FR2221454B1 - - Google Patents
Info
- Publication number
- FR2221454B1 FR2221454B1 FR7408188A FR7408188A FR2221454B1 FR 2221454 B1 FR2221454 B1 FR 2221454B1 FR 7408188 A FR7408188 A FR 7408188A FR 7408188 A FR7408188 A FR 7408188A FR 2221454 B1 FR2221454 B1 FR 2221454B1
- Authority
- FR
- France
- 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
- C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D503/00—Heterocyclic compounds containing 4-oxa-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. oxapenicillins, clavulanic acid derivatives; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/18—Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
- C07F7/1804—Compounds having Si-O-C linkages
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US34080473A | 1973-03-13 | 1973-03-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2221454A1 FR2221454A1 (sv) | 1974-10-11 |
FR2221454B1 true FR2221454B1 (sv) | 1978-08-11 |
Family
ID=23335006
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7408188A Expired FR2221454B1 (sv) | 1973-03-13 | 1974-03-11 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS49125389A (sv) |
CH (1) | CH601303A5 (sv) |
DE (1) | DE2411811A1 (sv) |
FR (1) | FR2221454B1 (sv) |
GB (1) | GB1458409A (sv) |
NL (1) | NL7402536A (sv) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1312554A (en) * | 1971-01-20 | 1973-04-04 | Beecham Group Ltd | Penicillanic acid derivatives |
GB1366682A (en) * | 1971-04-30 | 1974-09-11 | Merck & Co Inc | Process to prepare antibiotic intermediates |
-
1974
- 1974-02-25 NL NL7402536A patent/NL7402536A/xx not_active Application Discontinuation
- 1974-03-11 GB GB1080374A patent/GB1458409A/en not_active Expired
- 1974-03-11 CH CH337674A patent/CH601303A5/xx not_active IP Right Cessation
- 1974-03-11 FR FR7408188A patent/FR2221454B1/fr not_active Expired
- 1974-03-12 DE DE2411811A patent/DE2411811A1/de active Pending
- 1974-03-13 JP JP49028193A patent/JPS49125389A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2411811A1 (de) | 1974-09-26 |
CH601303A5 (sv) | 1978-07-14 |
JPS49125389A (sv) | 1974-11-30 |
GB1458409A (en) | 1976-12-15 |
FR2221454A1 (sv) | 1974-10-11 |
NL7402536A (sv) | 1974-09-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |