Method for preparing 7-substituted cephalosporins and 6-substitu

Details Method for preparing 7-substituted cephalosporins and 6-substitu Method for preparing 7-substituted cephalosporins and 6-substitu

1976-01-19

1977-12-13

Rizzo, Nicholas S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

544 21, 424246, 424271, C07D50104, C07D49904

Patent

active

040628426

ABSTRACT:
Disclosed is a method for replacing 7-lower alkylthio and 7-arylthio groups from cephalosporins with lower alkanoyloxy,lower alkoxy, aryloxy, aroyloxy, amino, lower alkylamino and azido moieties, and for replacing 6-lower alkylthio and 6-arylthio groups from penicillins with lower alkanoyloxy, lower alkoxy, aryloxy, aroyloxy, amino, lower alkyl amino, and azido moieties.

REFERENCES:
patent: 3778432 (1973-12-01), Pines

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