DE2709529C2 - Verfahren zur Herstellung von 3-Methylencepham-Verbindungen - Google Patents
Verfahren zur Herstellung von 3-Methylencepham-VerbindungenInfo
- Publication number
- DE2709529C2 DE2709529C2 DE2709529A DE2709529A DE2709529C2 DE 2709529 C2 DE2709529 C2 DE 2709529C2 DE 2709529 A DE2709529 A DE 2709529A DE 2709529 A DE2709529 A DE 2709529A DE 2709529 C2 DE2709529 C2 DE 2709529C2
- Authority
- DE
- Germany
- Prior art keywords
- compounds
- general formula
- methylenceepham
- preparation
- acid
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/02—Preparation
- C07D501/08—Preparation by forming the ring or condensed ring systems
- C07D501/10—Preparation by forming the ring or condensed ring systems from compounds containing the penicillin ring system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Molecular Biology (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/666,989 US4375397A (en) | 1976-03-15 | 1976-03-15 | Process for preparing 3-methylene cephalosporins |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2709529A1 DE2709529A1 (de) | 1977-09-22 |
| DE2709529C2 true DE2709529C2 (de) | 1986-01-02 |
Family
ID=24676364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2709529A Expired DE2709529C2 (de) | 1976-03-15 | 1977-03-04 | Verfahren zur Herstellung von 3-Methylencepham-Verbindungen |
Country Status (12)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4190724A (en) * | 1978-11-13 | 1980-02-26 | Eli Lilly And Company | Process for 3-exomethylenecepham sulfoxides |
| US4966443A (en) * | 1988-02-22 | 1990-10-30 | Fuji Photo Film Co., Ltd. | Light beam scanner |
| JPH023451U (US07321065-20080122-C00160.png) * | 1988-06-16 | 1990-01-10 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2265798C2 (de) * | 1971-06-24 | 1985-09-26 | Fujisawa Pharmaceutical Co., Ltd., Osaka | Verfahren zur Herstellung von Oxoazetidin-Derivaten |
| US3898142A (en) * | 1972-03-24 | 1975-08-05 | Schering Corp | Photolytic cyclization of an amino-keto acylate |
-
1976
- 1976-03-15 US US05/666,989 patent/US4375397A/en not_active Expired - Lifetime
-
1977
- 1977-02-14 CA CA271,660A patent/CA1062654A/en not_active Expired
- 1977-02-18 IE IE362/77A patent/IE45116B1/en not_active IP Right Cessation
- 1977-03-04 NL NL7702342A patent/NL7702342A/xx not_active Application Discontinuation
- 1977-03-04 GB GB9266/77A patent/GB1579296A/en not_active Expired
- 1977-03-04 DE DE2709529A patent/DE2709529C2/de not_active Expired
- 1977-03-08 FR FR7706779A patent/FR2344561A1/fr active Pending
- 1977-03-10 CH CH303577A patent/CH597239A5/xx not_active IP Right Cessation
- 1977-03-11 DK DK106677A patent/DK155008C/da not_active IP Right Cessation
- 1977-03-14 HU HU77SU00000942A patent/HU172544B/hu unknown
- 1977-03-15 JP JP2911877A patent/JPS52111592A/ja active Granted
- 1977-03-15 BE BE175798A patent/BE852469A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2344561A1 (fr) | 1977-10-14 |
| IE45116B1 (en) | 1982-06-30 |
| NL7702342A (nl) | 1977-09-19 |
| HU172544B (hu) | 1978-09-28 |
| IE45116L (en) | 1977-09-15 |
| CH597239A5 (US07321065-20080122-C00160.png) | 1978-03-31 |
| JPS52111592A (en) | 1977-09-19 |
| DK155008C (da) | 1989-06-12 |
| DE2709529A1 (de) | 1977-09-22 |
| DK155008B (da) | 1989-01-23 |
| JPS6120554B2 (US07321065-20080122-C00160.png) | 1986-05-22 |
| US4375397A (en) | 1983-03-01 |
| BE852469A (fr) | 1977-09-15 |
| DK106677A (da) | 1977-09-16 |
| GB1579296A (en) | 1980-11-19 |
| CA1062654A (en) | 1979-09-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: TAUCHNER, P., DIPL.-CHEM. DR.RER.NAT. HEUNEMANN, D., DIPL.-PHYS. DR.RER.NAT. RAUH, P., DIPL.-CHEM. DR.RER.NAT. HERMANN, G., DIPL.-PHYS. DR.RER.NAT. SCHMIDT, J., DIPL.-ING. JAENICHEN, H., DIPL.-BIOL. DR.RER.NAT., PAT.-ANWAELTE TREMMEL, H., RECHTSANW., 8000 MUENCHEN |
|
| 8339 | Ceased/non-payment of the annual fee |