Antibacterial penem derivatives
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United States of America Patent
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Apr 29, 1986
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N/A
app pub date -
Jun 14, 1984
filing date -
Jul 8, 1981
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Expired
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Abstract
Antibacterially active penem compounds and salts of the formula ##STR1## wherein R is hydrogen or an esterifying group, R.sup.2 is hydrogen, hydroxy, or protected hydroxy, and R.sup.1 is phenyl, naphthyl, thienyl, pyridyl, quinolyl, or isoquinolyl, or such a group which is mono-, di-, or tri-substituted; methods for making such compounds or salts; and antibacterial pharmaceutical preparations containing the compounds or salts.
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