Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1989-07-10
1991-10-29
Rizzo, Nicholas S.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
540227, C07D50136, A61K 31545
Patent
active
050617940
ABSTRACT:
A compound having the formula: ##STR1## wherein R is a straight chain or branched chain lower alkyl, cyclic lower alkyl, lower alkenyl (except for 1-carboxy-1-vinyl), lower alkynyl, aralkyl, phenyl or 2-pyrrolidon-3-yl group which may be substituted, and Q is ##STR2## (wherein R.sup.1 is a hydrogen atom or an acetyl group, R.sup.2 is a hydrogen atom, a carboxyl group or a carboxymethyl group, Y is a sulfur atom or an oxygen atom, Z is a sulfur atom, an oxygen atom or an imino group which may be substituted by a lower alkyl group); or a pharmaceutically acceptable salt, physiologically hydrolyzable ester or solvate thereof.
REFERENCES:
patent: 4278793 (1981-07-01), Durckheimer et al.
patent: 4288435 (1981-09-01), Kamiya et al.
Takaya et al., Chemical Abstracts, vol. 92, 58792a, (1980).
Takaya et al., Chemical Abstracts, vol. 95, 25092f, (1981).
Asai Akira
Ishikawa Moriaki
Kuroyanagi Satoru
Mitomo Ryuji
Nakagawa Susumu
Banyu Pharmaceutical Co. Ltd.
Rizzo Nicholas S.
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