NL7304227A - - Google Patents
Info
- Publication number
- NL7304227A NL7304227A NL7304227A NL7304227A NL7304227A NL 7304227 A NL7304227 A NL 7304227A NL 7304227 A NL7304227 A NL 7304227A NL 7304227 A NL7304227 A NL 7304227A NL 7304227 A NL7304227 A NL 7304227A
- Authority
- NL
- Netherlands
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
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
-
- 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
- C07D501/06—Acylation of 7-aminocephalosporanic acid
-
- 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
- C07F7/0834—Compounds having one or more O-Si linkage
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/310,511 US3965098A (en) | 1972-11-29 | 1972-11-29 | Intermediates for preparing cephalosporins and methods of production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7304227A true NL7304227A (pt) | 1974-05-31 |
Family
ID=23202827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7304227A NL7304227A (pt) | 1972-11-29 | 1973-03-27 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3965098A (pt) |
| GB (1) | GB1431327A (pt) |
| NL (1) | NL7304227A (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL162387C (nl) * | 1977-09-06 | 1980-05-16 | Gist Brocades Nv | Werkwijze voor het bereiden van 6-(d-alpha-amino-p- -hydroxyfenylacetamido)penicillanzuur. |
| US4316017A (en) * | 1979-03-19 | 1982-02-16 | Bristol-Myers Company | Cephalosporin intermediates |
| US4316016A (en) * | 1979-03-19 | 1982-02-16 | Bristol-Myers Company | Cephalosporin intermediates |
| US4223135A (en) * | 1979-03-19 | 1980-09-16 | Bristol-Myers Company | Production of cephalosporins |
| DK165118C (da) * | 1980-11-22 | 1993-03-01 | Gema Sa | Fremgangsmaade til fremstilling af oploesninger af 7-aminocephalosporansyrer |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3708476A (en) * | 1965-09-10 | 1973-01-02 | R Woodward | Azetidino-thiazolidinemethane carboxylic acids and process for their manufacture |
| GB1332306A (en) * | 1969-12-23 | 1973-10-03 | Glaxo Lab Ltd | Antibiotics |
| US3694437A (en) * | 1970-08-19 | 1972-09-26 | Lilly Co Eli | Process for preparing cephalosporin compounds |
-
1972
- 1972-11-29 US US05/310,511 patent/US3965098A/en not_active Expired - Lifetime
-
1973
- 1973-03-27 NL NL7304227A patent/NL7304227A/xx not_active Application Discontinuation
- 1973-11-12 GB GB5238373A patent/GB1431327A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3965098A (en) | 1976-06-22 |
| GB1431327A (en) | 1976-04-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BV | The patent application has lapsed |