Process for preparing beta-lactam antibiotic substances

Details Process for preparing beta-lactam antibiotic substances Process for preparing beta-lactam antibiotic substances

1976-09-28

1978-01-31

Demers, Arthur P.

Harness for working animal

2602391, 2603067C, 542422, 544 14, C07D49904

Patent

active

040716813

ABSTRACT:
Process for preparing .beta.-lactam antibiotic substances useful as intermediate for various cephalosporin or penicillin derivatives, which comprises oxidation of 7-benzylideneaminocephem or 6-benzylideneaminopenam compounds capable of being converted to their quinoid forms by oxidation followed by reaction with lower alkanols.

REFERENCES:
patent: 3867379 (1975-02-01), Dolfini et al.
patent: 3891629 (1975-06-01), Diassi et al.
patent: 3910902 (1975-10-01), Dolfini et al.
patent: 3957081 (1976-05-01), Lund
Cama, L.D. et al., "Substituted Penicillins and Cephalosporins" in Tetrahedron Letters" pp. 3505-3508 1/1973.

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