Cephalosporin intermediates

Details Cephalosporin intermediates Cephalosporin intermediates

1980-04-30

1982-04-13

Rizzo, Nicholas S.

Organic compounds -- part of the class 532-570 series

Organic compounds

Chalcogen in the nitrogen containing substituent

424246, 544 26, 544 27, C07D50118

Patent

active

043248900

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: 3962224 (1976-06-01), Christensen et al.
patent: 4008229 (1977-02-01), Spitzer
patent: 4099000 (1978-07-01), Christensen et al.
patent: 4123612 (1978-10-01), Gorman et al.
patent: 4145538 (1979-03-01), Nagarajan

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