JPS52136190A - Purification of cephalosporin derivatives - Google Patents
Purification of cephalosporin derivativesInfo
- Publication number
- JPS52136190A JPS52136190A JP5189676A JP5189676A JPS52136190A JP S52136190 A JPS52136190 A JP S52136190A JP 5189676 A JP5189676 A JP 5189676A JP 5189676 A JP5189676 A JP 5189676A JP S52136190 A JPS52136190 A JP S52136190A
- Authority
- JP
- Japan
- Prior art keywords
- cephalosporin derivatives
- purification
- cephalosporin
- derivatives
- purify
- Prior art date
- 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.)
- Pending
Links
Landscapes
- Cephalosporin Compounds (AREA)
Abstract
PURPOSE:To separate and purify cephalosporin derivatives as slightly soluble salt by the addition reaction of 3,5-dinitrobenzoic acid to an aqueous solution of cephalosporin derivatives having an amino group at the branched acyl group.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5189676A JPS52136190A (en) | 1976-05-06 | 1976-05-06 | Purification of cephalosporin derivatives |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5189676A JPS52136190A (en) | 1976-05-06 | 1976-05-06 | Purification of cephalosporin derivatives |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52136190A true JPS52136190A (en) | 1977-11-14 |
Family
ID=12899631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5189676A Pending JPS52136190A (en) | 1976-05-06 | 1976-05-06 | Purification of cephalosporin derivatives |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52136190A (en) |
-
1976
- 1976-05-06 JP JP5189676A patent/JPS52136190A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5328128A (en) | P-methylation of anilines | |
JPS52136190A (en) | Purification of cephalosporin derivatives | |
JPS52131522A (en) | Purification of amino acid | |
JPS5227720A (en) | Process for preparation of leucylagumatine compounds | |
JPS5323916A (en) | Preparation of thioglycosides | |
GB1546640A (en) | Process for the purification of an aqueous solution of zinc sulphate | |
JPS5299994A (en) | Stabilization of aqueous solution of basic aluminum salt | |
JPS5231021A (en) | Process for purification of crude n-omega-long-chain acyl basic amino acid or its metal salt | |
JPS5384987A (en) | Cephalosporin-analogous antibiotics | |
JPS5219647A (en) | Preparation of 3-aminomethyl-4- homoisotwistane and its acid addition salt | |
ES8107158A1 (en) | Purification of L-aspartyl-L-phenylalanine alkyl esters. | |
JPS525755A (en) | Process for preparation of 3-amino-4-homotwistane and its acid salts | |
JPS5239023A (en) | An automobile fuel economiezer | |
JPS5368768A (en) | Preparation of gamma-lactone | |
JPS539715A (en) | Crystallization of dl-acetylmethionine | |
AT343809B (en) | PROCESS FOR THE PRODUCTION OF SOLID, PRACTICAL PURE SODIUM AND POTASSIUM SALT OF CLAVULAN ACID | |
JPS5224188A (en) | Treatment of aluminum-sludge including phosphorus | |
JPS53113033A (en) | Antihyperlipemics | |
JPS52142089A (en) | Preparation of cephalosporanic acid derivatives | |
JPS5297909A (en) | Preparation of perfluoroacrylic acid derivatives | |
JPS5218830A (en) | Homoisotwistylamines antiviral agents for animals | |
JPS5371012A (en) | Preparation of sarcosine sodium salt | |
JPS52145400A (en) | Purification of aqueous solution of ammonium fluoride | |
JPS5265289A (en) | Purification of cephalothin sodium | |
AR222010A1 (en) | PROCESS FOR THE PREPARATION OF ACID DERIVATIVES 3-CEFEM-4-CARBOXILICOS-3,7-DISUSTITUIDOS |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20041214 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20050311 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Effective date: 20050510 Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Effective date: 20050608 Free format text: JAPANESE INTERMEDIATE CODE: A61 |
|
R150 | Certificate of patent (=grant) or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
LAPS | Cancellation because of no payment of annual fees |