Intermediates for preparing 7-acyl-3-(sulfonic acid and sulfamoy

Details Intermediates for preparing 7-acyl-3-(sulfonic acid and sulfamoy Intermediates for preparing 7-acyl-3-(sulfonic acid and sulfamoy

1977-05-11

1979-02-20

Rizzo, Nicholas S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

424246, 544 26, 544 27, 544 21, C07D25704

Patent

active

041406940

ABSTRACT:
The compounds of this invention are cephalosporins having various acyl substituents at the 7-position and a sulfonic acid or sulfamoyl substituted tetrazolyl thiomethyl group at the 3-position of the cephem nucleus and intermediates for the preparation thereof. The 7-acylated compounds have antibacterial activity.

REFERENCES:
patent: 4012379 (1977-03-01), Numata et al.
patent: 4012382 (1977-03-01), Bouzard et al.
patent: 4080498 (1970-03-01), Numata et al.
Farm Doc. Abstract No. 00145w (Belgian Pat. No. 818,209), 11-18-74.
Farm Doc. Abstract No. 69181w (German Offenlegungsschrift No. 2,514,284, 10-9-75).
Farm Doc. Abstract No. 69292w (German Offenlegungschrift No. 2,514,322, 10-9-75).
Derwent Abstract No. 46081w (Belgian Pat. No. 823,861, 6-24-75).

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