ES2144353B1 - NEW TACRINE ANALOGS: POTENTIAL NEUROPROTECTING AGENTS FOR ALZHEIMER AND PARKINSON DISEASES. YOUR OBTAINING PROCEDURE. - Google Patents
NEW TACRINE ANALOGS: POTENTIAL NEUROPROTECTING AGENTS FOR ALZHEIMER AND PARKINSON DISEASES. YOUR OBTAINING PROCEDURE.Info
- Publication number
- ES2144353B1 ES2144353B1 ES9702701A ES9702701A ES2144353B1 ES 2144353 B1 ES2144353 B1 ES 2144353B1 ES 9702701 A ES9702701 A ES 9702701A ES 9702701 A ES9702701 A ES 9702701A ES 2144353 B1 ES2144353 B1 ES 2144353B1
- Authority
- ES
- Spain
- Prior art keywords
- new
- alzheimer
- potential
- parkinson
- diseases
- 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 - Fee Related
Links
Landscapes
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Nuevos análogos de tacrina: potenciales agentes neuroprotectores para las enfermedades de alzheimer y parkinson. Su procedimiento de obtención. Esta invención describe una serio de nuevos análogos de tacrina, se describe por primera vez la síntesis de derivados de 4H-pirano[2,3-b]quinoleina, un nuevo sistema teterocíclico. Este protocolo se basa en la reacción de Friedlander entre 2-amino-3-ciano 4H-piranos polifuncionalizados y cicloalcanonas, en presencia de ácidos de Lewis. Es la primera vez que se describe en la literatura esta reacción con 4H-piranos polifuncionalizados. Los teterociclos finales 5-amino-4-aril-3-etoxicarbonil-2-metil-6,7,8,9-tetrahidro-4H-pirano[2,3-b] quinoleinas, se han obtenido, pues, en una sola etapa, con rendimiento en torno al 60%. Estos compuestos son potenciales nuevos agentes neuroprotectores para el tratamiento de las enfermedades de Alzheimer y Parkinson.New tacrine analogues: potential neuroprotective agents for Alzheimer's and Parkinson's diseases. Your procedure of obtaining. This invention describes a serious of new tacrine analogues, the synthesis of derivatives of 4H-pyrano [2,3-b] quinolein, a new teterocyclic system, is described for the first time. This protocol is based on Friedlander's reaction between polyfunctionalized 2-amino-3-cyano 4H-pyranos and cycloalcanones, in the presence of Lewis acids. It is the first time that this reaction with polyfunctionalized 4H-pyranos has been described in the literature. The final teterocycles 5-amino-4-aryl-3-ethoxycarbonyl-2-methyl-6,7,8,9-tetrahydro-4H-pyrano [2,3-b] quinoleins have thus been obtained in only one stage, with yield around 60%. These compounds are potential new neuroprotective agents for the treatment of Alzheimer's and Parkinson's diseases.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9702701A ES2144353B1 (en) | 1997-12-26 | 1997-12-26 | NEW TACRINE ANALOGS: POTENTIAL NEUROPROTECTING AGENTS FOR ALZHEIMER AND PARKINSON DISEASES. YOUR OBTAINING PROCEDURE. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9702701A ES2144353B1 (en) | 1997-12-26 | 1997-12-26 | NEW TACRINE ANALOGS: POTENTIAL NEUROPROTECTING AGENTS FOR ALZHEIMER AND PARKINSON DISEASES. YOUR OBTAINING PROCEDURE. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2144353A1 ES2144353A1 (en) | 2000-06-01 |
ES2144353B1 true ES2144353B1 (en) | 2001-01-01 |
Family
ID=8301636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9702701A Expired - Fee Related ES2144353B1 (en) | 1997-12-26 | 1997-12-26 | NEW TACRINE ANALOGS: POTENTIAL NEUROPROTECTING AGENTS FOR ALZHEIMER AND PARKINSON DISEASES. YOUR OBTAINING PROCEDURE. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2144353B1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2277741B1 (en) * | 2005-05-25 | 2008-03-01 | Ferrer Internacional, S.A. | DERIVATIVES OF ACID 5-AMINO-1,4-DIHIDRO (1,8) NAFTIRIDIN 3-CARBOXILICO. |
CN103145704A (en) * | 2011-12-07 | 2013-06-12 | 江苏先声药业有限公司 | 1,4-dihydro-1,8-nalidixic acid derivatives, their pharmaceutical composition and use of the pharmaceutical composition |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE63903T1 (en) * | 1984-10-25 | 1991-06-15 | Hoechst Roussel Pharma | 9-AMINO-1,2,3,4-TETRAHYDROACRIDIN-1-OL AND RELATED COMPOUNDS, PROCESSES FOR THEIR MANUFACTURE AND USE AS MEDICINAL PRODUCTS. |
DK569087A (en) * | 1986-10-31 | 1988-05-01 | Sumitomo Pharma | QUINOLINE DERIVATIVES, THEIR PREPARATION AND USE |
FI91401C (en) * | 1987-03-17 | 1994-06-27 | Hoechst Roussel Pharma | Process for the preparation of therapeutically active substituted 9-aminotetrahydroacrines and related compounds |
US5210087A (en) * | 1991-02-13 | 1993-05-11 | Hoechst-Roussel Pharmaceuticals Inc. | 9-aminotetrahydroacridines and related compounds |
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1997
- 1997-12-26 ES ES9702701A patent/ES2144353B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2144353A1 (en) | 2000-06-01 |
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