4271415B2 (ja) | 1,3,3,3−テトラフルオロプロペンの製造方法 | |
CA1091256A (en) | Preparation of 1-chloro-2-trifluoromethyl-3,3,3- trifluoropropene from isobutane | |
WO2018186460A1 (ja) | トリフルオロメチルピリジン類の精製方法 | |
CN109134190B (zh) | 一种1,1,2,3-四氯丙烯的气相制备方法 | |
CN107082737B (zh) | 同时制备二氯六氟环戊烯异构体的方法 | |
CN110845296A (zh) | 一种制备炔基化合物的方法 | |
CN110003098B (zh) | 一种3-三氟甲基吡啶气相催化氯化制备2-氯-5-三氟甲基吡啶的方法 | |
CN110003097B (zh) | 一种两段法制备2-氯-5-三氟甲基吡啶的方法 | |
RU2043328C1 (ru) | Способ получения мономеров | |
KR20180030671A (ko) | 1,1,1,2,2-펜타플루오로프로판의 제조 방법 | |
CN115784834A (zh) | 一种3,3,3-三氟丙烯的制备方法 | |
US8350101B2 (en) | Method for preparing vinylidene fluoride |
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 | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for preparing 2-chloro-5-trifluoromethylpyridine Effective date of registration: 20220628 Granted publication date: 20201117 Pledgee: Industrial and Commercial Bank of China Limited Hangzhou Zhaohui sub branch Pledgor: SINOCHEM LANTIAN Co.,Ltd. Registration number: Y2022330001143 |
|
PC01 | Cancellation 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: 20230308 Granted publication date: 20201117 Pledgee: Industrial and Commercial Bank of China Limited Hangzhou Zhaohui sub branch Pledgor: SINOCHEM LANTIAN Co.,Ltd. Registration number: Y2022330001143 |