HUP0200795A3 - Method of producing chloropyridine sulfonic acid chlorides - Google Patents

Method of producing chloropyridine sulfonic acid chlorides

Info

Publication number
HUP0200795A3
HUP0200795A3 HU0200795A HUP0200795A HUP0200795A3 HU P0200795 A3 HUP0200795 A3 HU P0200795A3 HU 0200795 A HU0200795 A HU 0200795A HU P0200795 A HUP0200795 A HU P0200795A HU P0200795 A3 HUP0200795 A3 HU P0200795A3
Authority
HU
Hungary
Prior art keywords
chloropyridine
producing
sulfonic acid
acid chlorides
chlorides
Prior art date
Application number
HU0200795A
Other languages
Hungarian (hu)
Original Assignee
Ruetgers Organics Gmbh
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
Priority claimed from DE19918021A external-priority patent/DE19918021C1/en
Application filed by Ruetgers Organics Gmbh filed Critical Ruetgers Organics Gmbh
Publication of HUP0200795A2 publication Critical patent/HUP0200795A2/en
Publication of HUP0200795A3 publication Critical patent/HUP0200795A3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic 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
    • C07D213/02—Heterocyclic 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
    • C07D213/04—Heterocyclic 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
    • C07D213/60—Heterocyclic 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
    • C07D213/62—Oxygen or sulfur atoms
    • C07D213/70—Sulfur atoms
    • C07D213/71—Sulfur atoms to which a second hetero atom is attached

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
HU0200795A 1999-04-21 2000-03-30 Method of producing chloropyridine sulfonic acid chlorides HUP0200795A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19918021A DE19918021C1 (en) 1999-04-21 1999-04-21 Preparation of chlorinated pyridine sulfonic acid chloride derivatives from hydroxypyridine sulfonic acids and phosphorus trichloride/chlorine gas; useful as intermediates for drugs, e.g. torasemide
EP00104753A EP1048654B1 (en) 1999-04-21 2000-03-04 Process for the preparation of chloropyridine sulfonyl chloride

Publications (2)

Publication Number Publication Date
HUP0200795A2 HUP0200795A2 (en) 2002-07-29
HUP0200795A3 true HUP0200795A3 (en) 2003-08-28

Family

ID=26053003

Family Applications (1)

Application Number Title Priority Date Filing Date
HU0200795A HUP0200795A3 (en) 1999-04-21 2000-03-30 Method of producing chloropyridine sulfonic acid chlorides

Country Status (3)

Country Link
CZ (1) CZ20013406A3 (en)
HU (1) HUP0200795A3 (en)
WO (1) WO2000063177A1 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH481927A (en) * 1967-09-20 1969-11-30 Geigy Ag J R Process for the preparation of 2,4-dichloro-pyrimidine-5-carboxylic acid chloride

Also Published As

Publication number Publication date
CZ20013406A3 (en) 2002-03-13
WO2000063177A8 (en) 2001-02-22
WO2000063177A1 (en) 2000-10-26
HUP0200795A2 (en) 2002-07-29

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Legal Events

Date Code Title Description
FD9A Lapse of provisional protection due to non-payment of fees