NL6401421A - - Google Patents
Info
- Publication number
- NL6401421A NL6401421A NL6401421A NL6401421A NL6401421A NL 6401421 A NL6401421 A NL 6401421A NL 6401421 A NL6401421 A NL 6401421A NL 6401421 A NL6401421 A NL 6401421A NL 6401421 A NL6401421 A NL 6401421A
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH199263A CH433316A (de) | 1963-02-18 | 1963-02-18 | Neues Verfahren zur Herstellung von 7-Aminocephalosporanverbindungen |
| CH267563A CH504471A (de) | 1963-11-25 | 1963-03-01 | Neues Verfahren zur Herstellung von 7-Aminocephalosporanverbindungen |
| CH424963 | 1963-04-03 | ||
| CH735863 | 1963-06-13 | ||
| CH824663 | 1963-07-02 | ||
| CH1211263 | 1963-10-02 | ||
| CH1360063 | 1963-11-06 | ||
| CH73064 | 1964-01-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6401421A true NL6401421A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1964-08-19 |
| NL142165B NL142165B (nl) | 1974-05-15 |
Family
ID=27570319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6401421A NL142165B (nl) | 1963-02-18 | 1964-02-17 | Werkwijze ter bereiding van 7-aminocefalosporanzuur en derivaten hiervan. |
Country Status (7)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH517119A (de) * | 1967-09-01 | 1971-12-31 | Ciba Geigy Ag | Neues Verfahren zur Herstellung von 7-Aminocephalosporansäure |
| GB1459212A (en) * | 1973-08-01 | 1976-12-22 | Glaxo Lab Ltd | N-deacylation of 7-acylamido-3-hydroxy-methyl cephalosporins |
| IE49377B1 (en) * | 1979-02-01 | 1985-10-02 | Lilly Co Eli | Process for preparation of beta-lactam compounds |
| AT378774B (de) * | 1982-08-06 | 1985-09-25 | Biochemie Gmbh | Verfahren zur deacylierung von penicillinen und cephalosporinen |
-
1964
- 1964-02-14 DK DK72864A patent/DK118506B/da unknown
- 1964-02-17 NL NL6401421A patent/NL142165B/xx not_active IP Right Cessation
- 1964-02-17 IT IT336364A patent/IT1060055B/it active
- 1964-02-17 SE SE190164A patent/SE347003B/xx unknown
- 1964-02-17 BE BE643899A patent/BE643899A/xx unknown
- 1964-02-18 BR BR15692464A patent/BR6456924D0/pt unknown
- 1964-02-18 GB GB679964A patent/GB1041985A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BR6456924D0 (pt) | 1973-08-28 |
| DK118506B (da) | 1970-08-31 |
| NL142165B (nl) | 1974-05-15 |
| SE347003B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-07-24 |
| GB1041985A (en) | 1966-09-07 |
| IT1060055B (it) | 1982-07-10 |
| BE643899A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1964-08-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NR80 | Reference from main patent to patent of addition |
Ref document number: 148610 Country of ref document: NL Date of ref document: 19740917 Format of ref document f/p: P |
|
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: CIBA GEIGY |
|
| V4 | Lapsed because of reaching the maxim lifetime of a patent |