DE892667C - Verfahren zur Herstellung von neutralen bzw. schwach sauren waessrigen Xanthinloesungen - Google Patents
Verfahren zur Herstellung von neutralen bzw. schwach sauren waessrigen XanthinloesungenInfo
- Publication number
- DE892667C DE892667C DEC1111D DEC0001111D DE892667C DE 892667 C DE892667 C DE 892667C DE C1111 D DEC1111 D DE C1111D DE C0001111 D DEC0001111 D DE C0001111D DE 892667 C DE892667 C DE 892667C
- Authority
- DE
- Germany
- Prior art keywords
- solutions
- neutral
- production
- weakly acidic
- acidic aqueous
- 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
- LRFVTYWOQMYALW-UHFFFAOYSA-N 9H-xanthine Chemical compound O=C1NC(=O)NC2=C1NC=N2 LRFVTYWOQMYALW-UHFFFAOYSA-N 0.000 title claims description 11
- 230000002378 acidificating effect Effects 0.000 title claims description 5
- 230000007935 neutral effect Effects 0.000 title claims description 5
- 238000000034 method Methods 0.000 title claims description 4
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 229940075420 xanthine Drugs 0.000 title claims description 3
- UIAFKZKHHVMJGS-UHFFFAOYSA-N 2,4-dihydroxybenzoic acid Chemical compound OC(=O)C1=CC=C(O)C=C1O UIAFKZKHHVMJGS-UHFFFAOYSA-N 0.000 claims description 8
- 150000001412 amines Chemical class 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 7
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 5
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 4
- 229940114055 beta-resorcylic acid Drugs 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- KWTSXDURSIMDCE-UHFFFAOYSA-N 1-phenylpropan-2-amine Chemical compound CC(N)CC1=CC=CC=C1 KWTSXDURSIMDCE-UHFFFAOYSA-N 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 230000003381 solubilizing effect Effects 0.000 claims 1
- 239000000243 solution Substances 0.000 description 10
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 description 8
- KWGRBVOPPLSCSI-WPRPVWTQSA-N (-)-ephedrine Chemical compound CN[C@@H](C)[C@H](O)C1=CC=CC=C1 KWGRBVOPPLSCSI-WPRPVWTQSA-N 0.000 description 6
- ZFXYFBGIUFBOJW-UHFFFAOYSA-N theophylline Chemical compound O=C1N(C)C(=O)N(C)C2=C1NC=N2 ZFXYFBGIUFBOJW-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 229940065721 systemic for obstructive airway disease xanthines Drugs 0.000 description 5
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 description 4
- 229960001948 caffeine Drugs 0.000 description 4
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- KWGRBVOPPLSCSI-UHFFFAOYSA-N d-ephedrine Natural products CNC(C)C(O)C1=CC=CC=C1 KWGRBVOPPLSCSI-UHFFFAOYSA-N 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 229960002179 ephedrine Drugs 0.000 description 3
- 229960000278 theophylline Drugs 0.000 description 3
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 2
- -1 aliphatic diamines Chemical group 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
- A61K47/16—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing nitrogen, e.g. nitro-, nitroso-, azo-compounds, nitriles, cyanates
- A61K47/18—Amines; Amides; Ureas; Quaternary ammonium compounds; Amino acids; Oligopeptides having up to five amino acids
-
- 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
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/0019—Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in an invasive manner
-
- 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)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Dermatology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEC1111D DE892667C (de) | 1940-05-26 | 1940-05-26 | Verfahren zur Herstellung von neutralen bzw. schwach sauren waessrigen Xanthinloesungen |
| DK60990D DK60990C (da) | 1940-05-26 | 1941-04-02 | Fremgangsmaade til Fremstilling af neutrale eller svagt sure, koncentrerede, vandige Xantinonpløsninger. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEC1111D DE892667C (de) | 1940-05-26 | 1940-05-26 | Verfahren zur Herstellung von neutralen bzw. schwach sauren waessrigen Xanthinloesungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE892667C true DE892667C (de) | 1953-10-08 |
Family
ID=7012523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEC1111D Expired DE892667C (de) | 1940-05-26 | 1940-05-26 | Verfahren zur Herstellung von neutralen bzw. schwach sauren waessrigen Xanthinloesungen |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE892667C (da) |
| DK (1) | DK60990C (da) |
-
1940
- 1940-05-26 DE DEC1111D patent/DE892667C/de not_active Expired
-
1941
- 1941-04-02 DK DK60990D patent/DK60990C/da active
Also Published As
| Publication number | Publication date |
|---|---|
| DK60990C (da) | 1943-06-07 |
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