Tricyclic carbapenem compounds, methods of preparation and methods of use
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United States of America Patent
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Jun 20, 1995
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N/A
app pub date -
Sep 21, 1993
filing date -
Mar 7, 1991
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Expired
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Abstract
Compounds of general formula (I) ##STR1## in which R.sub.1 represents a hydrogen atom or a hydroxyl protecting group, R.sub.2 represents a hydrogen atom or a carboxyl protecting group, and R.sub.3 represents the group N(R.sub.4)--CH.dbd.NR.sub.5 wherein R.sub.4 represents a hydrogen atom and R.sub.5 represents a hydrogen atom; and salts, metabolically labile esters and solvates thereof and a process for their production. The compounds of formula (I) are either antibacterial agents and or useful intermediates for the preparation of antibacterial agents.
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