ANTIBIOTICS CYAN-416 A, CYAN-416 B, CYAN-416 C, CYAN-416 D AND CYAN-416 E, AND ESTER DERIVATIVES OF CYAN-416 B

The invention relates to new antibiotics designated Cyan-416A, Cyan 416B, Cyan-416C, Cyan-416D and Cyan-416E to their production by fermentation of Acremonium sp. NRRL 30631 to methods for recovery and concentration from the crude solutions, and to a process for purification and to semisynthetic eth...

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Hauptverfasser: BIGELIS RAMUNAS, HE HAIYIN
Format: Patent
Sprache:eng
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Zusammenfassung:The invention relates to new antibiotics designated Cyan-416A, Cyan 416B, Cyan-416C, Cyan-416D and Cyan-416E to their production by fermentation of Acremonium sp. NRRL 30631 to methods for recovery and concentration from the crude solutions, and to a process for purification and to semisynthetic ethers of Cyan-416B.