| abstract |
B-LACTAMES CARRYING A SUBSTITUTE (CF DRAWING IN BOPI) IN POSITION 1 AND AN ACYLAMINE SUBSTITUTE IN POSITION 3. THEY MEET THE FORMULA: (CF DRAWING IN BOPI) IN WHICH R IS A RADICAL ACYL, A HYDROGEN ATOM OR A A PROTECTIVE GROUP OF THE AMINE FUNCTION, R IS A HYDROGEN ATOM OR A RADICAL METHOXY, R, R, R AND R ARE THE SAME OR DIFFERENT AND ARE EACH, PREFERRED, A HYDROGEN ATOM OR A LOWER RADICAL ALKYL. THESE COMPOUNDS CAN BE USED AS ANTIBACTERIAL AGENTS. |