Disclosed is a novel carbapenem derivative having a substituted imidazo[5,1-b]thiazole group at the 2-position on the carbapenem ring have high anti-microbial activities against &bgr;-lactamase producing bacteria, MRSA, resistant-Pseudomonas aeruginosa, PRSP, enterococci, and influenza, and high stabilities to DHP-1. According to the present invention, there is provided a compound represented by the formula (I), or a pharmacologically acceptable salt thereof or an ester at the 3-position on the carbapenem ring thereof:
本发明涉及一种新型的碳青霉烯衍
生物,其在碳青霉烯环上的2-位置具有取代的
咪唑[5,1-b]
噻唑基团,具有对β-内酰胺酶产生细菌、MRSA、耐药性
铜绿假单胞菌、PR
SP、肠球菌和流感病毒的高抗微
生物活性,以及对
DHP-1的高稳定性。根据本发明,提供了一种由式(I)表示的化合物,或其在碳青霉烯环上的3-位置的药理学可接受的盐或酯: