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US 3,944,573 AGranted
Iso-lasalocid A
AssigneeHoffman-La Roche Inc.
InventorJohn Westley
Life of this patent
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Abstract
Iso-lasalocid (an isomer of lasalocid A) is produced by a species of Streptomyces. The isomer, its halogen derivatives and its salts exhibit antibacterial and antiprotozoal activity and are useful as antibacterial and antiprotozoal agents.
Claims2
A compound of the formula:
- ##SPC4##
- or the pharmaceutically acceptable salts thereof.
A compound of the formula ##SPC5##
- wherein X is selected from the group consisting of chlorine, bromine and iodine, or the pharmaceutically acceptable salts thereof.
Dependencies are inferred from the claim text.