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US 4,208,425 AGranted
Novel diketones
AssigneeSterling Drug Inc.
InventorGuy D. Diana
Life of this patent
Estimating the term…
Abstract
Beta-diketones substituted by an aryl-aliphatic group in which the aliphatic chain is interrupted by a cyclic group, and useful as anti-viral agents, are prepared by interacting the appropriate aryl-aliphatic halide with an alkali metal salt of a beta-diketone.
Claims6
A compound of the formula ##STR6## wherein:
- Ar is phenyl or phenyl substituted by 3,4-methylenedioxy or from one to two substituents selected from the group consisting of hydroxy, alkoxy of 1-3 carbon atoms and halogen;
- Y' is selected from the group consisting of CH.sub.2, CH.sub.2 CH.sub.2 and OCH.sub.2 ;
- and R is alkyl of 1 to 4 carbon atoms.
Dependencies are inferred from the claim text.