Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1983-10-13
1985-02-19
Rizzo, Nicholas S.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
544 26, 544 27, C07D50136, A61K 31545
Patent
active
045005265
ABSTRACT:
Compounds of the formula ##STR1## wherein R.sup.1 is hydrogen or a conventional amino-protecting group, R.sup.2 is one of various alkyl, alkenyl, alkynyl, cycloalkyl, carboxyalkyl or carboxycycloalkyl moieties described herein, and R.sup.5 is hydrogen, amino, carboxy, formyl, carbamoyl, guanidino, amidino or one of various alkyl, alkoxy, alkylthio or substituted amino moieties described herein, and nontoxic pharmaceutically acceptable acid addition salts, physiologically hydrolyzable esters and solvates thereof, as well as processes for their preparation, are disclosed. The compounds in which R.sup.1 is hydrogen are potent antibacterial agents.
REFERENCES:
patent: 4278671 (1981-07-01), Odriai et al.
patent: 4278793 (1981-07-01), Durckheimer et al.
patent: 4399131 (1983-08-01), Durckheimer et al.
Aburaki Shimpei
Imae Kiyoto
Naito Takayuki
Narita Yukio
Okumura Jun
Bristol-Myers Company
Lloyd Richard R.
Rizzo Nicholas S.
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