JPS57145893A - Antibiotic and its preparation - Google Patents
Antibiotic and its preparationInfo
- Publication number
- JPS57145893A JPS57145893A JP56031983A JP3198381A JPS57145893A JP S57145893 A JPS57145893 A JP S57145893A JP 56031983 A JP56031983 A JP 56031983A JP 3198381 A JP3198381 A JP 3198381A JP S57145893 A JPS57145893 A JP S57145893A
- Authority
- JP
- Japan
- Prior art keywords
- strain
- reaction
- cultivated
- gram
- positive
- 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
Abstract
NEW MATERIAL:Antibiotic KA-6643-X having the following properties and its salt. Appearance: colorless powder. Molecular weight: measured value, 340.1068, calculated value 340.1090 (as C15H20N2O5S). A molecular formula: C14H19N2O5S.Na. Solubility: soluble in water, methanol, insoluble in acetone, ethyl acetate, chloroform, etc. Color reaction: positive in Ehrlich reaction, and negative in ninhydrin reaction.
USE: Exhibiting antibacterial action of Gram-positive and Gram-negative bacteria, having strong β-lactamase inhibiting action.
PROCESS: N-Methyl-N'-nitro-N-nitrosoguanidine is added to a mold suspension of Streptomyces KC-6643 M-120-165 strain, which is cultivated to give a new mold KC-6643 M-162-175 strain (FERM-P 5890). This strain is cultivated by preferably submerged culture at 3W35°C under aerobic conditions.
COPYRIGHT: (C)1982,JPO&Japio
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56031983A JPS57145893A (en) | 1981-03-06 | 1981-03-06 | Antibiotic and its preparation |
EP81304957A EP0050961B1 (en) | 1980-10-24 | 1981-10-22 | Novel antibiotics, a process for producing the same, medical compositions containing the same, and a novel strain of the genus streptomyces for use in producing the same |
DE8181304957T DE3170632D1 (en) | 1980-10-24 | 1981-10-22 | Novel antibiotics, a process for producing the same, medical compositions containing the same, and a novel strain of the genus streptomyces for use in producing the same |
ES506470A ES506470A0 (en) | 1980-10-24 | 1981-10-22 | PRODUCTION PROCESS OF A DRUG COMPOUND CONTAINING KA-6643 SERIES ANTIBIOTICS |
US06/314,028 US4468350A (en) | 1980-10-24 | 1981-10-22 | KA-6643-Series antibiotics, process for producing same and medical composition containing same |
AT81304957T ATE13431T1 (en) | 1980-10-24 | 1981-10-22 | ANTIBIOTICS, PROCESS FOR THEIR MANUFACTURE, MEDICATIONS CONTAINING THEM AND A STREPTOMYCES SPECIES STRAIN USED FOR THEIR MANUFACTURE. |
DK469481A DK469481A (en) | 1980-10-24 | 1981-10-23 | PROCEDURE FOR THE MANUFACTURE OF ANTIBIOTICS |
CA000388574A CA1167400A (en) | 1980-10-24 | 1981-10-23 | Ka-6643-series antibiotics, process for producing same and medical composition containing same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56031983A JPS57145893A (en) | 1981-03-06 | 1981-03-06 | Antibiotic and its preparation |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57145893A true JPS57145893A (en) | 1982-09-09 |
Family
ID=12346164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56031983A Pending JPS57145893A (en) | 1980-10-24 | 1981-03-06 | Antibiotic and its preparation |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57145893A (en) |
-
1981
- 1981-03-06 JP JP56031983A patent/JPS57145893A/en active Pending
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