BR8400335A - Processo para a preparacao de compostos 4-clorofenilsulfonila - Google Patents

Processo para a preparacao de compostos 4-clorofenilsulfonila

Info

Publication number
BR8400335A
BR8400335A BR8400335A BR8400335A BR8400335A BR 8400335 A BR8400335 A BR 8400335A BR 8400335 A BR8400335 A BR 8400335A BR 8400335 A BR8400335 A BR 8400335A BR 8400335 A BR8400335 A BR 8400335A
Authority
BR
Brazil
Prior art keywords
chlorophenylsulphonyl
compounds
preparation
chlorophenylsulphonyl compounds
Prior art date
Application number
BR8400335A
Other languages
English (en)
Inventor
Theodor Papenfuhs
Original Assignee
Hoechst Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6189323&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8400335(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of BR8400335A publication Critical patent/BR8400335A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C313/00—Sulfinic acids; Sulfenic acids; Halides, esters or anhydrides thereof; Amides of sulfinic or sulfenic acids, i.e. compounds having singly-bound oxygen atoms of sulfinic or sulfenic groups replaced by nitrogen atoms, not being part of nitro or nitroso groups
    • C07C313/02—Sulfinic acids; Derivatives thereof
    • C07C313/04—Sulfinic acids; Esters thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C317/00—Sulfones; Sulfoxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BR8400335A 1983-01-27 1984-01-26 Processo para a preparacao de compostos 4-clorofenilsulfonila BR8400335A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833302647 DE3302647A1 (de) 1983-01-27 1983-01-27 Verfahren zur herstellung von 4-chlorphenylsulfonylverbindungen

Publications (1)

Publication Number Publication Date
BR8400335A true BR8400335A (pt) 1984-08-28

Family

ID=6189323

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8400335A BR8400335A (pt) 1983-01-27 1984-01-26 Processo para a preparacao de compostos 4-clorofenilsulfonila

Country Status (6)

Country Link
EP (1) EP0115328B1 (pt)
JP (1) JPS59141556A (pt)
AR (1) AR241902A1 (pt)
BR (1) BR8400335A (pt)
DE (2) DE3302647A1 (pt)
IN (1) IN162064B (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3539477A1 (de) * 1985-11-07 1987-05-14 Hoechst Ag Verfahren zur herstellung von aryloxethylsulfonen
GB8902915D0 (en) * 1989-02-09 1989-03-30 Ici Plc Production of aromatic sulphones
DE3919840A1 (de) * 1989-06-17 1991-01-17 Hoechst Ag Verfahren zur herstellung von aromatischen sulfonsaeurechloriden
US5136043A (en) * 1989-06-17 1992-08-04 Hoechst Aktiengesellschaft Process for the preparation of aromatic sulfonyl chlorides
CA2104116C (en) 1991-02-14 2000-12-12 Georg Folz Process for the preparation of 4-alkylsulfonyl-1-alkyl-2-chlorobenzenes and the like
DE4240708A1 (de) * 1992-12-03 1994-06-09 Bayer Ag Verfahren zur Herstellung von Natriumsalzen nitrogruppenhaltiger aromatischer Sulfinsäuren
DE4420777A1 (de) * 1994-06-15 1995-12-21 Bayer Ag Verfahren zur Herstellung von 4-Fluorthiophenol
DE19747625A1 (de) * 1997-10-29 1999-05-06 Bayer Ag Verfahren zur Herstellung von 3,5-Dimethylisoxazol-4-sulfochlorid
JP2002020364A (ja) * 2000-07-06 2002-01-23 Konica Corp スルフィン酸ナトリウム、スルフィン酸カリウムの製造方法およびそれらを用いた写真用カプラーの製造方法
WO2004020401A1 (en) * 2002-09-02 2004-03-11 Syngene International Private Limited Synthesis of sulfonamide derivatives
CN102351756A (zh) * 2011-08-25 2012-02-15 吴江市北厍盛源纺织品助剂厂 改进的4.4–二氯二苯砜制备方法
CN107043340A (zh) * 2017-05-02 2017-08-15 重庆锦杉科技有限公司 一种制备对氯苯磺酰肼的方法
CN116751141A (zh) * 2023-06-25 2023-09-15 宁夏华昊生物科技有限公司 对氯苯磺酰氯的制备方法及4,4’-二氯二苯砜的制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3772373A (en) * 1969-10-30 1973-11-13 Standard Oil Co Preparation of high molecular weight alkylbenzene sulfonyl chlorides
DE2635279A1 (de) * 1976-08-05 1978-02-09 Bayer Ag Verfahren zur herstellung von benzolsulfonsaeurechlorid
US4166070A (en) * 1976-08-05 1979-08-28 Bayer Aktiengesellschaft Process for the preparation of sulfonic acid chlorides
DE2721429A1 (de) * 1977-05-12 1978-11-16 Bayer Ag Verfahren zur herstellung von sulfonsaeurechloriden
DE2743540C2 (de) * 1977-09-28 1987-04-09 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Sulfonsäurechloriden
CH634046A5 (en) * 1978-04-19 1983-01-14 Ciba Geigy Ag Process for preparing phenylalkylsulphones
EP0062736B2 (en) * 1979-06-15 1992-04-15 Amoco Corporation Process for preparing 4-4'-dichlorodiphenyl sulphone
EP0020800B1 (en) * 1979-06-15 1983-03-09 Union Carbide Corporation Improved process for preparing a mixture of aromatic sulfones and aromatic sulfonyl chlorides
GB2087386B (en) * 1980-10-14 1984-09-12 Nissan Chemical Ind Ltd Process for producing chlorobenzene sulfochloride
DE3044697A1 (de) * 1980-11-27 1982-06-24 Bayer Ag, 5090 Leverkusen Verfahren zur chlorsulfonierung von diphenyl und diphenylether

Also Published As

Publication number Publication date
IN162064B (pt) 1988-03-19
EP0115328B1 (de) 1986-02-19
DE3302647A1 (de) 1984-08-02
EP0115328A1 (de) 1984-08-08
AR241902A1 (es) 1993-01-29
DE3460031D1 (en) 1986-03-27
JPS59141556A (ja) 1984-08-14

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)
B15K Others concerning applications: alteration of classification

Ipc: C07C 313/04 (2006.01), C07C 309/00 (2006.0