| 摘要 |
<p>PCT No. PCT/EP94/00811 Sec. 371 Date Jan. 18, 1996 Sec. 102(e) Date Jan. 18, 1996 PCT Filed Mar. 10, 1994 PCT Pub. No. WO94/21633 PCT Pub. Date Sep. 29, 1994Carbacephalosporin compounds of formula (I), <IMAGE> (I) salts thereof, processes for their synthesis and uses thereof, wherein: R1 is hydrogen, methoxy or formamido; R2 is an acyl group; CO2R3 is a carboxy group or a carboxylate anion, or R3 is a carboxy protecting group or a pharmaceutically acceptable salt-forming group or in vivo hydrolysable ester group; R4, R5, R6 and R7 represent hydrogen or a substituent; R4 and R7 may be replaced by a chemical bond between the two carbon atoms shown; R5 and R6 may be linked together into a cyclic system. The compounds (I) have antibacterial properties.</p> |
