DK486985A - Fremgangsmaade til fremstilling af tetrahydrofolinsyre - Google Patents
Fremgangsmaade til fremstilling af tetrahydrofolinsyre Download PDFInfo
- Publication number
- DK486985A DK486985A DK486985A DK486985A DK486985A DK 486985 A DK486985 A DK 486985A DK 486985 A DK486985 A DK 486985A DK 486985 A DK486985 A DK 486985A DK 486985 A DK486985 A DK 486985A
- Authority
- DK
- Denmark
- Prior art keywords
- preparing
- tetrahydropholic
- acid
- tetrahydropholic acid
- preparing tetrahydropholic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59221189A JPS61100583A (ja) | 1984-10-23 | 1984-10-23 | ５，６，７，８−テトラヒドロ葉酸の製造方法 |
| JP22118984 | 1984-10-23 | ||
| JP12513085 | 1985-06-11 | ||
| JP12513085A JPH0631237B2 (ja) | 1985-06-11 | 1985-06-11 | ５，６，７，８−テトラヒドロ葉酸及びその誘導体の保存安定化方法 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| DK486985D0 DK486985D0 (da) | 1985-10-23 |
| DK486985A true DK486985A (da) | 1986-04-24 |
| DK162997B DK162997B (da) | 1992-01-06 |
| DK162997C DK162997C (da) | 1992-06-01 |
Family
ID=26461650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK486985A DK162997C (da) | 1984-10-23 | 1985-10-23 | Fremgangsmaade til fremstilling af 5,6,7,8-tetrahydrofolinsyre |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4665176A (da) |
| EP (1) | EP0179654B1 (da) |
| KR (2) | KR870001648B1 (da) |
| AU (1) | AU556498B2 (da) |
| CA (1) | CA1234570A (da) |
| DE (1) | DE3578862D1 (da) |
| DK (1) | DK162997C (da) |
| MX (1) | MX166400B (da) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8621268D0 (en) * | 1986-09-03 | 1986-10-08 | Univ Strathclyde | Separation of substances |
| CH673459A5 (da) * | 1987-05-15 | 1990-03-15 | Eprova Ag | |
| CH681303A5 (da) * | 1991-01-16 | 1993-02-26 | Eprova Ag | |
| US6162914A (en) * | 1998-04-24 | 2000-12-19 | Cerbios-Pharma S.A. | Process for the reduction of pterins |
| EP1122256A4 (en) * | 1998-10-14 | 2002-01-02 | Kyowa Hakko Kogyo Kk | PROCESS FOR STABILIZING AQUEOUS SOLUTION BASED ON PYRAZOLOACRIDONE DERIVATIVE |
| CN114181210B (zh) * | 2021-12-01 | 2024-04-26 | 深圳奥萨制药有限公司 | 一种四氢叶酸的制备方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2717250A (en) * | 1950-04-29 | 1955-09-06 | American Cyanamid Co | Formylation of tetrahydro-10-formylpteroic acid and amino acid amides |
| US2790802A (en) * | 1954-05-06 | 1957-04-30 | American Cyanamid Co | Substituted tetrahydropteridines and method of preparing the same |
| US3870719A (en) * | 1972-06-16 | 1975-03-11 | Us Health | Synthesis of n-5-methyltetrahydrohomofolic acid and related reduced derivatives of homofolic acid |
| JPS5883691A (ja) * | 1981-11-13 | 1983-05-19 | Kanegafuchi Chem Ind Co Ltd | １′，２′−ジアシル−（６ｒ，ｓ）−５，６，７，８−テトラヒドロ−ｌ−ビオプテリンおよびその製法 |
| JPS60178887A (ja) * | 1984-02-23 | 1985-09-12 | Kanegafuchi Chem Ind Co Ltd | ５，６，７，８−テトラヒドロ−ｌ−ビオプテリンの製造法 |
-
1985
- 1985-10-10 US US06/786,126 patent/US4665176A/en not_active Expired - Fee Related
- 1985-10-14 AU AU48546/85A patent/AU556498B2/en not_active Ceased
- 1985-10-21 MX MX000342A patent/MX166400B/es unknown
- 1985-10-22 CA CA000493563A patent/CA1234570A/en not_active Expired
- 1985-10-22 KR KR1019850007799A patent/KR870001648B1/ko not_active IP Right Cessation
- 1985-10-23 DK DK486985A patent/DK162997C/da not_active IP Right Cessation
- 1985-10-23 DE DE8585307636T patent/DE3578862D1/de not_active Expired - Fee Related
- 1985-10-23 EP EP85307636A patent/EP0179654B1/en not_active Expired - Lifetime
-
1987
- 1987-05-26 KR KR1019870005236A patent/KR880000092B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK162997C (da) | 1992-06-01 |
| CA1234570A (en) | 1988-03-29 |
| DE3578862D1 (de) | 1990-08-30 |
| MX166400B (es) | 1993-01-07 |
| EP0179654B1 (en) | 1990-07-25 |
| AU556498B2 (en) | 1986-11-06 |
| KR860003253A (ko) | 1986-05-21 |
| DK162997B (da) | 1992-01-06 |
| AU4854685A (en) | 1986-05-01 |
| KR870001648B1 (ko) | 1987-09-18 |
| EP0179654A3 (en) | 1987-08-05 |
| DK486985D0 (da) | 1985-10-23 |
| EP0179654A2 (en) | 1986-04-30 |
| KR880000092B1 (ko) | 1988-02-23 |
| US4665176A (en) | 1987-05-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed |