GB1493950A - Preparation of 1,8-naphthyridine-3-carboxylic acid derivatives - Google Patents
Preparation of 1,8-naphthyridine-3-carboxylic acid derivativesInfo
- Publication number
- GB1493950A GB1493950A GB55877/74A GB5587774A GB1493950A GB 1493950 A GB1493950 A GB 1493950A GB 55877/74 A GB55877/74 A GB 55877/74A GB 5587774 A GB5587774 A GB 5587774A GB 1493950 A GB1493950 A GB 1493950A
- Authority
- GB
- United Kingdom
- Prior art keywords
- naphthyridine
- carboxylic acid
- preparation
- acid derivatives
- dec
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU73CI00001430A HU171561B (hu) | 1973-12-29 | 1973-12-29 | Sposob poluchenija proizvodnykh 1,8-naftiridina |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1493950A true GB1493950A (en) | 1977-11-30 |
Family
ID=10994500
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB55877/74A Expired GB1493950A (en) | 1973-12-29 | 1974-12-24 | Preparation of 1,8-naphthyridine-3-carboxylic acid derivatives |
Country Status (5)
Country | Link |
---|---|
JP (4) | JPS514197A (de) |
AT (2) | AT338815B (de) |
ES (1) | ES433694A1 (de) |
GB (1) | GB1493950A (de) |
HU (1) | HU171561B (de) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5536669B2 (de) * | 1973-02-20 | 1980-09-22 |
-
1973
- 1973-12-29 HU HU73CI00001430A patent/HU171561B/hu unknown
-
1974
- 1974-01-16 JP JP49007185A patent/JPS514197A/ja active Pending
- 1974-01-17 JP JP49007604A patent/JPS50100092A/ja active Pending
- 1974-12-24 GB GB55877/74A patent/GB1493950A/en not_active Expired
- 1974-12-27 AT AT1032374A patent/AT338815B/de not_active IP Right Cessation
- 1974-12-27 AT AT1032574A patent/AT337196B/de not_active IP Right Cessation
- 1974-12-29 ES ES74433694A patent/ES433694A1/es not_active Expired
-
1975
- 1975-03-25 JP JP50035010A patent/JPS50157395A/ja active Pending
- 1975-03-25 JP JP50035009A patent/JPS5123297A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ATA1032574A (de) | 1976-10-15 |
ATA1032374A (de) | 1977-01-15 |
AT338815B (de) | 1977-09-12 |
JPS514197A (en) | 1976-01-14 |
AT337196B (de) | 1977-06-10 |
JPS50100092A (de) | 1975-08-08 |
JPS50157395A (de) | 1975-12-19 |
HU171561B (hu) | 1978-02-28 |
ES433694A1 (es) | 1977-02-16 |
JPS5123297A (en) | 1976-02-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |