DK301775A - - Google Patents
Info
- Publication number
- DK301775A DK301775A DK301775A DK301775A DK301775A DK 301775 A DK301775 A DK 301775A DK 301775 A DK301775 A DK 301775A DK 301775 A DK301775 A DK 301775A DK 301775 A DK301775 A DK 301775A
- Authority
- DK
- Denmark
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
- C07D473/10—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 3 and 7, e.g. theobromine
-
- 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
-
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Steroid Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK169377A DK142790B (da) | 1974-07-05 | 1977-04-15 | Monoalken-1-yl-alkylxanthiner til anvendelse som mellemprodukter ved fremstilling af hydroxyalkyl-alkylxanthiner. |
| DK169277A DK169277A (da) | 1974-07-05 | 1977-04-15 | Fremgangsmade til fremstilling af mono(hydroxyalkyl)-alkylxathiner |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48587074A | 1974-07-05 | 1974-07-05 | |
| US05/485,869 US4108995A (en) | 1973-07-11 | 1974-07-05 | Hydroxyhexyl-alkylxanthines and pharmaceutical compositions containing hydroxyhexyl-alkylxanthines |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK301775A true DK301775A (US20050192411A1-20050901-C00001.png) | 1976-01-06 |
| DK140214B DK140214B (da) | 1979-07-09 |
| DK140214C DK140214C (US20050192411A1-20050901-C00001.png) | 1979-12-03 |
Family
ID=27048497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK301775AA DK140214B (da) | 1974-07-05 | 1975-07-03 | Fremgangsmåde til fremstilling af mono-(hydroxyalkyl)-alkylxanthiner. |
Country Status (14)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH664568A5 (de) * | 1984-01-12 | 1988-03-15 | Sandoz Ag | 8-alpha-acylaminoergoline. |
| DE3525801A1 (de) * | 1985-07-19 | 1987-01-22 | Hoechst Ag | Tertiaere hydroxyalkylxanthine, verfahren zu ihrer herstellung, die sie enthaltenden arzneimittel und ihre verwendung |
| EP0570831A2 (de) * | 1992-05-20 | 1993-11-24 | Hoechst Aktiengesellschaft | Verwendung von Xanthinderivaten zur Behandlung von Nervenschädigungen nach Unterbrechung der Blutzirkulation |
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1975
- 1975-07-02 CH CH859275A patent/CH622519A5/de not_active IP Right Cessation
- 1975-07-03 DK DK301775AA patent/DK140214B/da not_active IP Right Cessation
- 1975-07-03 JP JP50081475A patent/JPS5250800B2/ja not_active Expired
- 1975-07-03 LU LU72897A patent/LU72897A1/xx unknown
- 1975-07-04 ES ES439141A patent/ES439141A1/es not_active Expired
- 1975-07-04 SE SE7507726A patent/SE420097B/xx not_active IP Right Cessation
- 1975-07-04 FI FI751958A patent/FI59249C/fi not_active IP Right Cessation
- 1975-07-04 AT AT517275A patent/AT339917B/de not_active IP Right Cessation
- 1975-07-04 FR FR7521043A patent/FR2277089A1/fr active Granted
- 1975-07-04 GB GB28341/75A patent/GB1500039A/en not_active Expired
- 1975-07-04 CA CA230,790A patent/CA1062710A/en not_active Expired
- 1975-07-04 NL NL7507976.A patent/NL166476C/xx not_active IP Right Cessation
- 1975-07-04 AR AR258487A patent/AR210330A1/es active
- 1975-07-04 NO NO752423A patent/NO143224C/no unknown
-
1978
- 1978-07-14 SE SE7807853A patent/SE427183B/sv not_active IP Right Cessation
-
1980
- 1980-04-29 CH CH331680A patent/CH622018A5/de not_active IP Right Cessation
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed |