NL7311575A - - Google Patents
Info
- Publication number
- NL7311575A NL7311575A NL7311575A NL7311575A NL7311575A NL 7311575 A NL7311575 A NL 7311575A NL 7311575 A NL7311575 A NL 7311575A NL 7311575 A NL7311575 A NL 7311575A NL 7311575 A NL7311575 A NL 7311575A
- 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
- C07D501/02—Preparation
- C07D501/12—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00283887A US3830809A (en) | 1972-08-25 | 1972-08-25 | Bis-dicyclohexylamine n-carbisobutoxycephalosporin c |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7311575A true NL7311575A (en:Method) | 1974-02-27 |
| NL183140B NL183140B (nl) | 1988-03-01 |
| NL183140C NL183140C (nl) | 1988-08-01 |
Family
ID=23088001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7311575,A NL183140C (nl) | 1972-08-25 | 1973-08-22 | Werkwijze voor het bereiden van een zout van n-isobutoxycarbonyl cefalosporine c. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3830809A (en:Method) |
| JP (1) | JPS606958B2 (en:Method) |
| GB (1) | GB1400648A (en:Method) |
| HU (1) | HU166818B (en:Method) |
| NL (1) | NL183140C (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6235897B1 (en) | 1993-11-17 | 2001-05-22 | Biochemie Gesellschaft M.B.H. | Separation of cephalosporin isomers |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES469096A1 (es) * | 1978-04-24 | 1978-11-16 | Antibioticos Sa | Un procedimiento para la preparacion dos sustancialmente insolubles en agua. |
| US4448958A (en) * | 1982-10-20 | 1984-05-15 | Bristol-Myers Company | Purification of ceforanide |
| US4520101A (en) * | 1983-03-07 | 1985-05-28 | Bristol-Myers Company | Production of cephalosporin C |
| AU3661597A (en) * | 1996-07-29 | 1998-02-20 | Bristol-Myers Squibb Company | Solvent extraction of 3-hydroxymethylcephalosporins |
| CN102898442A (zh) * | 2012-10-25 | 2013-01-30 | 河南中帅医药科技发展有限公司 | 头孢雷特的精制方法 |
-
1972
- 1972-08-25 US US00283887A patent/US3830809A/en not_active Expired - Lifetime
-
1973
- 1973-08-09 JP JP48088883A patent/JPS606958B2/ja not_active Expired
- 1973-08-16 GB GB3869973A patent/GB1400648A/en not_active Expired
- 1973-08-22 NL NLAANVRAGE7311575,A patent/NL183140C/xx not_active IP Right Cessation
- 1973-08-24 HU HUBI477A patent/HU166818B/hu unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6235897B1 (en) | 1993-11-17 | 2001-05-22 | Biochemie Gesellschaft M.B.H. | Separation of cephalosporin isomers |
Also Published As
| Publication number | Publication date |
|---|---|
| US3830809A (en) | 1974-08-20 |
| NL183140B (nl) | 1988-03-01 |
| NL183140C (nl) | 1988-08-01 |
| JPS4950118A (en:Method) | 1974-05-15 |
| GB1400648A (en) | 1975-07-23 |
| JPS606958B2 (ja) | 1985-02-21 |
| HU166818B (en:Method) | 1975-06-28 |
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 | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| V4 | Discontinued because of reaching the maximum lifetime of a patent |