Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1979-05-29
1980-12-23
Trousof, Natalie
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
2602391, 424256, 424258, 424263, 424271, A61K 31505, C07D49974
Patent
active
042410622
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.
REFERENCES:
patent: 3945995 (1976-03-01), Yamada et al.
patent: 3951955 (1976-04-01), Tobiki et al.
patent: 4008220 (1977-02-01), Tobiki et al.
Arno James A.
Clarke Vera C.
Levitt Julian S.
Mahon Frank M.
Merck & Co. , Inc.
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