BR112012021587A2 - process for preparing a compound - Google Patents

process for preparing a compound

Info

Publication number
BR112012021587A2
BR112012021587A2 BR112012021587A BR112012021587A BR112012021587A2 BR 112012021587 A2 BR112012021587 A2 BR 112012021587A2 BR 112012021587 A BR112012021587 A BR 112012021587A BR 112012021587 A BR112012021587 A BR 112012021587A BR 112012021587 A2 BR112012021587 A2 BR 112012021587A2
Authority
BR
Brazil
Prior art keywords
sulfonic acid
chlorobenzene sulfonic
preparing
compound
producing
Prior art date
Application number
BR112012021587A
Other languages
Portuguese (pt)
Inventor
Florian Garlichs
Heiner Schelling
Patrick Deck
Original Assignee
Basf Se
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 Basf Se filed Critical Basf Se
Publication of BR112012021587A2 publication Critical patent/BR112012021587A2/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
    • C07C303/22—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof from sulfonic acids, by reactions not involving the formation of sulfo or halosulfonyl groups; from sulfonic halides by reactions not involving the formation of halosulfonyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
    • C07C309/01—Sulfonic acids
    • C07C309/28—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C309/39—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing halogen atoms bound to the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C315/00—Preparation of sulfones; Preparation of sulfoxides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C317/00—Sulfones; Sulfoxides
    • C07C317/14—Sulfones; Sulfoxides having sulfone or sulfoxide groups bound to carbon atoms of six-membered aromatic rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

processo para preparar um composto. a invenção se refere a um método para produzir ácido 4-clorobenzeno sulfônico de ácido 2-clorobenzeno sulfônico e/ou ácido 3-clorobenzeno sulfõnico, compreendendo a reação de ácido 2-clorobenzeno sulfônico e/ou ácido 3-clorobenzeno sulfônico, para formar ácido 4-clorobenzeno sulfônico na presença de ácido sulfúrico em uma temperatura de 100 a 300<198>c. a invenção se refere ainda a um método para produzir 4,4<39>-diclorodifenilsulfona, compreendendo dito método para produzir ácido 4-clorobenzeno sulfônico.process for preparing a compound. The invention relates to a method for producing 2-chlorobenzene sulfonic acid 4-chlorobenzene sulfonic acid and / or 3-chlorobenzene sulfonic acid comprising the reaction of 2-chlorobenzene sulfonic acid and / or 3-chlorobenzene sulfonic acid to form acid. 4-chlorobenzene sulfonic in the presence of sulfuric acid at a temperature of 100 to 300 <198> c. The invention further relates to a method for producing 4,4'-dichlorodiphenylsulfone, said method for producing 4-chlorobenzene sulfonic acid.

BR112012021587A 2010-03-05 2011-03-01 process for preparing a compound BR112012021587A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP10155591 2010-03-05
PCT/EP2011/053010 WO2011107465A1 (en) 2010-03-05 2011-03-01 Method for producing 5-chlorobenzene sulphonic acid and 4,4'-dichlorodiphenylsulphone

Publications (1)

Publication Number Publication Date
BR112012021587A2 true BR112012021587A2 (en) 2016-09-13

Family

ID=43923684

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012021587A BR112012021587A2 (en) 2010-03-05 2011-03-01 process for preparing a compound

Country Status (6)

Country Link
EP (1) EP2542522A1 (en)
JP (1) JP2013521248A (en)
KR (1) KR20130043620A (en)
CN (1) CN102791679A (en)
BR (1) BR112012021587A2 (en)
WO (1) WO2011107465A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104114519A (en) * 2011-12-15 2014-10-22 索尔维特殊聚合物美国有限责任公司 A process for manufacturing haloaryl compounds from mixtures of isomers of dihalodiarylsulfones
EP3805202A1 (en) 2015-06-09 2021-04-14 Vertellus Holdings LLC Improved process for making diaryl sulfones

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2593001A (en) 1950-01-31 1952-04-15 Stauffer Chemical Co Process for manufacture of a diphenyl sulfone
US2971985A (en) 1958-07-05 1961-02-14 Roussel Uclaf Process for the preparation of 4, 4'-dichlorodiphenylsulfone
US3632642A (en) * 1968-10-07 1972-01-04 Chris Craft Ind Inc Production of arylsulfonyl chlorides
GB1393929A (en) 1972-10-16 1975-05-14 Ici Ltd Production of di-4-chlorophenyl sulphone
US4937387A (en) 1986-09-05 1990-06-26 Amoco Corporation Processes for preparing diaryl sulfones
DE3704931A1 (en) 1987-02-17 1988-08-25 Basf Ag METHOD FOR INSULATING 4,4'-DICHLORDIPHENYL SULPHONE
US4876390A (en) 1988-08-19 1989-10-24 Uop Process for separating dichlorodiphenylsulfone isomers
DE3835562A1 (en) * 1988-10-19 1990-05-03 Basf Ag METHOD FOR PRODUCING BIS (4-CHLORPHENYL) SULPHONE
JPH06172298A (en) * 1992-10-06 1994-06-21 Ube Ind Ltd Production of dichlrodiphenylsulfone
DE4234307A1 (en) * 1992-10-12 1994-04-14 Heidelberger Druckmasch Ag Device for trouble-free product conveyance in folders

Also Published As

Publication number Publication date
WO2011107465A1 (en) 2011-09-09
JP2013521248A (en) 2013-06-10
KR20130043620A (en) 2013-04-30
EP2542522A1 (en) 2013-01-09
CN102791679A (en) 2012-11-21

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Legal Events

Date Code Title Description
B08F Application fees: dismissal - article 86 of industrial property law
B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)