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 |
| CN105593196A (zh) | 2013-10-04 | 2016-05-18 | 巴斯夫欧洲公司 | 氯代苯的选择性水解和醇解 |
| EA201600429A1 (ru) * | 2013-12-04 | 2016-11-30 | Басф Се | Способ очистки 2,5-дихлорфенола |
| US10087133B2 (en) | 2013-12-11 | 2018-10-02 | 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 |
| JP6752783B2 (ja) | 2014-10-02 | 2020-09-09 | モンサント テクノロジー エルエルシー | ２，５−ジクロロフェノールの合成方法 |
| AR104838A1 (es) * | 2015-06-03 | 2017-08-16 | Monsanto Technology Llc | Separación de diclorofenoles |
| JP7010944B2 (ja) | 2016-12-07 | 2022-02-10 | モンサント テクノロジー エルエルシー | クロロフェノール塩を精製、回収および転換するためならびにそれから調製される生成物を調製および回収するための方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2952702A (en) * | 1952-11-12 | 1960-09-13 | Morton Chemical Co | Preparation of polyhalo aryloxy acetic acid esters |
| US2803670A (en) * | 1952-11-12 | 1957-08-20 | Ringwood Chemical Corp | Preparation of polyhalo phenols |
| 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 |
| GB1221019A (en) | 1971-02-03 |
| US3726929A (en) | 1973-04-10 |
| DE1906205A1 (de) | 1969-08-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |