IE46402B1 - Process for the preparation of d, 1-5-methyltetra-hydrofolic acid - Google Patents
Process for the preparation of d, 1-5-methyltetra-hydrofolic acidInfo
- Publication number
- IE46402B1 IE46402B1 IE285/78A IE28578A IE46402B1 IE 46402 B1 IE46402 B1 IE 46402B1 IE 285/78 A IE285/78 A IE 285/78A IE 28578 A IE28578 A IE 28578A IE 46402 B1 IE46402 B1 IE 46402B1
- Authority
- IE
- Ireland
- Prior art keywords
- acid
- ratio
- sodium
- reducing agent
- folic acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D475/00—Heterocyclic compounds containing pteridine ring systems
- C07D475/02—Heterocyclic compounds containing pteridine ring systems with an oxygen atom directly attached in position 4
- C07D475/04—Heterocyclic compounds containing pteridine ring systems with an oxygen atom directly attached in position 4 with a nitrogen atom directly attached in position 2
-
- 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
- A61K47/20—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing sulfur, e.g. dimethyl sulfoxide [DMSO], docusate, sodium lauryl sulfate or aminosulfonic 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
-
- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2013—Organic compounds, e.g. phospholipids, fats
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- Dermatology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Medicinal Preparation (AREA)
- Peptides Or Proteins (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7290/77A GB1572137A (en) | 1977-02-22 | 1977-02-22 | Stable compositions for therapeutic use based on d,1-5-methyltetrahydrofolic acid and its salts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE780285L IE780285L (en) | 1978-08-22 |
| IE46402B1 true IE46402B1 (en) | 1983-06-01 |
Family
ID=9830275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE285/78A IE46402B1 (en) | 1977-02-22 | 1978-02-09 | Process for the preparation of d, 1-5-methyltetra-hydrofolic acid |
Country Status (32)
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5838285A (ja) * | 1981-08-25 | 1983-03-05 | Kanegafuchi Chem Ind Co Ltd | ５−メチル−（６ｒｓ）−５，６，７，８−テトラヒドロ−ｌ−葉酸のマグネシウム塩またはその遊離酸の製法 |
| GB8621268D0 (en) * | 1986-09-03 | 1986-10-08 | Univ Strathclyde | Separation of substances |
| IT1229517B (it) * | 1989-01-31 | 1991-09-03 | Bioresearch Spa | Impiego di acido 5-metiltetraidrofolico, di acido 5 formiltetraidrofolico, e dei loro sali farmaceuticamente accettabili per la preparazione di composizioni farmaceutiche in forma a rilascio controllato adatte ad essere impiegate nella terapia dei disordini depressivi e composizioni farmaceutiche relative. |
| IT1229203B (it) * | 1989-03-22 | 1991-07-25 | Bioresearch Spa | Impiego di acido 5 metiltetraidrofolico, di acido 5 formiltetraidrofolico e dei loro sali farmaceuticamente accettabili per la preparazione di composizioni farmaceutiche in forma a rilascio controllato attive nella terapia dei disturbi mentali organici e composizioni farmaceutiche relative. |
| NL8901432A (nl) * | 1989-06-06 | 1991-01-02 | Pharmachemie Bv | Bij koelkasttemperatuur stabiele waterige folinaatoplossing, alsmede werkwijze ter bereiding daarvan. |
| CH680731A5 (enrdf_load_stackoverflow) * | 1990-04-12 | 1992-10-30 | Sapec Fine Chemicals | |
| US5217974A (en) * | 1991-03-29 | 1993-06-08 | Eli Lilly And Company | Method for treating gar-transformylase tumors in mammals and reducing mammalian toxicity |
| CH683261A5 (it) * | 1991-10-10 | 1994-02-15 | Applied Pharma Res | Procedimento per la preparazione dell'acido metiltetraidrofolico nella forma (6(R,S)(-))N-5 e separazione del diastereoisomero attivo (6(S)(-))N-5) sotto forma di sali. |
| CH682665A5 (de) * | 1991-10-29 | 1993-10-29 | Sapec Fine Chemicals | Verfahren zur Reinigung von rohen Erdalkalimetallsalzen von N(5)-Methyl-5,6,7,8-tetrahydrofolsäure. |
| US6162914A (en) * | 1998-04-24 | 2000-12-19 | Cerbios-Pharma S.A. | Process for the reduction of pterins |
| CH693905A5 (de) * | 1999-04-15 | 2004-04-15 | Eprova Ag | Stabile kristalline Salze von 5-Methyltetrahydrofolsäure. |
| CH698729B1 (de) * | 2007-05-30 | 2009-10-15 | Cerbios Pharma Sa | Stabile, kristalline (6S)-N(5)-Methyl-5, 6,7,8-tetrahydrofolsäure. |
| CN103214487A (zh) * | 2013-04-12 | 2013-07-24 | 张家港威胜生物医药有限公司 | 一种重要医药化工原料(6s)-5-甲基四氢叶酸盐的合成 |
| WO2015193778A1 (en) | 2014-06-16 | 2015-12-23 | Mylan Laboratories Ltd. | Crystalline form of levomefolate calcium |
| EP3844145A4 (en) | 2018-08-28 | 2022-05-11 | PMC Organometallix, Inc. | Low free 2-mercaptoethanol ester and uses thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL80276C (enrdf_load_stackoverflow) * | ||||
| GB1293541A (en) * | 1969-03-18 | 1972-10-18 | John Alexander Blair | Folic acid derivatives |
| US3856959A (en) * | 1972-07-24 | 1974-12-24 | Department Of Health Education | Inhibition of leukemia utilizing 5-methyltetrahydrohomofolate |
| US4148999A (en) * | 1977-08-22 | 1979-04-10 | The Government Of The United States Of America | Preparation and purification of citrovorum factor |
| CH649550A5 (en) * | 1984-02-09 | 1985-05-31 | Eprova Ag | Process for the preparation of alkaline earth metal salts of 5-methyltetrahydrofolic acid |
-
1977
- 1977-02-22 GB GB7290/77A patent/GB1572137A/en not_active Expired
-
1978
- 1978-02-09 BE BE185038A patent/BE863808A/xx not_active IP Right Cessation
- 1978-02-09 AT AT0090378A patent/AT380020B/de not_active IP Right Cessation
- 1978-02-09 CA CA296,754A patent/CA1093554A/en not_active Expired
- 1978-02-09 IE IE285/78A patent/IE46402B1/en not_active IP Right Cessation
- 1978-02-13 NZ NZ186465A patent/NZ186465A/xx unknown
- 1978-02-13 ZA ZA00780837A patent/ZA78837B/xx unknown
- 1978-02-15 PT PT67656A patent/PT67656B/pt unknown
- 1978-02-15 LU LU79067A patent/LU79067A1/xx unknown
- 1978-02-15 IL IL54052A patent/IL54052A/xx unknown
- 1978-02-15 IN IN174/CAL/78A patent/IN149574B/en unknown
- 1978-02-16 NL NLAANVRAGE7801775,A patent/NL190285C/xx not_active IP Right Cessation
- 1978-02-18 PL PL1978204747A patent/PL118654B1/pl unknown
- 1978-02-20 GR GR55500A patent/GR71704B/el unknown
- 1978-02-20 DD DD78203761A patent/DD134099A5/xx unknown
- 1978-02-20 AU AU33430/78A patent/AU520715B2/en not_active Expired
- 1978-02-20 YU YU379/78A patent/YU40505B/xx unknown
- 1978-02-21 FI FI780565A patent/FI67082C/fi not_active IP Right Cessation
- 1978-02-21 FR FR7804847A patent/FR2381047A1/fr active Granted
- 1978-02-21 SU SU782588551A patent/SU747427A3/ru active
- 1978-02-21 MX MX786871U patent/MX5288E/es unknown
- 1978-02-21 DE DE19782807393 patent/DE2807393A1/de active Granted
- 1978-02-21 DK DK76578A patent/DK144944C/da not_active IP Right Cessation
- 1978-02-21 EG EG103/78A patent/EG13399A/xx active
- 1978-02-21 ES ES467153A patent/ES467153A1/es not_active Expired
- 1978-02-21 SE SE7801973A patent/SE437028B/sv not_active IP Right Cessation
- 1978-02-21 NO NO780594A patent/NO147793C/no unknown
- 1978-02-22 JP JP53018637A patent/JPS5831353B2/ja not_active Expired
- 1978-02-22 AR AR271183A patent/AR215162A1/es active
- 1978-02-22 CZ CS781129A patent/CZ279815B6/cs unknown
- 1978-02-22 HU HU78BI562A patent/HU179422B/hu unknown
- 1978-02-22 CH CH193678A patent/CH635344A5/de not_active IP Right Cessation
- 1978-07-13 FR FR7820936A patent/FR2385397A1/fr active Granted
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK9A | Patent expired |