66339-00-2Relevant articles and documents
3-Acetoxymethyl-7-(iminoacetamido)-cephalosporanic acid derivatives
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, (2008/06/13)
Compounds of the formula STR1 wherein R is hydrogen, R' is selected from the group consisting of alkenyl and alkynyl of 2 to 4 carbon atoms, A is selected from the group consisting of hydrogen, alkali metal and equivalents of an alkaline earth metal or magnesium and an organic amine base and the OR' group is in the syn position having antibiotic activity and process for their preparation.