JPS54138592A - Novel antibiotic substance xk-201-iv and its preparation - Google Patents

Novel antibiotic substance xk-201-iv and its preparation

Info

Publication number
JPS54138592A
JPS54138592A JP4522878A JP4522878A JPS54138592A JP S54138592 A JPS54138592 A JP S54138592A JP 4522878 A JP4522878 A JP 4522878A JP 4522878 A JP4522878 A JP 4522878A JP S54138592 A JPS54138592 A JP S54138592A
Authority
JP
Japan
Prior art keywords
gram
positive
antibiotic substance
preparation
novel antibiotic
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.)
Granted
Application number
JP4522878A
Other languages
Japanese (ja)
Other versions
JPS5922514B2 (en
Inventor
Tetsuo Oka
Makoto Okaji
Isao Kawamoto
Tomoyasu Sato
Masayuki Yamato
Toshiro Oguchi
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.)
KH Neochem Co Ltd
Original Assignee
Kyowa Hakko Kogyo Co 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 Kyowa Hakko Kogyo Co Ltd filed Critical Kyowa Hakko Kogyo Co Ltd
Priority to JP53045228A priority Critical patent/JPS5922514B2/en
Publication of JPS54138592A publication Critical patent/JPS54138592A/en
Publication of JPS5922514B2 publication Critical patent/JPS5922514B2/en
Expired legal-status Critical Current

Links

Abstract

NEW MATERIAL:An antibiotic substance XK-201-IV having the following characteristics: Appearance, white, non-crystalline powder; melting point, 147°C (decomposition); molecular weight, about 470; elemental analysis, (ammonium salt) C 35.9%, H 5.4%, N 17.7%, S 20.4%; ninhydrine reaction, positive; specific rotation, [α]20D = -10° (c = 0.1, H2O); solubility, easily soluble in water, slightly soluble in methanol, ethanol, etc., practically insoluble in other organic solvents.
USE: Cephalosporin-type antibacterial agent, and its synthetic intermediate. Effective to Gram-positive and Gram-negative bacteria.
PROCESS: XK-201-IV-producing bacteria belonging to Streptomyces genus (e.g. MK-201 strain (FERM-P No.4478)) are cultured in a liquid medium, and the objective compound is separated from the filtrate of the culturing medium by adsorption, extraction, etc.
COPYRIGHT: (C)1979,JPO&Japio
JP53045228A 1978-04-19 1978-04-19 Novel antibiotic XK-201-4 and its manufacturing method Expired JPS5922514B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP53045228A JPS5922514B2 (en) 1978-04-19 1978-04-19 Novel antibiotic XK-201-4 and its manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53045228A JPS5922514B2 (en) 1978-04-19 1978-04-19 Novel antibiotic XK-201-4 and its manufacturing method

Publications (2)

Publication Number Publication Date
JPS54138592A true JPS54138592A (en) 1979-10-27
JPS5922514B2 JPS5922514B2 (en) 1984-05-26

Family

ID=12713396

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53045228A Expired JPS5922514B2 (en) 1978-04-19 1978-04-19 Novel antibiotic XK-201-4 and its manufacturing method

Country Status (1)

Country Link
JP (1) JPS5922514B2 (en)

Also Published As

Publication number Publication date
JPS5922514B2 (en) 1984-05-26

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