Penem derivatives
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United States of America Patent
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Mar 18, 1986
Issued Date -
N/A
app pub date -
Nov 8, 1982
filing date -
Dec 20, 1979
priority date (Note) -
Expired
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Abstract
What are disclosed are penem compounds of the formula ##STR1## wherein R is hydrogen, a cation, or an esterifying group and R.sup.1 is alkyl or aryl, methods for making such compounds, methods for using the compounds as a .beta.-lactamase inhibitor or as an antibacterial agent, and pharmaceutical preparations containing the compounds.
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