CN103664511B - 一种3,5-二氯-4-氟溴苯的制备方法 - Google Patents
一种3,5-二氯-4-氟溴苯的制备方法 Download PDFInfo
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- CN103664511B CN103664511B CN201310682135.6A CN201310682135A CN103664511B CN 103664511 B CN103664511 B CN 103664511B CN 201310682135 A CN201310682135 A CN 201310682135A CN 103664511 B CN103664511 B CN 103664511B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- MMJSIYGLDQNUTH-UHFFFAOYSA-N 5-bromo-1,3-dichloro-2-fluorobenzene Chemical compound FC1=C(Cl)C=C(Br)C=C1Cl MMJSIYGLDQNUTH-UHFFFAOYSA-N 0.000 title abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims abstract description 30
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims abstract description 28
- 239000012954 diazonium Substances 0.000 claims abstract description 18
- 150000001989 diazonium salts Chemical class 0.000 claims abstract description 18
- 238000006193 diazotization reaction Methods 0.000 claims abstract description 16
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 235000010288 sodium nitrite Nutrition 0.000 claims abstract description 14
- 229910021589 Copper(I) bromide Inorganic materials 0.000 claims abstract description 12
- NKNDPYCGAZPOFS-UHFFFAOYSA-M copper(i) bromide Chemical compound Br[Cu] NKNDPYCGAZPOFS-UHFFFAOYSA-M 0.000 claims abstract description 12
- 239000007864 aqueous solution Substances 0.000 claims abstract description 11
- 150000003863 ammonium salts Chemical class 0.000 claims abstract description 10
- NKTZSKQMAITPBQ-UHFFFAOYSA-N 3,5-dichloro-4-fluoroaniline Chemical compound NC1=CC(Cl)=C(F)C(Cl)=C1 NKTZSKQMAITPBQ-UHFFFAOYSA-N 0.000 claims abstract description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 29
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 claims description 18
- CJTIWGBQCVYTQE-UHFFFAOYSA-N 4-bromo-2-chloro-1-fluorobenzene Chemical class FC1=CC=C(Br)C=C1Cl CJTIWGBQCVYTQE-UHFFFAOYSA-N 0.000 claims description 17
- OSXAPJFZNJFFJS-UHFFFAOYSA-N 2-bromo-1,3-dichloro-5-fluorobenzene Chemical class FC1=CC(Cl)=C(Br)C(Cl)=C1 OSXAPJFZNJFFJS-UHFFFAOYSA-N 0.000 claims description 11
- 229910000042 hydrogen bromide Inorganic materials 0.000 claims description 9
- QEZIFBAXJMHDJP-UHFFFAOYSA-N n-chloro-4-fluoroaniline Chemical compound FC1=CC=C(NCl)C=C1 QEZIFBAXJMHDJP-UHFFFAOYSA-N 0.000 claims description 9
- 239000000243 solution Substances 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- 238000004821 distillation Methods 0.000 claims description 4
- 239000000376 reactant Substances 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 3
- 238000010792 warming Methods 0.000 claims description 3
- CBJHQGPVASQJFW-UHFFFAOYSA-N 1-bromo-2,3-dichloro-4-fluorobenzene Chemical class FC1=CC=C(Br)C(Cl)=C1Cl CBJHQGPVASQJFW-UHFFFAOYSA-N 0.000 claims description 2
- 239000012074 organic phase Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000035484 reaction time Effects 0.000 abstract description 4
- 238000007086 side reaction Methods 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000000354 decomposition reaction Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000009776 industrial production Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 239000003513 alkali Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 239000012043 crude product Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- RJCGZNCCVKIBHO-UHFFFAOYSA-N 1-chloro-4-fluorobenzene Chemical compound FC1=CC=C(Cl)C=C1 RJCGZNCCVKIBHO-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- MLTBAKXFRXZFTO-MDZDMXLPSA-N (e)-1-phenyl-3-[3-(trifluoromethyl)phenyl]prop-2-en-1-one Chemical class FC(F)(F)C1=CC=CC(\C=C\C(=O)C=2C=CC=CC=2)=C1 MLTBAKXFRXZFTO-MDZDMXLPSA-N 0.000 description 1
- JORVCRLRRRRLFI-UHFFFAOYSA-N 1,3-dichloro-2-fluorobenzene Chemical compound FC1=C(Cl)C=CC=C1Cl JORVCRLRRRRLFI-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000007818 Grignard reagent Substances 0.000 description 1
