申请人:FUJISAWA PHARMACEUTICAL CO
公开号:WO2005027909A1
公开(公告)日:2005-03-31
The present invention relates to a compound of the formula [I]: wherein R1 is lower alkyl or hydroxy (lower) alkyl, and R2 is hydrogen or amino protecting group, or R1 and R2 are bonded together and form lower alkylene ; R3 is -A-R6 wherein A is bond, -NHCO-(CH2CO)n-, lower alkylene, -NH-CO-CO- or the like, and R6 is (a) ou (b) wherein R7, R8, R9 and R10 are independently amino, guanidino, amidino or the like ; R4 is carboxy or protected carboxy; and R5 is amino or protected amino, or a pharmaceutically acceptable salt thereof, a process for preparing a compound of the formula [I], and a pharmaceutical composition comprising a compound of the formula [I] in admixture with a pharmaceutically acceptable carrier.
本发明涉及一种公式的化合物[I]:其中R1是低级烷基或羟基(低级)烷基,R2是氢或氨基保护基团,或者R1和R2连接并形成低级亚烷基;R3是-A-R6,其中A是键,-NHCO-(CH2CO)n-,低级亚烷基,-NH-CO-CO-或类似物质,R6是(a)或(b)其中R7,R8,R9和R10是独立的氨基,胍基,脒基或类似物质;R4是羧基或受保护的羧基;R5是氨基或受保护的氨基,或药用可接受的盐,一种制备公式化合物[I]的方法,以及一种包括与药用可接受载体混合的公式化合物[I]的药物组合物。