Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1982-09-23
1984-05-15
Coughlan, Jr., Paul M.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
544 21, 544 22, A61K 31545, C07D50134, C07D50157
Patent
active
044487754
ABSTRACT:
The invention provides 3-carbamoyloxymethylcephem derivatives represented by the general formula: ##STR1## wherein R.sub.1 represents hydrogen atom or trichloroacetyl group, R.sub.2 represents hydrogen atom or methoxy group, and R.sub.3 represents hydrogen atom or hydroxyl group, or pharmaceutically acceptable salt thereof. The cephem derivatives of the invention are useful as antibacterial drugs.
REFERENCES:
patent: 4138554 (1979-02-01), Naito et al.
patent: 4172198 (1979-10-01), Kamiya et al.
patent: 4285939 (1981-08-01), Machida et al.
patent: 4285940 (1981-08-01), Machida et al.
patent: 4344944 (1982-08-01), Machida et al.
Hasagawa Yoshikazu
Kawamura Tamio
Machida Yoshimasa
Negi Shigeto
Saito Isao
Coughlan, Jr. Paul M.
Eisai Co. Ltd.
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