ES8602670A1 - Un derivado de acido 4-oxo-1,4-dihidronicotinico o sus sales - Google Patents
Un derivado de acido 4-oxo-1,4-dihidronicotinico o sus salesInfo
- Publication number
- ES8602670A1 ES8602670A1 ES526903A ES526903A ES8602670A1 ES 8602670 A1 ES8602670 A1 ES 8602670A1 ES 526903 A ES526903 A ES 526903A ES 526903 A ES526903 A ES 526903A ES 8602670 A1 ES8602670 A1 ES 8602670A1
- Authority
- ES
- Spain
- Prior art keywords
- formula
- compound
- group
- oxo
- gram
- 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
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Indole Compounds (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
- Furan Compounds (AREA)
- Hydrogenated Pyridines (AREA)
- Pyridine Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Quinoline Compounds (AREA)
Abstract
PROCEDIMIENTO PARA LA PRODUCCION DE UN DERIVADO DE ACIDO 4-OXO-1,4-DIHIDRONICOTINICO O SUS SALES.CONSISTE EN SOMETER A UNA REACCION DE CICLACION UN COMPUESTO DE FORMULA (II) PARA OBTENER UN DERIVADO DEL ACIDO 4-OXO-1,4,5,6-TETRAHIDRONICOTINICO DE FORMULA (III) Y SOMETER EL DERIVADO OBTENIDO A UNA REACCION DE DESHIDROGENACION A TEMPERATURA DE 0 A 100 C PARA OBTENER EL DERIVADO DEL ACIDO 4-OXO-1,4-DIHIDRONICOTINICO DE FORMULA (I) DONDE; R1 REPRESENTA UN ATOMO DE H O UN GRUPO PROTECTOR DEL CARBOXILO; R2 REPRESENTA UN GRUPO ARILO SUSTITUIDO O UN GRUPO HETEROCICLILO SUSTITUIDO Y R3 REPRESENTA UN GRUPO HALOALQUILO, UN GRUPO AMINOALQUILO Y OTROS. SE EMPLEA PARA EL TRATAMIENTO DE ENFERMEDADES EN EL HOMBRE Y EN ANIMALES POR SU AMPLIO ESPECTRO ANTIBACTERIANO Y BAJA TOXICIDAD.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57188930A JPS5980665A (ja) | 1982-10-29 | 1982-10-29 | 4−オキソ−1,4−ジヒドロニコチン酸誘導体 |
Publications (2)
Publication Number | Publication Date |
---|---|
ES526903A0 ES526903A0 (es) | 1985-12-01 |
ES8602670A1 true ES8602670A1 (es) | 1985-12-01 |
Family
ID=16232376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES526903A Expired ES8602670A1 (es) | 1982-10-29 | 1983-10-28 | Un derivado de acido 4-oxo-1,4-dihidronicotinico o sus sales |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS5980665A (es) |
ES (1) | ES8602670A1 (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3360554B1 (en) * | 2015-10-05 | 2021-07-28 | FUJIFILM Toyama Chemical Co., Ltd. | Anti-hepatitis b virus agent |
AU2018246563B2 (en) * | 2017-03-31 | 2020-07-30 | Fujifilm Corporation | 4-Pyridone compound or salt thereof, and pharmaceutical composition and formulation including same |
WO2022268154A1 (zh) * | 2021-06-24 | 2022-12-29 | 上海齐鲁制药研究中心有限公司 | 新型抗乙肝化合物 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1110234A (en) * | 1978-01-18 | 1981-10-06 | Hoffmann-La Roche Limited | 4-pyridone-3-carboxylic acids and process for the preparation thereof |
-
1982
- 1982-10-29 JP JP57188930A patent/JPS5980665A/ja active Granted
-
1983
- 1983-10-28 ES ES526903A patent/ES8602670A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0261947B2 (es) | 1990-12-21 |
ES526903A0 (es) | 1985-12-01 |
JPS5980665A (ja) | 1984-05-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20040601 |