CN101648904A - 一种2,3-二氟-5-氯吡啶的合成方法 - Google Patents
一种2,3-二氟-5-氯吡啶的合成方法 Download PDFInfo
- Publication number
- CN101648904A CN101648904A CN200910035013A CN200910035013A CN101648904A CN 101648904 A CN101648904 A CN 101648904A CN 200910035013 A CN200910035013 A CN 200910035013A CN 200910035013 A CN200910035013 A CN 200910035013A CN 101648904 A CN101648904 A CN 101648904A
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- CN
- China
- Prior art keywords
- difluoro
- chloropyridine
- transfer catalyst
- trichloropyridine
- synthetic method
- 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.)
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Links
- PERMDYZFNQIKBL-UHFFFAOYSA-N 5-chloro-2,3-difluoropyridine Chemical compound FC1=CC(Cl)=CN=C1F PERMDYZFNQIKBL-UHFFFAOYSA-N 0.000 title abstract 6
- 238000001308 synthesis method Methods 0.000 title abstract 3
- NROKBHXJSPEDAR-UHFFFAOYSA-M potassium fluoride Chemical compound [F-].[K+] NROKBHXJSPEDAR-UHFFFAOYSA-M 0.000 claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 239000003444 phase transfer catalyst Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000003960 organic solvent Substances 0.000 claims abstract description 5
- 239000011261 inert gas Substances 0.000 claims abstract description 3
- 238000010189 synthetic method Methods 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical group CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 4
- LUZMLJILUGSLNT-UHFFFAOYSA-M P.[Br-].C(CCC)[P+](CCCC)(CCCC)CCCC Chemical compound P.[Br-].C(CCC)[P+](CCCC)(CCCC)CCCC LUZMLJILUGSLNT-UHFFFAOYSA-M 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 3
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims description 3
- CNLIIAKAAMFCJG-UHFFFAOYSA-N 2,3,5-trichloropyridine Chemical compound ClC1=CN=C(Cl)C(Cl)=C1 CNLIIAKAAMFCJG-UHFFFAOYSA-N 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 1
- XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Chemical compound [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 abstract description 12
- 238000003682 fluorination reaction Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 2
- 235000003270 potassium fluoride Nutrition 0.000 abstract 3
- 239000011698 potassium fluoride Substances 0.000 abstract 3
- 239000012025 fluorinating agent Substances 0.000 abstract 2
- 230000007547 defect Effects 0.000 abstract 1
- RKHXQBLJXBGEKF-UHFFFAOYSA-M tetrabutylphosphanium;bromide Chemical compound [Br-].CCCC[P+](CCCC)(CCCC)CCCC RKHXQBLJXBGEKF-UHFFFAOYSA-M 0.000 abstract 1
- BRKFQVAOMSWFDU-UHFFFAOYSA-M tetraphenylphosphanium;bromide Chemical compound [Br-].C1=CC=CC=C1[P+](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 BRKFQVAOMSWFDU-UHFFFAOYSA-M 0.000 abstract 1
- 229910052731 fluorine Inorganic materials 0.000 description 7
- 239000011737 fluorine Substances 0.000 description 7
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 230000009466 transformation Effects 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 3
- 238000001291 vacuum drying Methods 0.000 description 3
- UUOLETYDNTVQDY-UHFFFAOYSA-N 2-chloro-3-nitropyridine Chemical class [O-][N+](=O)C1=CC=CN=C1Cl UUOLETYDNTVQDY-UHFFFAOYSA-N 0.000 description 2
- XVMSFILGAMDHEY-UHFFFAOYSA-N 6-(4-aminophenyl)sulfonylpyridin-3-amine Chemical class C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=N1 XVMSFILGAMDHEY-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000006193 diazotization reaction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004334 fluoridation Methods 0.000 description 2
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- 150000005754 fluoropyridines Chemical class 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- OGVLEPMNNPZAPS-UHFFFAOYSA-N 2,3-difluoropyridine Chemical compound FC1=CC=CN=C1F OGVLEPMNNPZAPS-UHFFFAOYSA-N 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- AZFNGPAYDKGCRB-XCPIVNJJSA-M [(1s,2s)-2-amino-1,2-diphenylethyl]-(4-methylphenyl)sulfonylazanide;chlororuthenium(1+);1-methyl-4-propan-2-ylbenzene Chemical compound [Ru+]Cl.CC(C)C1=CC=C(C)C=C1.C1=CC(C)=CC=C1S(=O)(=O)[N-][C@@H](C=1C=CC=CC=1)[C@@H](N)C1=CC=CC=C1 AZFNGPAYDKGCRB-XCPIVNJJSA-M 0.000 description 1
- RDWQOFJWOJDUIV-UHFFFAOYSA-N [Ar].CN1C(CCC1)=O Chemical compound [Ar].CN1C(CCC1)=O RDWQOFJWOJDUIV-UHFFFAOYSA-N 0.000 description 1
