Penicillin derivatives

Details Penicillin derivatives Penicillin derivatives

1978-12-05

1980-08-26

Morgenstern, Norman

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

424246, 424263, 424271, 542441, 542443, 544 28, 544 30, C07D49968, C07D49970

Patent

active

042194776

ABSTRACT:
Penicillin and cephalosporin derivatives and non-toxic salts thereof represented by the formula (1), ##STR1## wherein Ar represents a phenyl or heterocyclic group which may be substituted by a halogen atom, or a hydroxy or lower alkoxy group, R represents a hydrogen atom or a hydroxy group, X represents CH or N, ##STR2## 1 and n are integers of 0 or 1 wherein the sum equal to 1 and n is 0 or 1, and m is an integer equal to 1 or 2 are useful antibiotics.

REFERENCES:
patent: 3951955 (1976-04-01), Tobiki et al.
patent: 3953428 (1976-04-01), Murakami et al.
patent: 4112090 (1978-09-01), Saikawa et al.

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