NOVEL ANTIBIOTIC SUBSTANCE KT-6291A AND KT-6291B, MICROORGANISM CAPABLE OF PRODUCING THE SAME, ITS PRODUCTION AND PLANT DISEASE INJURY CONTROLLING AGENT

Title:

NOVEL ANTIBIOTIC SUBSTANCE KT-6291A AND KT-6291B, MICROORGANISM CAPABLE OF PRODUCING THE SAME, ITS PRODUCTION AND PLANT DISEASE INJURY CONTROLLING AGENT

Document Type and Number:

Japanese Patent JPH02275898

Kind Code:

A

Abstract:

NEW MATERIAL:An antibiotic substance KT-6291A, expressed by the formula and having the following physico-chemical properties. Molecular weight; 882. Composition formula; C41H74N19O11. Melting point; gradually browning from 170°C. Specific rotatory power; [α] =+9.4° (C=0.5, methanol). Color; white. Solubility; readily soluble in methanol, butanol and dimethyl sulfoxide and insoluble in ethyl acetate, chloroform and hexane. Color reaction;positive to the Dragendorff reaction, Rydon-Smith reaction and SAKAGUCHI reagent and negative to ninhydrin reaction. Basic, etc.

USE: A plant disease injury controlling agent.

PREPARATION: A strain, such as Bacillus.sp. KB-291, belonging to the Bacillus is cultured at pH5 to 8 and 18 to 42°C, preferably in a liquid culture medium for 2 to 7 days.

Inventors:

TAKAYAMA YOSHIHIRO
YAMADA SEIICHIRO
YAMANAKA MASAKO
KOYAMA TOSHIYUKI
MORI TERUO
OZAWA MASATOMI
ASAMI HIROKO

Application Number:

JP24026989A

Publication Date:

November 09, 1990

Filing Date:

September 18, 1989

Export Citation:

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Assignee:

MITSUBISHI PETROCHEMICAL CO

International Classes:

C12N1/20; A01N47/44; C07G11/00; C07K7/06; C07K14/195; C07K14/41; C12P21/02; C12R1/07; (IPC1-7): A01N47/44; C07G11/00; C07K7/06; C07K99/00; C12N1/20; C12P21/02

Attorney, Agent or Firm:

Hajime Tsukuni (1 person outside)

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