CH519453A - Verfahren zur Herstellung von Dihalogenphenolen - Google Patents
Verfahren zur Herstellung von DihalogenphenolenInfo
- Publication number
- CH519453A CH519453A CH183969A CH183969A CH519453A CH 519453 A CH519453 A CH 519453A CH 183969 A CH183969 A CH 183969A CH 183969 A CH183969 A CH 183969A CH 519453 A CH519453 A CH 519453A
- Authority
- CH
- Switzerland
- Prior art keywords
- dihalophenols
- preparation
- Prior art date
Links
Classifications
-
- 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
- C07C37/02—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 by substitution of halogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB6574/68A GB1221019A (en) | 1968-02-09 | 1968-02-09 | Process for the production of dihalophenols |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH519453A true CH519453A (de) | 1972-02-29 |
Family
ID=9816974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH183969A CH519453A (de) | 1968-02-09 | 1969-02-06 | Verfahren zur Herstellung von Dihalogenphenolen |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3726929A (de) |
| JP (1) | JPS5129142B1 (de) |
| CH (1) | CH519453A (de) |
| DE (1) | DE1906205A1 (de) |
| FR (1) | FR2001621A1 (de) |
| GB (1) | GB1221019A (de) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4067913A (en) * | 1972-03-20 | 1978-01-10 | Velsicol Chemical Corporation | Process for the production of 2,5-dichloro-4-bromophenol |
| US4262152A (en) * | 1979-05-02 | 1981-04-14 | Rohm And Haas Company | Preparation of trifluoromethylphenyl nitrophenylethers |
| US4259510A (en) * | 1979-05-02 | 1981-03-31 | Rohm And Haas Company | Preparation of trifluoromethylphenyl nitrophenylethers |
| US4337368A (en) * | 1980-04-21 | 1982-06-29 | The Franklin Institute | Reagent and method for decomposing halogenated organic compounds |
| US4400552A (en) * | 1980-04-21 | 1983-08-23 | The Franklin Institute | Method for decomposition of halogenated organic compounds |
| US4471143A (en) * | 1980-04-21 | 1984-09-11 | The Franklin Institute | Composition for decomposing halogenated organic compounds |
| US4460797A (en) * | 1981-03-05 | 1984-07-17 | The Franklin Institute | Method for decomposition of halogenated organic compounds |
| US4417977A (en) * | 1982-09-30 | 1983-11-29 | The Franklin Institute | Removal of PCBS and other halogenated organic compounds from organic fluids |
| US4602994A (en) * | 1982-09-30 | 1986-07-29 | The Franklin Institute | Removal of PCBs and other halogenated organic compounds from organic fluids |
| US5001279A (en) * | 1989-11-17 | 1991-03-19 | The Dow Chemical Company | Aqueous synthesis of 2-halo-4,6-dinitroresorcinol and 4,6-diaminoresorcinol |
| US6023003A (en) * | 1998-01-13 | 2000-02-08 | Reading & Bates Development Co. | Process and system for recovering glycol from glycol/brine streams |
| FR2846323B1 (fr) * | 2002-10-28 | 2004-12-10 | Inst Francais Du Petrole | Procede de regeneration d'une solution aqueuse de glycol contenant des sels |
| US10093607B2 (en) | 2013-10-04 | 2018-10-09 | Basf Se | Selective hydrolysis and alcoholysis of chlorinated benzenes |
| EA201600429A1 (ru) * | 2013-12-04 | 2016-11-30 | Басф Се | Способ очистки 2,5-дихлорфенола |
| WO2015086698A1 (en) | 2013-12-11 | 2015-06-18 | Basf Se | Process for providing dihalogen substituted salicylic acid derivatives |
| AR100506A1 (es) | 2014-05-19 | 2016-10-12 | Basf Se | Proceso de obtención del herbicida dicamba |
| CN107001211B (zh) | 2014-10-02 | 2021-10-29 | 孟山都技术公司 | 制备2,5-二氯苯酚的方法 |
| AR104838A1 (es) * | 2015-06-03 | 2017-08-16 | Monsanto Technology Llc | Separación de diclorofenoles |
| BR112019011557B1 (pt) | 2016-12-07 | 2022-10-18 | Monsanto Technology Llc | Processos de purificação, recuperação e conversão de sais de clorofenol e preparação e recuperação de produtos preparados dos mesmos |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2803670A (en) * | 1952-11-12 | 1957-08-20 | Ringwood Chemical Corp | Preparation of polyhalo phenols |
| US2952702A (en) * | 1952-11-12 | 1960-09-13 | Morton Chemical Co | Preparation of polyhalo aryloxy acetic acid esters |
| US2708209A (en) * | 1953-10-29 | 1955-05-10 | Olin Mathieson | Process for selective crystallization of 2, 5-dichlorophenol |
| US2769833A (en) * | 1953-11-02 | 1956-11-06 | Diamond Alkali Co | Production of phenoxy acid esters through the potassium phenolate |
| US3481991A (en) * | 1963-06-03 | 1969-12-02 | Dover Chem Corp | Preparation of chlorinated hydroxy compounds |
| GB1045298A (en) * | 1964-06-08 | 1966-10-12 | Coalite Chem Prod Ltd | Polyhalophenols |
-
1968
- 1968-02-09 GB GB6574/68A patent/GB1221019A/en not_active Expired
-
1969
- 1969-02-06 CH CH183969A patent/CH519453A/de not_active IP Right Cessation
- 1969-02-07 DE DE19691906205 patent/DE1906205A1/de active Pending
- 1969-02-07 FR FR6902769A patent/FR2001621A1/fr not_active Withdrawn
- 1969-02-07 US US00797664A patent/US3726929A/en not_active Expired - Lifetime
- 1969-02-10 JP JP44010019A patent/JPS5129142B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5129142B1 (de) | 1976-08-24 |
| FR2001621A1 (de) | 1969-09-26 |
| DE1906205A1 (de) | 1969-08-14 |
| US3726929A (en) | 1973-04-10 |
| GB1221019A (en) | 1971-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |