Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Patent
1980-04-30
1982-08-10
Rizzo, Nicholas S.
Organic compounds -- part of the class 532-570 series
Organic compounds
Chalcogen in the nitrogen containing substituent
424246, 544 16, C07D50118
Patent
active
043439373
ABSTRACT:
Process and intermediate products useful in the preparation of cephalosporin compounds having a substituent at the 7-position in place of hydrogen are provided. The new cephalosporin compounds are active against various gram-negative and gram-positive organisms.
REFERENCES:
patent: 4123612 (1978-10-01), Gorman et al.
patent: 4145538 (1979-03-01), Nagarajan et al.
Cama Lovji D.
Christensen Burton G.
Karady Sandor
Sletzinger Meyer
Mahon Frank M.
Merck & Co. , Inc.
Pfeiffer Hesna J.
Rizzo Nicholas S.
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