Carbapenems having an internally or externally alkylated mono- or bicyclic 2-quaternary heteroarylalkyl heteromethyl substituent
申请人:Merck & Co., Inc.
公开号:EP0184842A2
公开(公告)日:1986-06-18
Carbapenems having the formula:
wherein:
R1 is H;
R4 and R5 are independently H, CH3-, CH3CH2-, (CH3)2CH-, HOCH2-, CH3CH(OH)-, (CH3)2C(OH)-, FCH2, F2CH-, F3C-, CH3CH(F)-, CH3CF2-, (CH3)2C(F)-;
X is -S-, -SO-, -S02-, -O- or -NH;
L is a bridging group comprising substituted or unsubstituted C1-C4 straight, C2-C6 branched or C3-C7 cycloalkyl groups
wherein the substituents are selected from C1-C6 alkyl, O-C1-C6 alkyl, S-C1-C6 alkyl, CF3, N(C1-C6 alkyl)2;
Y is a carboxy-containing substituent; Het is internally alkylated heteroarylium,
or externally alkylated heteroarylium,
their preparation and antibiotic use are disclosed.
碳青霉烯类具有以下式子
其中
R1 是 H;
R4和R5独立地为H、CH3-、CH3CH2-、(CH3)2CH-、HOCH2-、CH3CH(OH)-、(CH3)2C(OH)-、FCH2、F2CH-、F3C-、CH3CH(F)-、CH3CF2-、(CH3)2C(F)-;
X是-S-、-SO-、-S02-、-O-或-NH;
L 是由取代或未取代的 C1-C4 直链、C2-C6 支链或 C3-C7 环烷基组成的桥基
其中取代基选自 C1-C6 烷基、O-C1-C6 烷基、S-C1-C6 烷基、CF3、N(C1-C6 烷基)2;
Y 是含羧基的取代基; Het 是内部烷基化的杂芳基、
或外部烷基化杂芳基、
公开了它们的制备和抗生素用途。