| abstract |
0009ARALKYL; ARE US 2-(R-OOC-),3,3-DI(CH3-),6-(NC-NH-CH(-R1)-CO-NH-)PENAM WHREIN R IS HYDROGEN, LOWER ALKYL, ARALKYL, TRI(LOWER ALKYL)SILYL, A SALT FORMING ION OR THE GROUP -CH2-OOC-R2 R1 IS HYDROGEN, LOWER ALKYL, LOWER ALKENYL, CYCLOALKYL, UNSATURATED CYCLOAKYL, ADAMANTYL, ARALKYL, ARYL OR CERTAIN HETEROCYCLIC GROUPS; AND R2 IS LOWER ALKYL, OR ARYL OR ARALKYL; ARE USEFUL AN ANTIBACTERIAL AGENTS. A-CYANAMINOACETYL PENICILLINS OF THE GENERAL FORMULA |