- 238000006350 Schiemann fluorination reaction Methods 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- GZUXJHMPEANEGY-UHFFFAOYSA-N bromomethane Chemical compound BrC GZUXJHMPEANEGY-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- RCTYPNKXASFOBE-UHFFFAOYSA-M chloromercury Chemical compound [Hg]Cl RCTYPNKXASFOBE-UHFFFAOYSA-M 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000005138 cryopreservation Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 150000004795 grignard reagents Chemical class 0.000 description 1
- OTCKOJUMXQWKQG-UHFFFAOYSA-L magnesium bromide Chemical compound [Mg+2].[Br-].[Br-] OTCKOJUMXQWKQG-UHFFFAOYSA-L 0.000 description 1
- 229910001623 magnesium bromide Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- -1 trifluoroacetyl compound Chemical class 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
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CN201310682135.6A CN103664511B (zh) | 2013-12-13 | 2013-12-13 | 一种3,5-二氯-4-氟溴苯的制备方法 |
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CN201310682135.6A CN103664511B (zh) | 2013-12-13 | 2013-12-13 | 一种3,5-二氯-4-氟溴苯的制备方法 |
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CN103664511A CN103664511A (zh) | 2014-03-26 |
CN103664511B true CN103664511B (zh) | 2015-07-08 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX376346B (es) | 2014-10-14 | 2025-03-07 | Syngenta Participations Ag | Proceso para preparar trifluoroacetofenonas sustituidas con un grupo de tipo halo. |
WO2016058896A1 (en) | 2014-10-14 | 2016-04-21 | Syngenta Participations Ag | Process for the preparation of 1-(3,5-dichloro-4-fluoro-phenyl)-2,2,2-trifluoro-ethanone |
EP3207023B1 (en) | 2014-10-14 | 2019-09-18 | Syngenta Participations AG | Process for the preparation of 1-(3,5-dichlorophenyl)-2,2,2-trifluoroethanone and derivatives thereof |
CN105481654A (zh) * | 2015-11-30 | 2016-04-13 | 浙江林江化工股份有限公司 | 一种管式连续化生产邻氟苯酚的方法 |
CA3120221A1 (en) | 2018-12-04 | 2020-06-11 | Basf Se | Process for preparation of 5-bromo-1,3-dichloro-2-fluoro-benzene |
CN112010732B (zh) * | 2020-09-10 | 2023-07-28 | 内蒙古永太化学有限公司 | 一种3,5-二氯-4-氟溴苯化合物的制备方法 |
CN114907181B (zh) * | 2021-02-09 | 2024-04-23 | 北京颖泰嘉和生物科技股份有限公司 | 用于桑德迈尔反应的装置和连续制备2,6-二乙基-4-甲基溴苯的方法 |
CN115819244B (zh) * | 2021-09-16 | 2025-02-11 | 联化科技股份有限公司 | 使用连续流反应合成溴代硝基苯的制备方法 |
CN119215815A (zh) * | 2024-12-04 | 2024-12-31 | 天津凯莱英医药科技发展有限公司 | 3,4,5-三氟溴苯的连续生产设备及生产方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009126668A2 (en) * | 2008-04-09 | 2009-10-15 | E. I. Du Pont De Nemours And Company | Method for preparing 3-trifluoromethyl chalcones |
CN101817729A (zh) * | 2009-12-14 | 2010-09-01 | 浙江永太科技股份有限公司 | 3,5-二氟-4-(2,2,2-三氟乙氧基)溴苯的制备方法 |
CN102078789A (zh) * | 2010-12-17 | 2011-06-01 | 浙江工业大学 | 重氮化连续管式反应器 |
-
2013
- 2013-12-13 CN CN201310682135.6A patent/CN103664511B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009126668A2 (en) * | 2008-04-09 | 2009-10-15 | E. I. Du Pont De Nemours And Company | Method for preparing 3-trifluoromethyl chalcones |
CN101817729A (zh) * | 2009-12-14 | 2010-09-01 | 浙江永太科技股份有限公司 | 3,5-二氟-4-(2,2,2-三氟乙氧基)溴苯的制备方法 |
CN102078789A (zh) * | 2010-12-17 | 2011-06-01 | 浙江工业大学 | 重氮化连续管式反应器 |
Non-Patent Citations (1)
Title |
---|
广谱杀虫杀螨剂氟硅菊酯的合成综述;丛杉等;《现代农药》;200702;第6卷(第1期);8-11 * |
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Address after: 312369 Shangyu, Shaoxing, Hangzhou Bay Economic and Technological Development Zone, No. three weft Road No. 8, No. Applicant after: ZHEJIANG LINJIANG CHEMICAL CO., LTD. Address before: 312369, No. three, No. 8, Shangyu Industrial Park, Hangzhou Bay, Zhejiang, Shaoxing Applicant before: Shangyu Linjiang Chemical Co., Ltd. |
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Address after: 312369, No. three, No. 8, Shangyu economic and Technological Development Zone, Hangzhou Bay, Zhejiang, Shaoxing, China Patentee after: Zhejiang Jitai New Material Co., Ltd Address before: 312369, No. three, No. 8, Shangyu economic and Technological Development Zone, Hangzhou Bay, Zhejiang, Shaoxing, China Patentee before: ZHEJIANG LINJIANG CHEMICAL Co.,Ltd. |