CA2092407A1 - Procede pour la preparation du 2,3-difluoro-6-nitrophenol - Google Patents
Procede pour la preparation du 2,3-difluoro-6-nitrophenolInfo
- Publication number
- CA2092407A1 CA2092407A1 CA2092407A CA2092407A CA2092407A1 CA 2092407 A1 CA2092407 A1 CA 2092407A1 CA 2092407 A CA2092407 A CA 2092407A CA 2092407 A CA2092407 A CA 2092407A CA 2092407 A1 CA2092407 A1 CA 2092407A1
- Authority
- CA
- Canada
- Prior art keywords
- nitrophenol
- difluor
- difluoro
- preparation
- trifluornitrobenzol
- 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.)
- Granted
Links
- KEGOHDCHURMFKX-UHFFFAOYSA-N 2,3-difluoro-6-nitrophenol Chemical compound OC1=C(F)C(F)=CC=C1[N+]([O-])=O KEGOHDCHURMFKX-UHFFFAOYSA-N 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- 239000003960 organic solvent Substances 0.000 abstract 2
- ARCACZWMYGILNI-UHFFFAOYSA-N 1,2,3-trifluoro-4-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=C(F)C(F)=C1F ARCACZWMYGILNI-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP4030263.6 | 1990-09-25 | ||
| DE4030263A DE4030263A1 (de) | 1990-09-25 | 1990-09-25 | Verfahren zur herstellung von 2,3-difluor-6-nitrophenol |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2092407A1 true CA2092407A1 (fr) | 1992-03-26 |
| CA2092407C CA2092407C (fr) | 1997-03-18 |
Family
ID=6414912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002092407A Expired - Fee Related CA2092407C (fr) | 1990-09-25 | 1991-09-25 | Procede pour la preparation du 2,3-difluoro-6-nitrophenol |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5292967A (fr) |
| EP (1) | EP0550535B1 (fr) |
| JP (1) | JP2649989B2 (fr) |
| KR (1) | KR960006669B1 (fr) |
| CA (1) | CA2092407C (fr) |
| DE (2) | DE4030263A1 (fr) |
| WO (1) | WO1992005141A1 (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0537592B1 (fr) * | 1991-10-09 | 1996-01-17 | Hoechst Aktiengesellschaft | Procédé pour la préparation de 2-nitro-5-fluoro- respectivement -5-chloro-phénol |
| IN180375B (fr) * | 1992-12-17 | 1998-01-24 | Hoechst Ag | |
| CN102285888A (zh) * | 2010-11-15 | 2011-12-21 | 江苏威凯尔医药科技有限公司 | 2-氟-4-硝基苯酚的新制备方法 |
| CN116102917A (zh) * | 2023-02-24 | 2023-05-12 | 广东炎墨方案科技有限公司 | 一种环保型油墨及其制备方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2224440B1 (fr) * | 1973-04-06 | 1976-06-11 | Rhone Progil | |
| DE2935629A1 (de) * | 1979-09-04 | 1981-03-12 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von 5-chlor-2-nitrophenol. |
| US4596893A (en) * | 1984-01-31 | 1986-06-24 | Budapesti Vegyimuvek | 2-trifluoromethyl-4,6-dinitro-phenol and derivatives thereof, process for the preparation thereof and herbicidal, acaricidal and crop regulation compositions containing same |
| JPS60188349A (ja) * | 1984-03-08 | 1985-09-25 | Nippon Kayaku Co Ltd | ２，３−ジクロロ−６−ニトロフエノ−ルの製造法 |
| JPS62181241A (ja) * | 1986-02-05 | 1987-08-08 | Ihara Chem Ind Co Ltd | 高純度な２，３−ジフルオロ−６−ニトロフエノ−ルの製造方法 |
| EP0537592B1 (fr) * | 1991-10-09 | 1996-01-17 | Hoechst Aktiengesellschaft | Procédé pour la préparation de 2-nitro-5-fluoro- respectivement -5-chloro-phénol |
-
1990
- 1990-09-25 DE DE4030263A patent/DE4030263A1/de not_active Withdrawn
-
1991
- 1991-09-25 EP EP91916869A patent/EP0550535B1/fr not_active Expired - Lifetime
- 1991-09-25 DE DE59106058T patent/DE59106058D1/de not_active Expired - Fee Related
- 1991-09-25 WO PCT/EP1991/001829 patent/WO1992005141A1/fr active IP Right Grant
- 1991-09-25 US US08/035,719 patent/US5292967A/en not_active Expired - Fee Related
- 1991-09-25 JP JP3515244A patent/JP2649989B2/ja not_active Expired - Fee Related
- 1991-09-25 CA CA002092407A patent/CA2092407C/fr not_active Expired - Fee Related
- 1991-09-25 KR KR1019930700895A patent/KR960006669B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA2092407C (fr) | 1997-03-18 |
| EP0550535A1 (fr) | 1993-07-14 |
| EP0550535B1 (fr) | 1995-07-19 |
| DE4030263A1 (de) | 1992-03-26 |
| KR960006669B1 (ko) | 1996-05-22 |
| JPH06500332A (ja) | 1994-01-13 |
| US5292967A (en) | 1994-03-08 |
| JP2649989B2 (ja) | 1997-09-03 |
| WO1992005141A1 (fr) | 1992-04-02 |
| DE59106058D1 (de) | 1995-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |