JPS5466602A - Antibiotic t-47811 - Google Patents

Antibiotic t-47811

Info

Publication number
JPS5466602A
JPS5466602A JP13124477A JP13124477A JPS5466602A JP S5466602 A JPS5466602 A JP S5466602A JP 13124477 A JP13124477 A JP 13124477A JP 13124477 A JP13124477 A JP 13124477A JP S5466602 A JPS5466602 A JP S5466602A
Authority
JP
Japan
Prior art keywords
antibiotic
unstable
cultured
conditions
slightly
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
JP13124477A
Other languages
Japanese (ja)
Inventor
Mitsuko Asai
Eiji Higashide
Mikio Izawa
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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries 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 Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Priority to JP13124477A priority Critical patent/JPS5466602A/en
Publication of JPS5466602A publication Critical patent/JPS5466602A/en
Pending legal-status Critical Current

Links

Abstract

NEW MATERIAL:Antibiotic T-47811. Characteristiscs thereof ae as follows. Appearance: pale yellow powder; elemental analysis: C 61.72%, H 7.4%, N 10.13; UV absorpiton spectrum: λethanol max238 (E 568), etc.; main band in IR absorption spectrum (KBr method): 3390, 1670, 1605, etc. cm-1; specific rotation: [α]22D +39.2±5o (c=0.5, ehanol); solubility: insoluble in petroleum ether, etc., slightly soluble in benzne, etc., easily soluble in ethyl acetate, etc.; color reaction; positive to Dragendorff reaction, etc.; amphoteric substance; stability: slightly unstable in acidic conditions, stable in neutral conditions, unstable in basic conditions.
USE: Antibiotic havung strong sctivity against Gram-positive bacteria and tubercle bacilli.
PROCESS: Streptomyces pactum T-47811 (FERM-P No.4226) is cultured, and the desired substance is obtained from the cultured mixture by adsorption, solvent extraction, etc.
COPYRIGHT: (C)1979,JPO&Japio
JP13124477A 1977-10-31 1977-10-31 Antibiotic t-47811 Pending JPS5466602A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13124477A JPS5466602A (en) 1977-10-31 1977-10-31 Antibiotic t-47811

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13124477A JPS5466602A (en) 1977-10-31 1977-10-31 Antibiotic t-47811

Publications (1)

Publication Number Publication Date
JPS5466602A true JPS5466602A (en) 1979-05-29

Family

ID=15053363

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13124477A Pending JPS5466602A (en) 1977-10-31 1977-10-31 Antibiotic t-47811

Country Status (1)

Country Link
JP (1) JPS5466602A (en)

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