Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Patent
1981-12-18
1984-08-14
Coughlan, Jr., Paul M.
Organic compounds -- part of the class 532-570 series
Organic compounds
Chalcogen in the nitrogen containing substituent
544 16, 544 22, 544 27, 544 28, 544 30, C07D50128
Patent
active
044658311
ABSTRACT:
There is described a new class of ketohydroxyimino derivatives of cephalosporins of the formula ##STR1## wherein: R is an alkyl radical having from 2 to 4 carbon atoms, a phenyl, or a 5-membered heterocyclic radical which may be substituted, containing nitrogen, oxygen and/or sulphur;
Bellani Piero
Bolis Goffredo
Broccali Giampietro
Giani Roberto
Pinza Mario
Coughlan, Jr. Paul M.
ISF S.p.A.
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