LU40044A1 - - Google Patents
Info
- Publication number
- LU40044A1 LU40044A1 LU40044A LU40044A LU40044A1 LU 40044 A1 LU40044 A1 LU 40044A1 LU 40044 A LU40044 A LU 40044A LU 40044 A LU40044 A LU 40044A LU 40044 A1 LU40044 A1 LU 40044A1
- Authority
- LU
- Luxembourg
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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
- A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
- A61K31/52—Purines, e.g. adenine
- A61K31/522—Purines, e.g. adenine having oxo groups directly attached to the heterocyclic ring, e.g. hypoxanthine, guanine, acyclovir
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
-
- 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)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB14251/60A GB947494A (en) | 1960-04-22 | 1960-04-22 | New dialkyl xanthine derivatives and a process for the preparation thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
LU40044A1 true LU40044A1 (xx) | 1961-10-20 |
Family
ID=10037767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
LU40044A LU40044A1 (xx) | 1960-04-22 | 1961-04-20 |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE602887A (xx) |
CH (1) | CH417605A (xx) |
ES (1) | ES266787A1 (xx) |
GB (1) | GB947494A (xx) |
LU (1) | LU40044A1 (xx) |
-
1960
- 1960-04-22 GB GB14251/60A patent/GB947494A/en not_active Expired
-
1961
- 1961-04-20 LU LU40044A patent/LU40044A1/xx unknown
- 1961-04-21 ES ES0266787A patent/ES266787A1/es not_active Expired
- 1961-04-21 BE BE602887A patent/BE602887A/fr unknown
- 1961-04-21 CH CH471761A patent/CH417605A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
BE602887A (fr) | 1961-10-23 |
CH417605A (fr) | 1966-07-31 |
GB947494A (en) | 1964-01-22 |
ES266787A1 (es) | 1961-12-01 |