- DDYBHMUJXCFBCS-UHFFFAOYSA-N [N].S1(=O)(=O)CCCC1 Chemical compound [N].S1(=O)(=O)CCCC1 DDYBHMUJXCFBCS-UHFFFAOYSA-N 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 150000001345 alkine derivatives Chemical class 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000010504 bond cleavage reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 150000003983 crown ethers Chemical class 0.000 description 1
- 238000007336 electrophilic substitution reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000005649 metathesis reaction Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000004714 phosphonium salts Chemical class 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 235000010289 potassium nitrite Nutrition 0.000 description 1
- 239000004304 potassium nitrite Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007348 radical reaction Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 235000010288 sodium nitrite Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Pyridine Compounds (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2009100350131A CN101648904B (zh) | 2009-09-14 | 2009-09-14 | 一种2,3-二氟-5-氯吡啶的合成方法 |
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CN2009100350131A CN101648904B (zh) | 2009-09-14 | 2009-09-14 | 一种2,3-二氟-5-氯吡啶的合成方法 |
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CN101648904A true CN101648904A (zh) | 2010-02-17 |
CN101648904B CN101648904B (zh) | 2011-08-03 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105899488A (zh) * | 2013-11-12 | 2016-08-24 | 美国陶氏益农公司 | 将化合物氟化的方法 |
CN106008329A (zh) * | 2016-03-17 | 2016-10-12 | 维讯化工(南京)有限公司 | 一种制备5-氯-2,3-二氟吡啶的方法 |
CN107018987A (zh) * | 2017-05-09 | 2017-08-08 | 王亮 | 除草剂 |
CN112300062A (zh) * | 2020-10-30 | 2021-02-02 | 江苏恒安化工有限公司 | 一种2,3-二氟-5-氯吡啶的制备方法 |
CN114014801A (zh) * | 2021-12-13 | 2022-02-08 | 江苏丰山集团股份有限公司 | 一种单杂含量低的2,3-二氟-5-氯吡啶的绿色生产工艺 |
CN114042427A (zh) * | 2021-11-08 | 2022-02-15 | 江苏恒安化工有限公司 | 一种2,3-二氟-5-氯吡啶的制备装置及方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4822887A (en) * | 1983-12-23 | 1989-04-18 | The Dow Chemical Company | Preparation of difluoropyridine compounds |
EP0556737B1 (de) * | 1992-02-20 | 2000-01-12 | Clariant GmbH | Verfahren zur Herstellung von substituierten 2,3-Difluorpyridinen |
CN1830963A (zh) * | 2005-03-09 | 2006-09-13 | 温州师范学院 | 2,3-二氟-5-氯吡啶的合成方法 |
-
2009
- 2009-09-14 CN CN2009100350131A patent/CN101648904B/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105899488A (zh) * | 2013-11-12 | 2016-08-24 | 美国陶氏益农公司 | 将化合物氟化的方法 |
CN105899488B (zh) * | 2013-11-12 | 2019-09-03 | 美国陶氏益农公司 | 将化合物氟化的方法 |
CN106008329A (zh) * | 2016-03-17 | 2016-10-12 | 维讯化工(南京)有限公司 | 一种制备5-氯-2,3-二氟吡啶的方法 |
CN107018987A (zh) * | 2017-05-09 | 2017-08-08 | 王亮 | 除草剂 |
CN112300062A (zh) * | 2020-10-30 | 2021-02-02 | 江苏恒安化工有限公司 | 一种2,3-二氟-5-氯吡啶的制备方法 |
CN114042427A (zh) * | 2021-11-08 | 2022-02-15 | 江苏恒安化工有限公司 | 一种2,3-二氟-5-氯吡啶的制备装置及方法 |
CN114014801A (zh) * | 2021-12-13 | 2022-02-08 | 江苏丰山集团股份有限公司 | 一种单杂含量低的2,3-二氟-5-氯吡啶的绿色生产工艺 |
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Publication number | Publication date |
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CN101648904B (zh) | 2011-08-03 |
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Owner name: NANJING RED SUN BIOCHEMICAL CO., LTD. Free format text: FORMER OWNER: NANJING FIRST PESTICIDE GROUP CO., LTD. Effective date: 20110922 |
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Free format text: CORRECT: ADDRESS; FROM: 211300 NANJING, JIANGSU PROVINCE TO: 210047 NANJING, JIANGSU PROVINCE |
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Effective date of registration: 20110922 Address after: 210047 Nanjing Chemical Industrial Park, Jiangsu aromatic South Road, No. 168 Patentee after: NANJING REDSUN BIOCHEMISTRY Co.,Ltd. Address before: 211300 Pagoda Road 269, Gaochun County, Jiangsu, Nanjing Patentee before: Nanjing No.1 Pesticide Group Co.,Ltd. |
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Effective date of registration: 20180517 Address after: 210047 No. 168 aromatics South Road, Nanjing chemical industry park, Jiangsu Co-patentee after: NANJING RED SUN Co.,Ltd. Patentee after: NANJING REDSUN BIOCHEMISTRY Co.,Ltd. Address before: 210047 No. 168 aromatics South Road, Nanjing chemical industry park, Jiangsu Patentee before: NANJING REDSUN BIOCHEMISTRY Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
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