A pyrrolidylthiocarbapenem derivative represented by Formula I is provided: ##STR1## wherein R.sup.1 is hydrogen or lower alkyl; R.sup.2, R.sup.3 and R.sup.4 are hydrogen, lower alkyl which can be substituted or an amino protecting group independently, or R.sup.2 and R.sup.3 together with a nitrogen atom to which R.sup.2 and R.sup.3 are bonded form a saturated or unsaturated cyclic group, or R.sup.2 and R.sup.4, or R.sup.3 and R.sup.4 together with two nitrogen atoms and one sulfur atom in the sufamide group form a saturated or unsaturated cyclic group; each cyclic group can further include at least one atom selected from the group consisting of oxygen, sulfur and nitrogen, and each cyclic group can be substituted; X.sup.1 is hydrogen or a hydroxy protecting group; X.sup.2 is hydrogen, a carboxy protecting group, an ammonio group, an alkali metal or an alkaline-earth metal; and Y.sup.2 is hydrogen or an amino protecting group.
提供一种由式I表示的
吡咯烷基
硫代
碳青霉
烯衍
生物:##
STR1##其中,R.sup.1是
氢或较低的烷基;R.sup.2、R.sup.3和R.sup.4独立地是
氢、可被取代的较低烷基或
氨保护基,或者R.sup.2和R.sup.3与R.sup.2和R.sup.3结合的
氮原子形成饱和或不饱和的环状基团,或者R.sup.2和R.sup.4,或R.sup.3和R.sup.4与sufamide基团中的两个
氮原子和一个
硫原子形成饱和或不饱和的环状基团;每个环状基团还可以包括至少一个从
氧、
硫和
氮组成的原子,每个环状基团可以被取代;X.sup.1是
氢或羟基保护基;X.sup.2是
氢、羧基保护基、
铵基、碱
金属或碱土
金属;Y.sup.2是
氢或
氨保护基。