BE691440A - - Google Patents
Info
- Publication number
- BE691440A BE691440A BE691440DA BE691440A BE 691440 A BE691440 A BE 691440A BE 691440D A BE691440D A BE 691440DA BE 691440 A BE691440 A BE 691440A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
- C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
- C07D473/08—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1 and 3, e.g. theophylline
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR46223A FR5020M (de) | 1966-01-18 | 1966-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE691440A true BE691440A (de) | 1967-05-29 |
Family
ID=8598949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE691440D BE691440A (de) | 1966-01-18 | 1966-12-19 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE691440A (de) |
| DE (1) | DE1695355A1 (de) |
| ES (1) | ES335747A1 (de) |
| FR (1) | FR5020M (de) |
| GB (1) | GB1115255A (de) |
| GR (1) | GR37020B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019076B (zh) * | 2021-11-12 | 2024-04-09 | 苏州市药品检验检测研究中心 | 一种同时测定复方羟丙茶碱去氯羟嗪胶囊中5种成分的方法 |
-
1966
- 1966-01-18 FR FR46223A patent/FR5020M/fr not_active Expired
- 1966-12-19 BE BE691440D patent/BE691440A/xx not_active IP Right Cessation
-
1967
- 1967-01-09 DE DE19671695355 patent/DE1695355A1/de active Pending
- 1967-01-10 GB GB132967A patent/GB1115255A/en not_active Expired
- 1967-01-17 GR GR670137020A patent/GR37020B/el unknown
- 1967-01-17 ES ES0335747A patent/ES335747A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1695355A1 (de) | 1972-04-13 |
| FR5020M (de) | 1967-04-24 |
| GB1115255A (en) | 1968-05-29 |
| GR37020B (el) | 1969-04-07 |
| ES335747A1 (es) | 1967-12-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: LABORATOIRES HOUDE Effective date: 19861219 |