Intermediates for pyrrolidylthiocarbapenem derivative
申请人:Shionogi Seiyaku Kabushiki Kaisha
公开号:US05703243A1
公开(公告)日:1997-12-30
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.
申请人:SHIONOGI SEIYAKU KABUSHIKI KAISHA
trading under the name of
SHIONOGI & CO. LTD.
公开号:EP0528678A1
公开(公告)日:1993-02-24
A pyrrolidylthiocarbapenem derivative represented by Formula I is provided:
wherein R¹ is hydrogen or lower alkyl; R², R³ and R⁴ are hydrogen, lower alkyl which can be substituted or an amino protecting group independently, or R² and R³ together with a nitrogen atom to which R² and R³ are bonded form a saturated or unsaturated cyclic group, or R²and R⁴, or R³ and R⁴ 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; X¹ is hydrogen or a hydroxy protecting group; X² is hydrogen, a carboxy protecting group, an ammonio group, an alkali metal or an alkaline-earth metal; and Y² is hydrogen or an amino protecting group.