BE755256A - - Google Patents
Info
- Publication number
- BE755256A BE755256A BE755256DA BE755256A BE 755256 A BE755256 A BE 755256A BE 755256D A BE755256D A BE 755256DA BE 755256 A BE755256 A BE 755256A
- Authority
- BE
- Belgium
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
- C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4250269 | 1969-08-26 | ||
| GB346370 | 1970-01-23 | ||
| GB1498070 | 1970-03-26 | ||
| GB3369870 | 1970-07-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE755256A true BE755256A (US06272168-20010807-M00014.png) | 1971-02-25 |
Family
ID=27447290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE755256D BE755256A (US06272168-20010807-M00014.png) | 1969-08-26 |
Country Status (8)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE428022B (sv) * | 1972-06-29 | 1983-05-30 | Ciba Geigy Ag | 7beta-amino-cefam-3-on-4-karboxylsyraforeningar till anvendning for framstellning av cefalosporinderivat |
| IL59395A (en) * | 1979-03-06 | 1983-07-31 | Gist Brocades Nv | Bromo-substituted deacetoxycephalosporin derivatives and their preparation |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1241657A (en) * | 1967-08-21 | 1971-08-04 | Glaxo Lab Ltd | Improvements in or relating to cephalosporin compounds |
| IE34055B1 (en) * | 1969-03-28 | 1975-01-22 | Lilly Co Eli | 3-halomethyl-delta3-cephalosporin esters and sulfoxides thereof useful in the production of antibiotics,and process for preparing the intermediates and antibiotics |
-
0
- BE BE755256D patent/BE755256A/xx not_active IP Right Cessation
-
1970
- 1970-08-25 AT AT247972A patent/AT325200B/de not_active IP Right Cessation
- 1970-08-25 CH CH1266970A patent/CH554373A/xx not_active IP Right Cessation
- 1970-08-25 DK DK434270A patent/DK145598C/da active
- 1970-08-25 DE DE19702064924 patent/DE2064924A1/de active Pending
- 1970-08-25 FR FR7031077A patent/FR2059686A1/fr active Granted
- 1970-08-25 CA CA091,461A patent/CA995209A/en not_active Expired
- 1970-08-25 NL NL7012532A patent/NL171062C/xx not_active IP Right Cessation
- 1970-08-25 DE DE19702042169 patent/DE2042169C2/de not_active Expired
- 1970-08-25 CH CH1341973A patent/CH565189A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2042169A1 (de) | 1971-06-24 |
| CA995209A (en) | 1976-08-17 |
| DK145598C (da) | 1983-06-20 |
| DE2042169C2 (de) | 1984-01-05 |
| NL171062C (nl) | 1983-02-01 |
| AT325200B (de) | 1975-10-10 |
| CH554373A (de) | 1974-09-30 |
| DK145598B (da) | 1982-12-20 |
| DE2064924A1 (de) | 1971-08-12 |
| NL171062B (nl) | 1982-09-01 |
| NL7012532A (US06272168-20010807-M00014.png) | 1971-03-02 |
| FR2059686B1 (US06272168-20010807-M00014.png) | 1974-11-15 |
| FR2059686A1 (en) | 1971-06-04 |
| CH565189A5 (US06272168-20010807-M00014.png) | 1975-08-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: GLAXO LABORATORIES LTD Effective date: 19900825 |