Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1995-06-06
1999-03-23
Ford, John M.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
540310, C07D47706, A61K 3143
Patent
active
058859810
ABSTRACT:
Antibiotic penem compounds are represented by the following formula: ##STR1## wherein R represents a group of the general formula: ##STR2## in which R.sub.1 is a hydrogen atom or linear or branched C.sub.1 --C.sub.6 alkyl group, R.sub.2 is a particular substituted or unsubstituted alkyl, aryl or aralkyl group, n is an integer of 1-6, Y is a 5- or 6-membered heterocyclic aliphatic group having 1 or 2 oxygen atoms in the ring thereof, and Z is a specific 5-substituted 2-oxo-1,3-dioxolen-4-yl group. Antibiotic compositions for oral administration are also described.
REFERENCES:
patent: 4479947 (1984-10-01), Christensen et al.
patent: 4997829 (1991-03-01), Ishiguro et al.
patent: 5036063 (1991-07-01), Lattrell et al.
Ishiguro Masaji
Iwata Hiromitsu
Nakatsuka Takashi
Tanaka Rie
Ford John M.
Suntory Limited
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