ES2040181A1 - Procedimiento para la obtencion de nuevas dihidropiridinas. - Google Patents
Procedimiento para la obtencion de nuevas dihidropiridinas.Info
- Publication number
- ES2040181A1 ES2040181A1 ES929200754A ES9200754A ES2040181A1 ES 2040181 A1 ES2040181 A1 ES 2040181A1 ES 929200754 A ES929200754 A ES 929200754A ES 9200754 A ES9200754 A ES 9200754A ES 2040181 A1 ES2040181 A1 ES 2040181A1
- Authority
- ES
- Spain
- Prior art keywords
- alkyl
- substd
- opt
- phenyl
- prepn
- 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.)
- Granted
Links
Landscapes
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Procedimiento para la obtención de nuevas dihidropiridinas de fórmula I, donde X es N ó CH;R1 representa C1C4 alquilo o bencilo; R2 es H ó C1C4 alquilo; R3 representa 1H1,2,4 triazolilo, SO2Me, NHCOR4,NHCO2R4 ó NR5SO2R4, en donde R4 es C1C4 alquilo, C1C4 haloalquilo, fenilo opcionalmente sustituido, o un heterociclo de 5 ó 6 átomos de los cuales de 1 a 3 son nitrógeno y/o oxígeno y/o azufre, pudiendo estar dicho heterociclo opcionalmente sustituido, y R; es hidrógeno, C1C4 alquilo, fenil C1C4 alquilo, o fenilo opcionalmente sustituido; y Ar es un grupo fenilo opcionalmente sustituido por uno o varios grupos halógeno o trifluorometilo; caracterizado porque se hace reaccionar un compuesto de fórmula II con cloruro de nicotinilo para dar un compuesto de fórmula III, el cual se hace reaccionar con un agente alquilante R1Y (siendo Y un grupo saliente) y finalmente se reduce la sal de nicotinio formada.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9200754A ES2040181B1 (es) | 1992-03-30 | 1992-03-30 | Procedimiento para la obtencion de nuevas dihidropiridinas. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9200754A ES2040181B1 (es) | 1992-03-30 | 1992-03-30 | Procedimiento para la obtencion de nuevas dihidropiridinas. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2040181A1 true ES2040181A1 (es) | 1993-10-01 |
ES2040181B1 ES2040181B1 (es) | 1994-05-16 |
Family
ID=8276666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9200754A Expired - Fee Related ES2040181B1 (es) | 1992-03-30 | 1992-03-30 | Procedimiento para la obtencion de nuevas dihidropiridinas. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2040181B1 (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1646284A4 (en) * | 2003-07-18 | 2008-09-24 | Rhode Island Education | AZOL DERIVATIVES AND METHOD FOR THEIR PREPARATION |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0078594A1 (en) * | 1981-08-19 | 1983-05-11 | Imperial Chemical Industries Plc | Triazole derivatives, processes for preparing them, compositions containing them and processes for combating fungi and regulating plant growth |
US4404216A (en) * | 1981-06-06 | 1983-09-13 | Pfizer Inc. | Antifungal 1,3-bis-triazolyl-2-propanol derivative |
EP0095828A1 (en) * | 1982-04-01 | 1983-12-07 | Pfizer Limited | Antifungal triazolyl propanol derivatives |
EP0178533A1 (en) * | 1984-10-02 | 1986-04-23 | Sumitomo Pharmaceuticals Company, Limited | N-substituted triazole derivatives, and their production and use |
EP0313782A2 (de) * | 1987-09-25 | 1989-05-03 | Bayer Ag | Antimykotische Mittel |
-
1992
- 1992-03-30 ES ES9200754A patent/ES2040181B1/es not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4404216A (en) * | 1981-06-06 | 1983-09-13 | Pfizer Inc. | Antifungal 1,3-bis-triazolyl-2-propanol derivative |
EP0078594A1 (en) * | 1981-08-19 | 1983-05-11 | Imperial Chemical Industries Plc | Triazole derivatives, processes for preparing them, compositions containing them and processes for combating fungi and regulating plant growth |
EP0095828A1 (en) * | 1982-04-01 | 1983-12-07 | Pfizer Limited | Antifungal triazolyl propanol derivatives |
EP0178533A1 (en) * | 1984-10-02 | 1986-04-23 | Sumitomo Pharmaceuticals Company, Limited | N-substituted triazole derivatives, and their production and use |
EP0313782A2 (de) * | 1987-09-25 | 1989-05-03 | Bayer Ag | Antimykotische Mittel |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1646284A4 (en) * | 2003-07-18 | 2008-09-24 | Rhode Island Education | AZOL DERIVATIVES AND METHOD FOR THEIR PREPARATION |
Also Published As
Publication number | Publication date |
---|---|
ES2040181B1 (es) | 1994-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20000301 |