BE856676A - Procede pour la preparation de biotine et de derives de celle-ci - Google Patents
Procede pour la preparation de biotine et de derives de celle-ciInfo
- Publication number
- BE856676A BE856676A BE179231A BE179231A BE856676A BE 856676 A BE856676 A BE 856676A BE 179231 A BE179231 A BE 179231A BE 179231 A BE179231 A BE 179231A BE 856676 A BE856676 A BE 856676A
- Authority
- BE
- Belgium
- Prior art keywords
- biotin
- derivatives
- preparation
- Prior art date
Links
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US70415776A | 1976-07-12 | 1976-07-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE856676A true BE856676A (fr) | 1978-01-11 |
Family
ID=24828321
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE179231A BE856676A (fr) | 1976-07-12 | 1977-07-11 | Procede pour la preparation de biotine et de derives de celle-ci |
Country Status (10)
Country | Link |
---|---|
US (1) | US4130712A (de) |
JP (1) | JPS539790A (de) |
AT (1) | AT368503B (de) |
BE (1) | BE856676A (de) |
CH (1) | CH629495A5 (de) |
DE (1) | DE2730341A1 (de) |
FR (1) | FR2358407A1 (de) |
GB (2) | GB1582466A (de) |
IT (1) | IT1143742B (de) |
NL (1) | NL7707737A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2125820C (en) * | 1993-07-08 | 2006-05-02 | Masahiko Mizuno | Process for producing thiophene derivative |
US20070278453A1 (en) * | 2006-06-02 | 2007-12-06 | Steffen Zahn | Electrically conductive polymers and method of making electrically conductive polymers |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2502422A (en) * | 1945-02-09 | 1950-04-04 | Parke Davis & Co | 2'-keto-3, 4-imidazolido-2-omega-substituted alkyl thiophenes and process for obtaining same |
US2487051A (en) * | 1945-12-15 | 1949-11-08 | Merck & Co Inc | Biotin intermediate and hydrogenating thiophenes |
US4054740A (en) * | 1974-12-24 | 1977-10-18 | Hoffmann-La Roche Inc. | Hydroxybiotin |
-
1977
- 1977-06-17 US US05/807,760 patent/US4130712A/en not_active Expired - Lifetime
- 1977-06-30 CH CH806277A patent/CH629495A5/de not_active IP Right Cessation
- 1977-07-05 DE DE19772730341 patent/DE2730341A1/de not_active Withdrawn
- 1977-07-08 FR FR7721148A patent/FR2358407A1/fr active Granted
- 1977-07-11 AT AT0495277A patent/AT368503B/de not_active IP Right Cessation
- 1977-07-11 GB GB29005/77A patent/GB1582466A/en not_active Expired
- 1977-07-11 BE BE179231A patent/BE856676A/xx unknown
- 1977-07-11 JP JP8210177A patent/JPS539790A/ja active Pending
- 1977-07-11 GB GB50504/77A patent/GB1582467A/en not_active Expired
- 1977-07-12 NL NL7707737A patent/NL7707737A/xx not_active Application Discontinuation
- 1977-07-12 IT IT25635/77A patent/IT1143742B/it active
Also Published As
Publication number | Publication date |
---|---|
FR2358407B1 (de) | 1981-07-03 |
CH629495A5 (de) | 1982-04-30 |
GB1582466A (en) | 1981-01-07 |
DE2730341A1 (de) | 1978-01-26 |
IT1143742B (it) | 1986-10-22 |
NL7707737A (nl) | 1978-01-16 |
GB1582467A (en) | 1981-01-07 |
AT368503B (de) | 1982-10-25 |
JPS539790A (en) | 1978-01-28 |
FR2358407A1 (fr) | 1978-02-10 |
ATA495277A (de) | 1982-02-15 |
US4130712A (en) | 1978-12-19 |
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