3-(substituted-ethenyl or ethynyl-thiomethyl) cephems

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

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Details

514204, 540215, 540224, 540225, 540226, 540227, 540229, A61K 31545, C07D50118, C07D50136

Patent

active

046223185

ABSTRACT:
The invention relates to new cephem compounds of high antimicrobial activity of the formula: ##STR1## wherein R.sup.1 is amino or a group of the formula: ##STR2## in which R.sup.5 is amino or a protected amino group,

REFERENCES:
patent: 4256739 (1981-03-01), Woodward

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