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US 4,287,182 AGranted
Antibiotics produced by a new microbe, Catenuloplanes japonicus
AssigneePfizer Inc.
InventorsWalter D. Celmer, Walter P. Cullen, Liang H. Huang, John R. Oscarson, Riichiro Shibakawa, Junsuke Tone
Life of this patent
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Abstract
Antibiotics CP-54,715 and CP-54,716, identified by their analytical characteristics, are produced by fermentation of a new microbial species Catenuloplanes jaonicus in a new genus Catenuloplanes and are active against gram-positive and anaerobic infections.
Claims9
The antibiotic CP-54,715 which is soluble in methanol and chloroform;
- insoluble in heptane;
- has an elemental analysis of C, 49.62%;
- H, 6.16%;
- N, 1.04%;
- and Cl, 5.16%;
- a decomposition point of 166.degree.-176.degree. C.;
- an [.alpha]sub.D.sup.20 rotation of -8.degree. in methanol;
- a UV max at 289 nm with an extinction coefficient of 29 at 1% concentration in methanol and an IR spectrum as a suspension in a KBr pellet as shown in FIG. 1.
5 more elements
The antibiotic CP-54,716 which is soluble in methanol and chloroform;
- insoluble in heptane;
- has an elemental analysis of C, 50.89%;
- H, 6.60%;
- N, 1.25%;
- Cl, 6.34%;
- a decomposition point of 140.degree.-155.degree. C.;
- an [.alpha]sub.D.sup.20 rotation of -19.degree. in methanol;
- a UV max at 289 nm with an extinction coefficient of 30 at 1% concentration in methanol and an IR spectrum as a suspension in a KBr pellet as shown in FIG. 2.
5 more elements
Dependencies are inferred from the claim text.