DK0598396T3 - Forbedret fremgangsmåde til fremstilling af 3-amino-2-chlor-4-alkylpyridiner - Google Patents

Forbedret fremgangsmåde til fremstilling af 3-amino-2-chlor-4-alkylpyridiner

Info

Publication number
DK0598396T3
DK0598396T3 DK93118542T DK93118542T DK0598396T3 DK 0598396 T3 DK0598396 T3 DK 0598396T3 DK 93118542 T DK93118542 T DK 93118542T DK 93118542 T DK93118542 T DK 93118542T DK 0598396 T3 DK0598396 T3 DK 0598396T3
Authority
DK
Denmark
Prior art keywords
chloro
amino
alkylpyridines
preparing
improved process
Prior art date
Application number
DK93118542T
Other languages
Danish (da)
English (en)
Inventor
Laurence John Nummy
Original Assignee
Boehringer Ingelheim Pharma
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 Boehringer Ingelheim Pharma filed Critical Boehringer Ingelheim Pharma
Application granted granted Critical
Publication of DK0598396T3 publication Critical patent/DK0598396T3/da

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
    • C07D213/72—Nitrogen atoms
    • C07D213/73—Unsubstituted amino or imino radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
DK93118542T 1992-11-18 1993-11-18 Forbedret fremgangsmåde til fremstilling af 3-amino-2-chlor-4-alkylpyridiner DK0598396T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US97796292A 1992-11-18 1992-11-18

Publications (1)

Publication Number Publication Date
DK0598396T3 true DK0598396T3 (da) 1998-11-23

Family

ID=25525683

Family Applications (1)

Application Number Title Priority Date Filing Date
DK93118542T DK0598396T3 (da) 1992-11-18 1993-11-18 Forbedret fremgangsmåde til fremstilling af 3-amino-2-chlor-4-alkylpyridiner

Country Status (5)

Country Link
EP (1) EP0598396B1 (es)
AT (1) ATE170512T1 (es)
DE (1) DE69320759T2 (es)
DK (1) DK0598396T3 (es)
ES (1) ES2121916T3 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4333697A1 (de) * 1993-10-02 1995-04-06 Merck Patent Gmbh Verfahren zur Herstellung von 3-Aminopyridinen aus 3-Nitropyridinen
AR015104A1 (es) * 1996-11-13 2001-04-18 Dowelanco Compuestos de n-arilsulfilimina sustituidos, utiles como catalizadores en la preparacion de compuestos de n-arilarilsulfonamida; proceso para preparar dichos compuestos y su uso para catalizar dicha preparacion.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4172095A (en) * 1977-06-10 1979-10-23 Schering Corporation Novel synthesis of 3-amino-2-methylbenzotrifluoride and the intermediates thereof
US4496765A (en) * 1983-09-07 1985-01-29 Monsanto Company Preparation of 2-(methylthiomethyl)-6-(trifluoromethyl)aniline from ortho-aminobenzotrifluoride
US4480130A (en) * 1983-09-07 1984-10-30 Monsanto Company Preparation of ortho-(alkylthiomethyl) anilines by catalytic sulfilimine rearrangement
CA2030056C (en) * 1989-11-17 1995-10-17 Karl D. Hargrave 5,11-dihydro-6h-dipyrido[3,2-b:2',3'-e][1,4]diazepines and their use in the prevention or treatment of hiv infection
US5200522A (en) * 1991-06-11 1993-04-06 Boehringer Ingelheim Pharmaceuticals, Inc. Method for preparing 3-amino-2-chloro-4-alkylpyridines
HU213257B (en) * 1991-06-11 1997-04-28 Boehringer Ingelheim Pharma Process for producing 4-alkyl-3-amino-2-chloropyridines

Also Published As

Publication number Publication date
DE69320759D1 (de) 1998-10-08
ES2121916T3 (es) 1998-12-16
EP0598396A1 (en) 1994-05-25
DE69320759T2 (de) 1999-03-25
EP0598396B1 (en) 1998-09-02
ATE170512T1 (de) 1998-09-15

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