DE60008059T2 - Direktes Verfahren zur Herstellung von hoch reinen alpha-Fluor- beta-Dicarbonylverbindungen - Google Patents
Direktes Verfahren zur Herstellung von hoch reinen alpha-Fluor- beta-Dicarbonylverbindungen Download PDFInfo
- Publication number
- DE60008059T2 DE60008059T2 DE60008059T DE60008059T DE60008059T2 DE 60008059 T2 DE60008059 T2 DE 60008059T2 DE 60008059 T DE60008059 T DE 60008059T DE 60008059 T DE60008059 T DE 60008059T DE 60008059 T2 DE60008059 T2 DE 60008059T2
- Authority
- DE
- Germany
- Prior art keywords
- dicarbonyl compound
- reactor
- product
- fluorinated
- fluorination
- 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.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/63—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/307—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by introduction of halogen; by substitution of halogen atoms by other halogen atoms
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 |
|---|---|---|---|
| US432723 | 1999-11-01 | ||
| US09/432,723 US6455728B1 (en) | 1999-11-01 | 1999-11-01 | Direct fluorination process for preparing high purity 2-fluoro-1,3-dicarbonyl compounds using oxygen as a radical scavenger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60008059D1 DE60008059D1 (de) | 2004-03-11 |
| DE60008059T2 true DE60008059T2 (de) | 2004-07-01 |
Family
ID=23717346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60008059T Expired - Lifetime DE60008059T2 (de) | 1999-11-01 | 2000-10-31 | Direktes Verfahren zur Herstellung von hoch reinen alpha-Fluor- beta-Dicarbonylverbindungen |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6455728B1 (https=) |
| EP (1) | EP1095928B1 (https=) |
| JP (2) | JP4022041B2 (https=) |
| AT (1) | ATE258910T1 (https=) |
| CA (1) | CA2324186C (https=) |
| DE (1) | DE60008059T2 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1454900A1 (en) * | 2003-03-07 | 2004-09-08 | Sanofi-Synthelabo | Process for the preparation of pyridinyl and pyrimidinyl mono-fluorinated beta keto-esters |
| KR20220041173A (ko) * | 2019-08-22 | 2022-03-31 | 푸젠 융징 테크놀로지 컴퍼니 리미티드 | 직접 플루오르화에 의해 무기 또는 유기 화합물을 플루오르화하는 공법 |
| CN120794834A (zh) * | 2025-09-15 | 2025-10-17 | 山东华氟化工有限责任公司 | 一种1,1,3,3-四氟-2-丙酮的合成方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2614129A (en) * | 1943-08-10 | 1952-10-14 | Purdue Research Foundation | Perfluorination |
| GB1513135A (en) | 1974-06-04 | 1978-06-07 | Res Inst For Med & Chem Inc | Fluorination process and fluoro steroids |
| DE69321248T2 (de) * | 1992-10-30 | 1999-03-18 | Daikin Industries, Ltd., Osaka | Verfahren zur herstellung von fluorierten dicarbonylverbindungen |
| EP0738248A1 (en) * | 1993-11-20 | 1996-10-23 | Bnfl Fluorochemicals Ltd. | The preparation of dicarbonyls |
| JP3817605B2 (ja) * | 1996-03-26 | 2006-09-06 | 東ソ−・エフテック株式会社 | 含フッ素ジカルボニル化合物の製造方法 |
-
1999
- 1999-11-01 US US09/432,723 patent/US6455728B1/en not_active Expired - Lifetime
-
2000
- 2000-10-25 CA CA002324186A patent/CA2324186C/en not_active Expired - Fee Related
- 2000-10-31 AT AT00309606T patent/ATE258910T1/de not_active IP Right Cessation
- 2000-10-31 JP JP2000331935A patent/JP4022041B2/ja not_active Expired - Fee Related
- 2000-10-31 DE DE60008059T patent/DE60008059T2/de not_active Expired - Lifetime
- 2000-10-31 EP EP00309606A patent/EP1095928B1/en not_active Expired - Lifetime
-
2007
- 2007-02-21 JP JP2007040121A patent/JP2007126486A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001131110A (ja) | 2001-05-15 |
| CA2324186A1 (en) | 2001-05-01 |
| JP4022041B2 (ja) | 2007-12-12 |
| DE60008059D1 (de) | 2004-03-11 |
| EP1095928B1 (en) | 2004-02-04 |
| JP2007126486A (ja) | 2007-05-24 |
| US6455728B1 (en) | 2002-09-24 |
| EP1095928A3 (en) | 2001-07-18 |
| ATE258910T1 (de) | 2004-02-15 |
| EP1095928A2 (en) | 2001-05-02 |
| CA2324186C (en) | 2005-03-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |