AT367056B - Verfahren zur herstellung von biotin - Google Patents
Verfahren zur herstellung von biotinInfo
- Publication number
- AT367056B AT367056B AT0128278A AT128278A AT367056B AT 367056 B AT367056 B AT 367056B AT 0128278 A AT0128278 A AT 0128278A AT 128278 A AT128278 A AT 128278A AT 367056 B AT367056 B AT 367056B
- Authority
- AT
- Austria
- Prior art keywords
- biotine
- producing
- producing biotine
- Prior art date
Links
- YBJHBAHKTGYVGT-ZKWXMUAHSA-N (+)-Biotin Chemical compound N1C(=O)N[C@@H]2[C@H](CCCCC(=O)O)SC[C@@H]21 YBJHBAHKTGYVGT-ZKWXMUAHSA-N 0.000 title 1
- 235000000638 D-biotin Nutrition 0.000 title 1
- 239000011665 D-biotin Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
- C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
- C07D495/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/50—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
- C07D333/78—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems condensed with rings other than six-membered or with ring systems containing such rings
- C07D333/80—Seven-membered rings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/771,218 US4062868A (en) | 1977-02-23 | 1977-02-23 | Synthesis of biotin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA128278A ATA128278A (de) | 1981-10-15 |
| AT367056B true AT367056B (de) | 1982-05-25 |
Family
ID=25091099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0128278A AT367056B (de) | 1977-02-23 | 1978-02-22 | Verfahren zur herstellung von biotin |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US4062868A (de) |
| JP (1) | JPS53105496A (de) |
| AT (1) | AT367056B (de) |
| BE (1) | BE864180A (de) |
| DE (1) | DE2807200A1 (de) |
| FR (1) | FR2381771A1 (de) |
| GB (1) | GB1599785A (de) |
| IT (1) | IT1158447B (de) |
| NL (1) | NL7802057A (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4228295A (en) * | 1977-02-23 | 1980-10-14 | Hoffmann-La Roche Inc. | Novel cycloheptathiophene intermediates for the synthesis of biotin |
| US4337345A (en) * | 1977-08-05 | 1982-06-29 | Hoffmann-La Roche Inc. | Preparation of biotin via thieno [3,2c] isoxazoles |
| US4225506A (en) * | 1978-05-30 | 1980-09-30 | Hoffmann-La Roche Inc. | Process for manufacturing a diketone |
| US4247704A (en) * | 1979-05-29 | 1981-01-27 | Hoffmann-La Roche Inc. | Hexahydro thieno imadazole intermediates for the synthesis of biotin |
| US4284557A (en) * | 1979-05-29 | 1981-08-18 | Hoffmann-La Roche Inc. | Intermediate racemates for the preparation of biotin and a process for their preparation |
| US4320056A (en) * | 1980-05-15 | 1982-03-16 | Hoffmann-La Roche Inc. | Certain thia-diazatricyclo[3,3,3,08,11 ]tridecanes, and their preparation |
| US4382031A (en) * | 1981-03-12 | 1983-05-03 | Hoffmann-La Roche Inc. | Intermediates for the preparation of biotin |
| US4468516A (en) * | 1982-05-17 | 1984-08-28 | Pfizer Inc. | Process for the preparation of biotin |
| US4670564A (en) * | 1985-03-14 | 1987-06-02 | Pfizer Inc. | Preparation of thieno-imidazole derivatives |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3979396A (en) * | 1973-12-03 | 1976-09-07 | Hoffmann-La Roche Inc. | Synthesis of biotin |
-
1977
- 1977-02-23 US US05/771,218 patent/US4062868A/en not_active Expired - Lifetime
- 1977-09-26 US US05/836,878 patent/US4124595A/en not_active Expired - Lifetime
-
1978
- 1978-01-30 IT IT19788/78A patent/IT1158447B/it active
- 1978-02-20 DE DE19782807200 patent/DE2807200A1/de not_active Withdrawn
- 1978-02-21 JP JP1820178A patent/JPS53105496A/ja active Pending
- 1978-02-21 FR FR7804865A patent/FR2381771A1/fr not_active Withdrawn
- 1978-02-22 AT AT0128278A patent/AT367056B/de not_active IP Right Cessation
- 1978-02-22 GB GB7049/78A patent/GB1599785A/en not_active Expired
- 1978-02-22 BE BE185357A patent/BE864180A/xx unknown
- 1978-02-23 NL NL7802057A patent/NL7802057A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7802057A (nl) | 1978-08-25 |
| IT7819788A0 (it) | 1978-01-30 |
| JPS53105496A (en) | 1978-09-13 |
| IT1158447B (it) | 1987-02-18 |
| US4062868A (en) | 1977-12-13 |
| ATA128278A (de) | 1981-10-15 |
| DE2807200A1 (de) | 1978-08-31 |
| GB1599785A (en) | 1981-10-07 |
| BE864180A (fr) | 1978-08-22 |
| US4124595A (en) | 1978-11-07 |
| FR2381771A1 (fr) | 1978-09-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee | ||
| REN | Ceased due to non-payment of the annual fee |