3,7-Disubstituted-3-cephem compounds

Details 3,7-Disubstituted-3-cephem compounds 3,7-Disubstituted-3-cephem compounds

1987-01-29

1989-09-19

Rizzo, Nicholas S.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

540222, C07D50146, A61K 31545

Patent

active

048681741

ABSTRACT:
The invention relates to an antimicrobial agent of the formula: ##STR1## wherein R.sup.1 is amino or conventional protected amino, R.sup.2 is hydrogen or tetrahydropyranyl, and ##STR2## wherein R.sup.4 is lower alkyl, and R.sup.5 is hydrogen or lower alkyl substituted with hydroxy or conventional protected hydroxy, and pharmaceutically acceptable salts thereof.

REFERENCES:
patent: 4152432 (1979-05-01), Heymes et al.
patent: 4406899 (1983-09-01), Aburaki et al.
patent: 4515789 (1985-05-01), Metzger et al.
patent: 4525473 (1985-06-01), Aburaki et al.

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