CH519453A - Verfahren zur Herstellung von Dihalogenphenolen - Google Patents

Verfahren zur Herstellung von Dihalogenphenolen

Info

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
Application number
CH183969A
Other languages
English (en)
Inventor
Richard Payne Kenneth
Howard Milnes Malcolm
Original Assignee
Coalite Chem Prod Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Coalite Chem Prod Ltd filed Critical Coalite Chem Prod Ltd
Publication of CH519453A publication Critical patent/CH519453A/de

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)
CH183969A 1968-02-09 1969-02-06 Verfahren zur Herstellung von Dihalogenphenolen CH519453A (de)

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)

* Cited by examiner, † Cited by third party
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
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
US4337368A (en) * 1980-04-21 1982-06-29 The Franklin Institute Reagent and method for decomposing halogenated organic compounds
US4460797A (en) * 1981-03-05 1984-07-17 The Franklin Institute Method for decomposition of halogenated organic compounds
US4602994A (en) * 1982-09-30 1986-07-29 The Franklin Institute Removal of PCBs and other halogenated organic compounds from organic fluids
US4417977A (en) * 1982-09-30 1983-11-29 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
WO2015082415A1 (en) * 2013-12-04 2015-06-11 Basf Se Process for purifying 2,5-dichlorophenol
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
CN113801001A (zh) 2014-10-02 2021-12-17 孟山都技术公司 制备2,5-二氯苯酚的方法
WO2016196428A1 (en) * 2015-06-03 2016-12-08 Monsanto Technology Llc Separation of dichlorophenols
WO2018106564A1 (en) 2016-12-07 2018-06-14 Monsanto Technology Llc Processes for purification, recovery, and conversion of chlorophenol salts and preparation and recovery of products prepared therefrom

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FR2001621A1 (de) 1969-09-26
GB1221019A (en) 1971-02-03
US3726929A (en) 1973-04-10
DE1906205A1 (de) 1969-08-14
JPS5129142B1 (de) 1976-08-24

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Legal Events

Date Code Title Description
PL Patent ceased