Cephem compounds
AssigneeFujisawa Pharmaceutical Co., Ltd.
InventorsTakao Takaya, Hisashi Takasugi, Kiyoshi Tsuji, Toshiyuki Chiba
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Abstract
The invention relates particularly to syn compounds of the formula: ##STR1## wherein R.sup.2 is hydrogen or an aliphatic hydrocarbon which may be substituted with halogen, carboxy or pharmaceutically acceptable esterified carboxy, R.sup.5 is carboxy or pharmaceutically acceptable esterified carboxy, R.sup.6 is amino or protected amino and R.sup.7 is lower alkanesulfonyl or arenesulfonyl and pharmaceutically acceptable salt thereof, processes for making them, pharmaceutical compositions containing them and their use in treating infectious diseases.
Claims8
A syn compound of the formula:
- ##STR37## wherein R.sup.2 is hydrogen or an aliphatic hydrocarbon which may be substituted with halogen, carboxy or pharmaceutically acceptable esterified carboxy,
- R.sup.5 is carboxy or pharmaceutically acceptable esterified carboxy,
- R.sup.6 is amino or protected amino and
- R.sup.7 is lower alkanesulfonyl or arenesulfonyl, and pharmaceutically acceptable salt thereof.
Dependencies are inferred from the claim text.