ATE170512T1 - Verbesserte methode zur herstellung von 4-alkyl-3-amino-2-chlor-pyridinen - Google Patents
Verbesserte methode zur herstellung von 4-alkyl-3-amino-2-chlor-pyridinenInfo
- Publication number
- ATE170512T1 ATE170512T1 AT93118542T AT93118542T ATE170512T1 AT E170512 T1 ATE170512 T1 AT E170512T1 AT 93118542 T AT93118542 T AT 93118542T AT 93118542 T AT93118542 T AT 93118542T AT E170512 T1 ATE170512 T1 AT E170512T1
- Authority
- AT
- Austria
- Prior art keywords
- amino
- pyridines
- chlorine
- alkyl
- producing
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US97796292A | 1992-11-18 | 1992-11-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE170512T1 true ATE170512T1 (de) | 1998-09-15 |
Family
ID=25525683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT93118542T ATE170512T1 (de) | 1992-11-18 | 1993-11-18 | Verbesserte methode zur herstellung von 4-alkyl-3-amino-2-chlor-pyridinen |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0598396B1 (de) |
AT (1) | ATE170512T1 (de) |
DE (1) | DE69320759T2 (de) |
DK (1) | DK0598396T3 (de) |
ES (1) | ES2121916T3 (de) |
Families Citing this family (2)
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)
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 |
US4480130A (en) * | 1983-09-07 | 1984-10-30 | Monsanto Company | Preparation of ortho-(alkylthiomethyl) anilines by catalytic sulfilimine rearrangement |
US4496765A (en) * | 1983-09-07 | 1985-01-29 | Monsanto Company | Preparation of 2-(methylthiomethyl)-6-(trifluoromethyl)aniline from ortho-aminobenzotrifluoride |
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 |
AU652656B2 (en) * | 1991-06-11 | 1994-09-01 | Boehringer Ingelheim Pharmaceuticals, Inc. | Method for the preparation of 3-amino-2-chloro-4-alkylpyridines |
US5200522A (en) * | 1991-06-11 | 1993-04-06 | Boehringer Ingelheim Pharmaceuticals, Inc. | Method for preparing 3-amino-2-chloro-4-alkylpyridines |
-
1993
- 1993-11-18 AT AT93118542T patent/ATE170512T1/de not_active IP Right Cessation
- 1993-11-18 DE DE69320759T patent/DE69320759T2/de not_active Expired - Fee Related
- 1993-11-18 ES ES93118542T patent/ES2121916T3/es not_active Expired - Lifetime
- 1993-11-18 EP EP93118542A patent/EP0598396B1/de not_active Expired - Lifetime
- 1993-11-18 DK DK93118542T patent/DK0598396T3/da active
Also Published As
Publication number | Publication date |
---|---|
EP0598396B1 (de) | 1998-09-02 |
DK0598396T3 (da) | 1998-11-23 |
EP0598396A1 (de) | 1994-05-25 |
DE69320759D1 (de) | 1998-10-08 |
DE69320759T2 (de) | 1999-03-25 |
ES2121916T3 (es) | 1998-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |