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US 3,965,093 AGranted
6-Arylthio penicillanic acid and derivatives thereof
AssigneeE. R. Squibb & Sons, Inc.
InventorsJoseph Edward Dolfini, Ekkehard Bohme, William A. Slusarchyk
Life of this patent
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Abstract
Disclosed herein are penicillanic acids and derivatives thereof which are substituted in the 6-position, processes for preparing such compounds and the utility thereof. The compounds of the invention have been found to be useful as antibacterial agents.
Claims4
A compound of the formula ##SPC5##
- wherein R.sup.3 is selected from the group consisting of phenylthio and nitrophenylthio;
- R.sup.4 is selected from the group consisting of hydrogen, lower alkyl, benzyl, methoxybenzyl, benzhydryl, trimethylsilyl, and trichloroethyl;
- and R is selected from the group consisting of ##EQU3## 2 wherein n is zero or one, X.sub.1 is O or S, and R.sup.2 is selected from the group consisting of thienyl, phenyl, and mono and disubstituted phenyl and thienyl wherein said substituents are selected from the group consisting of chloro, bromo, nitro, lower alkyl, and lower alkoxy;
- and pharmaceutically acceptable salts thereof.
1 more element
Dependencies are inferred from the claim text.