GB1088777A - Caffeine granulate - Google Patents
Caffeine granulateInfo
- Publication number
- GB1088777A GB1088777A GB232265A GB232265A GB1088777A GB 1088777 A GB1088777 A GB 1088777A GB 232265 A GB232265 A GB 232265A GB 232265 A GB232265 A GB 232265A GB 1088777 A GB1088777 A GB 1088777A
- Authority
- GB
- United Kingdom
- Prior art keywords
- caffeine
- granulate
- melt
- cooled
- coloured
- 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
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 title abstract 12
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 title abstract 6
- 229960001948 caffeine Drugs 0.000 title abstract 6
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 title abstract 6
- 239000008187 granular material Substances 0.000 title abstract 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 abstract 2
- 239000003638 chemical reducing agent Substances 0.000 abstract 2
- 239000000155 melt Substances 0.000 abstract 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1682—Processes
- A61K9/1688—Processes resulting in pure drug agglomerate optionally containing up to 5% of excipient
-
- 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
- C07D473/12—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, 3, and 7, e.g. caffeine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD10710264 | 1964-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1088777A true GB1088777A (en) | 1967-10-25 |
Family
ID=5478303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB232265A Expired GB1088777A (en) | 1964-10-17 | 1965-01-19 | Caffeine granulate |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE660046A (id) |
| CH (1) | CH485757A (id) |
| DE (1) | DE1620656A1 (id) |
| GB (1) | GB1088777A (id) |
| NL (1) | NL6501358A (id) |
| SE (1) | SE308366B (id) |
-
1965
- 1965-01-15 DE DE19651620656 patent/DE1620656A1/de active Pending
- 1965-01-15 SE SE52765A patent/SE308366B/xx unknown
- 1965-01-19 GB GB232265A patent/GB1088777A/en not_active Expired
- 1965-01-28 CH CH119165A patent/CH485757A/de not_active IP Right Cessation
- 1965-02-03 NL NL6501358A patent/NL6501358A/xx unknown
- 1965-02-22 BE BE660046A patent/BE660046A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE660046A (id) | 1965-08-23 |
| SE308366B (id) | 1969-02-10 |
| CH485757A (de) | 1970-02-15 |
| NL6501358A (id) | 1966-08-04 |
| DE1620656A1 (de) | 1970-07-16 |
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