NEW ANTIBACTERIAL TERPENE COMPOUND

PURPOSE: To provide the subject new compound consisting of a phytoalexin of rice, having antibacterial action on the blast and sheath blight of rice, having low toxicity, free from environmental pollution and useful as an active component of a blast controlling agent or a sheath blight controlling a...

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Bibliographic Details
Main Authors KOGA JINICHIRO, YAMAUCHI TOYOZO, SHIMURA MASARU, OGASAWARA NAGAHIRO
Format Patent
LanguageEnglish
Published 27.08.1996
Edition6
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
AGRICULTURE
ANIMAL HUSBANDRY
BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES, AS HERBICIDES
CHEMISTRY
FISHING
FORESTRY
HUMAN NECESSITIES
HUNTING
METALLURGY
ORGANIC CHEMISTRY
PEST REPELLANTS OR ATTRACTANTS
PLANT GROWTH REGULATORS
PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTSTHEREOF
TRAPPING
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Summary:PURPOSE: To provide the subject new compound consisting of a phytoalexin of rice, having antibacterial action on the blast and sheath blight of rice, having low toxicity, free from environmental pollution and useful as an active component of a blast controlling agent or a sheath blight controlling agent for rice plant. CONSTITUTION: This compound has a cassane skeleton expressed by formula (R1 are H, H or (α-H, β-OH; R2 are (α-H, β-OH, H, H or O; R3 are O or (α-H, β-OH), e.g. phytocassane A, B, C and D. The compound has the following physical and chemical properties. Soluble in acetone, CHCl3 , MeOH and EtOH; soluble at a concentration of about 100ppm in water containing a surfactant; having a precision molecular weight (determined by high resolution mass spectrometry) of 316.2052 (phytocassane A, C20 H28 O3 ), 335.2286 (phytocassane B, C20 H31 O4 ), 318.2164 (phytocassane C, C20 H30 O3 ) and 316.2048 (phytocassane D, C20 H28 O3 ); etc.
Bibliography:Application Number: JP19950043520