7-Methoxy phenylureidocephalosporins

Details 7-Methoxy phenylureidocephalosporins 7-Methoxy phenylureidocephalosporins

1976-06-25

1977-06-14

Rizzo, Nicholas S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

424246, C07D50120

Patent

active

040296547

ABSTRACT:
Compound of the formula ##STR1## wherein Y is H, lower alkyl, lower alkoxy, halogen, CF.sub.3, nitro or hydroxy, R.sup.2 and R.sup.3 each are H or lower alkyl, n is 0-3 and R is H or ##STR2## pyridinium or S-heterocyclic, and pharmaceutically acceptable salts and esters thereof are effective antibacterial agents. In general the preferred products are those wherein the methoxy group is designated the .alpha.-configuration.

REFERENCES:
patent: 3673183 (1972-06-01), Erickson
patent: 3708479 (1973-01-01), Welch et al.
patent: 3775410 (1973-11-01), Christensen et al.
patent: 3778432 (1973-12-01), Pines
patent: 3780031 (1973-12-01), Christensen et al.
patent: 3780033 (1973-12-01), Hazen
patent: 3780034 (1973-12-01), Christensen et al.
patent: 3780037 (1973-12-01), Hazen
patent: 3843641 (1974-10-01), Christensen et al.
patent: 3860591 (1975-01-01), Breuer
patent: 3867380 (1975-02-01), Dunn et al.
patent: 3974151 (1976-10-01), Beattie

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