Antibacterial penicillins
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United States of America Patent
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Dec 23, 1980
Grant Date -
N/A
app pub date -
May 29, 1979
filing date -
May 29, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention relates to a new class of penicillins (I) and their pharmaceutically acceptable salts and esters which are useful as antibiotics: ##STR1## wherein the stylized radical (hereafter referred to as R'): ##STR2## represents a mono- or polycyclic N-containing heterocyclic group; R.sup.2 is H or OH; and R is, inter alia, hydrogen, substituted and unsubstituted: alkyl, aryl, alkenyl, heterocyclylalkyl, heterocyclylalkenyl, aralkyl, aralkenyl, --NR.sub.2, --COOR, CONR.sub.2, --OR or CN.
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