Drug – bio-affecting and body treating compositions – Fermentate of unknown chemical structure – Processes of making – purifying or recovering
Patent
1971-11-18
1976-04-13
Friedman, Stanley J.
Drug, bio-affecting and body treating compositions
Fermentate of unknown chemical structure
Processes of making, purifying or recovering
A61K 3500
Patent
active
039505162
ABSTRACT:
The specification discloses a process for preparing cirramycin A.sub.1 which comprises fermentation of cirramycin B.sub.1 and subsequent conversion thereof to cirramycin A.sub.1 by incubation in the presence of cane molasses.
REFERENCES:
patent: 3159540 (1964-12-01), Kawaguchi et al.
The Merck Index, 7th ed., 1960, Merck & Co., Inc., Rahway, N.J., p. 160.
Bristol-Myers Company
Friedman Stanley J.
Magee Jr. James
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