| 摘要 |
Carbapenems (I; R8=H; R1=H, (un) substituted C1-10 alkyl, alkenyl, aralkynyl, heterocyclyl, heterocyclylalkyl, -OR3, -OCONR3R4; R3, R4=H, C1-10 alkyl, alkenyl, alkynyl, cycloalkyl, ph; R2=easily removable carboxyl protecting gp. ; R5= (un) substituted C1-10 alkyl, cycloalkyl, phenyl, aralkyl, hetero cyclyl; A=C1-6 alkylene) are prepd. by reacting (II) with (III) in the presence of alkali.
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