GB1266812A - - Google Patents
Info
- Publication number
- GB1266812A GB1266812A GB1266812DA GB1266812A GB 1266812 A GB1266812 A GB 1266812A GB 1266812D A GB1266812D A GB 1266812DA GB 1266812 A GB1266812 A GB 1266812A
- Authority
- GB
- United Kingdom
- Prior art keywords
- dopa
- crystalline
- jan
- aqueous solution
- volume
- 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
- WTDRDQBEARUVNC-LURJTMIESA-N L-DOPA Chemical compound OC(=O)[C@@H](N)CC1=CC=C(O)C(O)=C1 WTDRDQBEARUVNC-LURJTMIESA-N 0.000 abstract 7
- WTDRDQBEARUVNC-UHFFFAOYSA-N L-Dopa Natural products OC(=O)C(N)CC1=CC=C(O)C(O)=C1 WTDRDQBEARUVNC-UHFFFAOYSA-N 0.000 abstract 7
- WTDRDQBEARUVNC-ZCFIWIBFSA-N D-DOPA Chemical compound OC(=O)[C@H](N)CC1=CC=C(O)C(O)=C1 WTDRDQBEARUVNC-ZCFIWIBFSA-N 0.000 abstract 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 abstract 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 abstract 2
- 239000012535 impurity Substances 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 239000011877 solvent mixture Substances 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 2
- 229960005070 ascorbic acid Drugs 0.000 abstract 1
- 235000010323 ascorbic acid Nutrition 0.000 abstract 1
- 239000011668 ascorbic acid Substances 0.000 abstract 1
- 239000002178 crystalline material Substances 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- A61K31/185—Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
- A61K31/19—Carboxylic acids, e.g. valproic acid
- A61K31/195—Carboxylic acids, e.g. valproic acid having an amino group
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79572869A | 1969-01-31 | 1969-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1266812A true GB1266812A (cg-RX-API-DMAC7.html) | 1972-03-15 |
Family
ID=25166294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1266812D Expired GB1266812A (cg-RX-API-DMAC7.html) | 1969-01-31 | 1970-01-14 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3592843A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5136259B1 (cg-RX-API-DMAC7.html) |
| BE (1) | BE745034A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2003101A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2060313B1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1266812A (cg-RX-API-DMAC7.html) |
| NL (1) | NL7001363A (cg-RX-API-DMAC7.html) |
| SE (1) | SE378103B (cg-RX-API-DMAC7.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3880918A (en) * | 1970-03-17 | 1975-04-29 | Ajinomoto Kk | Method of purifying 3,4-dihydroxyphenylalanine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE622666A (cg-RX-API-DMAC7.html) * | ||||
| DE1182246B (de) * | 1961-11-17 | 1964-11-26 | Bayer Ag | Verfahren zur Reinigung von alpha-methyl-beta-(3, 4-dihydroxyphenyl)-alanin |
-
1969
- 1969-01-31 US US795728*A patent/US3592843A/en not_active Expired - Lifetime
-
1970
- 1970-01-14 GB GB1266812D patent/GB1266812A/en not_active Expired
- 1970-01-23 DE DE19702003101 patent/DE2003101A1/de active Pending
- 1970-01-28 BE BE745034D patent/BE745034A/xx unknown
- 1970-01-29 JP JP45008100A patent/JPS5136259B1/ja active Pending
- 1970-01-30 FR FR7003269A patent/FR2060313B1/fr not_active Expired
- 1970-01-30 SE SE7001255A patent/SE378103B/xx unknown
- 1970-01-30 NL NL7001363A patent/NL7001363A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7001363A (cg-RX-API-DMAC7.html) | 1970-08-04 |
| FR2060313B1 (cg-RX-API-DMAC7.html) | 1974-03-22 |
| JPS5136259B1 (cg-RX-API-DMAC7.html) | 1976-10-07 |
| US3592843A (en) | 1971-07-13 |
| FR2060313A1 (cg-RX-API-DMAC7.html) | 1971-06-18 |
| SE378103B (cg-RX-API-DMAC7.html) | 1975-08-18 |
| DE2003101A1 (de) | 1970-08-06 |
| BE745034A (fr) | 1970-07-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |