申请人:Mizuno Hiroaki
公开号:US20050181988A1
公开(公告)日:2005-08-18
This invention relates to new lipopeptide compound represented by the following general formula (I) wherein R
1
, R
2
, R
3
,
R4
and R
5
are as defined in the description or a salt thereof which has antimicrobial activities (especially, antifungal activities), inhibitory activity on β-1,3-glucan synthase, to process for preparation thereof, to a pharmaceutical composition comprising the same, and to a method for prophylactic and/or thereapeutic treatment of infectious diseases including
Pneumocystis carinii
infection (e.g.
Pneumocystis carinii
pneumonia) in a human being or an animal. In particular, R
4
is an alkyl moiety which is substituted with an eventually protected and/or further substituted selected from amino, carboxy, guanidino, heterocyclic-carbonyl, alkyl-carbamoyl.
本发明涉及一种新的脂肽化合物,其通式如下(I),其中R1、R2、R3、R4和R5如描述中所定义,或其盐具有抗微生物活性(特别是抗真菌活性),对β-1,3-葡聚糖合酶的抑制活性,制备方法,包括它的药物组合物,以及预防和/或治疗包括肺孢子虫感染(例如肺孢子虫肺炎)在人类或动物中的传染病的方法。特别地,R4是一种烷基基团,其被氨基、羧基、鸟氨酸、杂环羰基、烷基氨基酰等保护和/或进一步取代。