ATE33625T1 - Verfahren zur herstellung von difluormethylenoder trifluormethylgruppe tragenden verbindungen. - Google Patents
Verfahren zur herstellung von difluormethylenoder trifluormethylgruppe tragenden verbindungen.Info
- Publication number
- ATE33625T1 ATE33625T1 AT85402486T AT85402486T ATE33625T1 AT E33625 T1 ATE33625 T1 AT E33625T1 AT 85402486 T AT85402486 T AT 85402486T AT 85402486 T AT85402486 T AT 85402486T AT E33625 T1 ATE33625 T1 AT E33625T1
- Authority
- AT
- Austria
- Prior art keywords
- trifluoromethyl group
- difluoromethylene
- preparation
- compounds bearing
- acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
- C07C41/22—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of halogens; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B39/00—Halogenation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/18—Preparation of halogenated hydrocarbons by replacement by halogens of oxygen atoms of carbonyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
- C07C37/055—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group
- C07C37/0555—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group being esterified hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/48—Preparation of compounds having groups
- C07C41/50—Preparation of compounds having groups by reactions producing groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8419799A FR2575152B1 (fr) | 1984-12-26 | 1984-12-26 | Procede de preparation de composes porteurs d'un groupe difluoromethylene ou trifluoromethyle |
| EP85402486A EP0190523B1 (de) | 1984-12-26 | 1985-12-13 | Verfahren zur Herstellung von Difluormethylen- oder Trifluormethylgruppe tragenden Verbindungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE33625T1 true ATE33625T1 (de) | 1988-05-15 |
Family
ID=9310963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT85402486T ATE33625T1 (de) | 1984-12-26 | 1985-12-13 | Verfahren zur herstellung von difluormethylenoder trifluormethylgruppe tragenden verbindungen. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4668830A (de) |
| EP (1) | EP0190523B1 (de) |
| JP (1) | JPS61158941A (de) |
| AT (1) | ATE33625T1 (de) |
| CA (1) | CA1247131A (de) |
| DE (1) | DE3562223D1 (de) |
| FR (1) | FR2575152B1 (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3611196A1 (de) * | 1986-04-04 | 1987-10-15 | Bayer Ag | Trifluormethylgruppen enthaltende cyolopropylamine |
| DE3725659A1 (de) * | 1987-08-03 | 1989-02-16 | Bayer Ag | Verfahren zur herstellung von mit fluor und gegebenenfalls zusaetzlich chlor substituierten benzotrifluoriden und neue benzotrifluoride |
| CA2123083C (en) * | 1991-11-06 | 2003-06-03 | Donald Bernard Bivens | Uses of 1,1,1,3,3,3-hexafluoropropane |
| US5254309A (en) * | 1992-07-21 | 1993-10-19 | E. I. Du Pont De Nemours And Company | Sterilant mixture and sterilization method |
| US5538659A (en) * | 1993-03-29 | 1996-07-23 | E. I. Du Pont De Nemours And Company | Refrigerant compositions including hexafluoropropane and a hydrofluorocarbon |
| US5382704A (en) * | 1993-06-30 | 1995-01-17 | E. I. Du Pont De Nemours And Company | Fluorinated methyl ethers |
| WO2000020364A1 (en) * | 1998-10-07 | 2000-04-13 | Great Lakes Chemical Corporation | Novel bromine-containing 1,2-bis(phenyl)difluoromethanes and method of imparting flame retardancy to flammable materials |
| US7531700B2 (en) * | 2003-09-24 | 2009-05-12 | E.I. Du Pont De Nemours And Company | Fluorinated arylethers and methods for use thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2567569A (en) * | 1944-12-19 | 1951-09-11 | Purdue Research Foundation | Perfluorination of hydrocarbons with lead tetrafluoride |
| GB908290A (en) * | 1959-12-04 | 1962-10-17 | Ici Ltd | Process for the preparation of 1,1,1-trifluoro-2-bromo-2-chloroethane |
| US4093665A (en) * | 1974-11-01 | 1978-06-06 | Viktor Mikhailovich Belous | Aryl perfluoro-alkyl ethers and method of producing them |
| US4288601A (en) * | 1978-09-01 | 1981-09-08 | Merck & Co., Inc. | Fluorination process |
-
1984
- 1984-12-26 FR FR8419799A patent/FR2575152B1/fr not_active Expired
-
1985
- 1985-12-13 DE DE8585402486T patent/DE3562223D1/de not_active Expired
- 1985-12-13 AT AT85402486T patent/ATE33625T1/de not_active IP Right Cessation
- 1985-12-13 EP EP85402486A patent/EP0190523B1/de not_active Expired
- 1985-12-17 US US06/809,720 patent/US4668830A/en not_active Expired - Fee Related
- 1985-12-24 JP JP60289515A patent/JPS61158941A/ja active Granted
- 1985-12-24 CA CA000498637A patent/CA1247131A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61158941A (ja) | 1986-07-18 |
| FR2575152B1 (fr) | 1987-02-20 |
| CA1247131A (fr) | 1988-12-20 |
| DE3562223D1 (en) | 1988-05-26 |
| FR2575152A1 (fr) | 1986-06-27 |
| EP0190523B1 (de) | 1988-04-20 |
| EP0190523A1 (de) | 1986-08-13 |
| JPS6340773B2 (de) | 1988-08-12 |
| US4668830A (en) | 1987-05-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |