Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1988-07-18
1989-10-24
Chan, Nicky
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
549414, 549315, 549317, A61K 3135, A61K 31365, C07D30906
Patent
active
048762733
ABSTRACT:
New polyether antibiotic A80577, its acyl ester and alkyl ether derivatives, and salts thereof, are useful antibacterial agents and increase feed-utilization efficiency in animals. Methods of making A80577 by culture of Actinomadura verrucosospora, NRRL 18236, and compositions containing an A80577 compound also are provided.
REFERENCES:
patent: 3839557 (1974-10-01), Raun
patent: 4279894 (1981-07-01), Davies et al.
patent: 4443471 (1984-04-01), Davies et al.
Davies et al., "Structure of Antibotic M139603; X-ray Crystal Structure of the 4-Bromo-3,5-dinitrobenzoyl Derivative", J. Chem. Comm., 1073 (1981).
Keller-Juslen et al., "Tetronomycin, a Novel Polyether of Unusual Structure", J. Antibiotics, 142-150 (1982).
Hamill Robert L.
Yao Raymond C.
Chan Nicky
Eli Lilly and Company
Tucker Mary Ann
Whitaker Leroy
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