Antibiotic substances B-41, their production and their use as insecticides and acaricides
AssigneeSankyo Company, Limited
InventorsAtsushi Aoki, Rikiya Fukuda, Toshio Nakayabu, Keijiro Ishibashi, Chiyoko Takeichi, Mitsuo Ishida
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Abstract
New antibiotic substances are obtained by culturing a strain belonging to the genus Streptomyces and by recovering said substances from the culture material. The new antibiotic substances possess insecticidal and acaricidal properties.
Claims9
A compound having the formula ##SPC3##
- wherein R.sub.1 represents a hydrogen atom, R.sub.2 represents a pyrroyloxymethyl group of the formula ##SPC4##
- and R.sub.3 represents a methyl group or an ethyl group.
An agricultural acaricidal composition containing a minor amount, sufficient to impart acaricidal activity thereto, of at least one of the compounds having the formula ##SPC5##
- wherein R.sub.1 represents a hydrogen atom, R.sub.2 represents a pyrroyloxymethyl group of the formula ##SPC6##
- and R.sub.3 represents a methyl group or an ethyl group, and an agriculturally-acceptable carrier.
An agricultural insecticidal composition containing a minor amount, sufficient for control of insects, of at least one of the compounds of the formula ##SPC7##
- wherein R.sub.1 represents a hydrogen atom, R.sub.2 represents a pyrroyloxymethyl group of the formula ##SPC8##
- and R.sub.3 represents a methyl group or an ethyl group and an agriculturally-acceptable carrier.
Dependencies are inferred from the claim text.