1-Oxides of Schiff bases of 6-aminopenicillanic acid

Details 1-Oxides of Schiff bases of 6-aminopenicillanic acid 1-Oxides of Schiff bases of 6-aminopenicillanic acid

1974-03-25

1976-11-30

Schwartz, Gerald A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2602391, C07D49902

Patent

active

039949125

ABSTRACT:
Compounds containing a cephem nucleus are prepared by heating a 1-oxide of a Schiff base of 6-aminopenicillanic acid. These cephem compounds are useful as intermediates in the preparation of physiologically active cephalosporins.

REFERENCES:
patent: 3197466 (1965-07-01), Chow et al.
patent: 3219669 (1965-11-01), Preud'homme et al.
patent: 3288800 (1966-11-01), Heuser et al.
patent: 3544581 (1970-12-01), Essery
patent: 3586667 (1971-06-01), Hatfield
patent: 3741959 (1973-06-01), Looker et al.
Kirk-Othmer Encyclopedia of Chemical Technology, 2nd ed., pp. 660-661 (1967).

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