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US 3,950,360 AGranted
Antibiotic substances
AssigneeSankyo Company, Limited
InventorsAtsushi Aoki, Rikiya Fukuda, Toshio Nakayabu, Keijiro Ishibashi, Chiyoko Takeichi, Mitsuo Ishida
Life of this patent
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Abstract
New antibiotic substances are obtained by culturing a strain belonging to the genus Streptomyces and recovering said substances from the culture material. The new antibiotic substances possess insecticidal and acaracidal properties.
Claims6
A compound having the formula ##SPC3##
- wherein R.sub.1 represents a hydrogen atom or methyl, R.sub.2 represents methyl and R.sub.3 represents methyl or ethyl.
A compound having the formula ##SPC4##
Dependencies are inferred from the claim text.