ES2178325T3 - Procedimiento para la obtencion de cloruros de sulfonilo aromaticos o heteroaromaticos. - Google Patents

Procedimiento para la obtencion de cloruros de sulfonilo aromaticos o heteroaromaticos.

Info

Publication number
ES2178325T3
ES2178325T3 ES99116177T ES99116177T ES2178325T3 ES 2178325 T3 ES2178325 T3 ES 2178325T3 ES 99116177 T ES99116177 T ES 99116177T ES 99116177 T ES99116177 T ES 99116177T ES 2178325 T3 ES2178325 T3 ES 2178325T3
Authority
ES
Spain
Prior art keywords
hetero
chlorures
sulphonyl
heteroaromatic
procedure
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES99116177T
Other languages
English (en)
Inventor
Albert Dr Schnatterer
Monika Hermann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer 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
Application filed by Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of ES2178325T3 publication Critical patent/ES2178325T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/62Oxygen or sulfur atoms
    • C07D213/70Sulfur atoms
    • C07D213/71Sulfur atoms to which a second hetero atom is attached
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/02Preparation 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

Landscapes

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

Abstract

Procedimiento para la obtención de cloruros sulfonilo aromáticos o heteroaromáticos de la fórmula I en la que X significa C o N, R1 significa flúor, cloro, bromo, nitro, metoxi, flúormetoxi, diflúormetoxi, triflúormetoxi, alquilo con 1 hasta 4 átomos de carbono o fenilo, y R2 significa H, flúor, cloro, bromo, OH o alquilo con 1 hasta 4 átomos de carbono, mediante diazotación de los compuestos de la fórmula general II en la que X, R1 y R2 tienen los significados indicados para la fórmula (I), y descomposición de las sales de diazonio resultantes de los mismos en presencia de dióxido de azufre y de un catalizador de cobre, caracterizado porque los compuestos de la fórmula (II) se tratan en una mezcla constituida por uno o varios disolventes orgánicos, dióxido de azufre y un catalizador de cobre a temperaturas desde ¿20 hasta +60ºC con cloruro de hidrógeno y nitrito de alquilo.
ES99116177T 1998-09-04 1999-08-23 Procedimiento para la obtencion de cloruros de sulfonilo aromaticos o heteroaromaticos. Expired - Lifetime ES2178325T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19840319A DE19840319A1 (de) 1998-09-04 1998-09-04 Verfahren zur Herstellung von aromatischen oder heteroaromatischen Sulfonsäurechloriden

Publications (1)

Publication Number Publication Date
ES2178325T3 true ES2178325T3 (es) 2002-12-16

Family

ID=7879778

Family Applications (1)

Application Number Title Priority Date Filing Date
ES99116177T Expired - Lifetime ES2178325T3 (es) 1998-09-04 1999-08-23 Procedimiento para la obtencion de cloruros de sulfonilo aromaticos o heteroaromaticos.

Country Status (6)

Country Link
US (1) US6365780B1 (es)
EP (1) EP0983982B1 (es)
AT (1) ATE218523T1 (es)
DE (2) DE19840319A1 (es)
DK (1) DK0983982T3 (es)
ES (1) ES2178325T3 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7138530B2 (en) 2002-05-28 2006-11-21 3-Dimensional Pharmaceuticals, Inc. Thiophene amidines, compositions thereof, and methods of treating complement-mediated diseases and conditions
CN117185967A (zh) * 2023-08-24 2023-12-08 大连奇凯医药科技有限公司 一种2-三氟甲氧基苯磺酰胺的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH590830A5 (es) 1973-02-20 1977-08-31 Hoechst Ag
DE3107700A1 (de) * 1981-02-28 1982-09-16 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von aromatischen sulfohalogeniden
FR2504527B1 (fr) * 1981-04-23 1985-06-21 Choay Sa Chlorures de dialcoxy (2, 4) benzenesulfonyle substitues

Also Published As

Publication number Publication date
EP0983982A1 (de) 2000-03-08
ATE218523T1 (de) 2002-06-15
DE59901599D1 (de) 2002-07-11
EP0983982B1 (de) 2002-06-05
US6365780B1 (en) 2002-04-02
DK0983982T3 (da) 2002-08-26
DE19840319A1 (de) 2000-03-09

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