JPS5640697A - Sf-2052b substance and its preparation - Google Patents

Sf-2052b substance and its preparation

Info

Publication number
JPS5640697A
JPS5640697A JP11577079A JP11577079A JPS5640697A JP S5640697 A JPS5640697 A JP S5640697A JP 11577079 A JP11577079 A JP 11577079A JP 11577079 A JP11577079 A JP 11577079A JP S5640697 A JPS5640697 A JP S5640697A
Authority
JP
Japan
Prior art keywords
substance
dactylosporangium
preparation
fortimicin
ferm
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
Application number
JP11577079A
Other languages
Japanese (ja)
Inventor
Kazunori Oba
Takashi Tsuruoka
Shoichi Amano
Takashi Shomura
Michio Kojima
Shigeharu Inoue
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Meiji Seika Kaisha Ltd
Original Assignee
Meiji Seika Kaisha Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Meiji Seika Kaisha Ltd filed Critical Meiji Seika Kaisha Ltd
Priority to JP11577079A priority Critical patent/JPS5640697A/en
Publication of JPS5640697A publication Critical patent/JPS5640697A/en
Pending legal-status Critical Current

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  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

NEW MATERIAL:An aminoglycoside antibiotic substance, SF-2052B substance of formula or its salt. The characteristics of the free base of the substance are as follows. Basic white powder; melting point, 128 deg.C (decomposition); elemental analysis, C 49.82%, H 7.92%, N 16.25%, O 25.27%. USE:An antibacterial agent and an intermediate for the synthesis of fortimicin A. PROCESS:A bacterial strain belonging to Dactylosporangium genus, e.g. Dactylosporangium matsuzakiense SF-2052 (FERM-P No.4670) is cultured pref. by submerged technique with agitation, at 25-40 deg.C under nearly neutral pH range for 2-6 days. The objective substance is separated from the medium, and purified.
JP11577079A 1979-09-11 1979-09-11 Sf-2052b substance and its preparation Pending JPS5640697A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11577079A JPS5640697A (en) 1979-09-11 1979-09-11 Sf-2052b substance and its preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11577079A JPS5640697A (en) 1979-09-11 1979-09-11 Sf-2052b substance and its preparation

Publications (1)

Publication Number Publication Date
JPS5640697A true JPS5640697A (en) 1981-04-16

Family

ID=14670614

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11577079A Pending JPS5640697A (en) 1979-09-11 1979-09-11 Sf-2052b substance and its preparation

Country Status (1)

Country Link
JP (1) JPS5640697A (en)

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