申请人:Boehringer Ingelheim Pharma KG
公开号:US06455538B1
公开(公告)日:2002-09-24
Compounds of general formula I
wherein X is a single bond, —O—, C-C4-alkylene, or an alkylene bridge having 1 to 8 carbon atoms which may be branched or unbranched and optionally have one or two oxygen atom(s) anywhere in the bridge; R1 is hydrogen, methyl, ethyl, or phenyl; R2 is hydrogen or methyl; R3 is hydrogen, fluorine, chlorine, bromine, hydroxy, methyl, or methoxy; R4 is hydrogen, methyl, or ethyl; R5 is hydrogen, methyl, or ethyl; R6 is hydrogen, methyl, or ethyl; R7 is tert-butyl, cyclohexyl, phenyl optionally substituted by R9 and R10, which may be identical or different, or;
R8 is hydrogen or C1-C4-alkyl; Z is oxygen, NH, or sulfur; R9 is hydrogen, methyl, fluorine, chlorine, bromine, or methoxy; R10 is hydrogen, methyl, fluorine, chlorine, bromine, or methoxy; optionally in the form of the individual optical isomers, mixtures of the individual enantiomers or racemates as well as in the form of the free bases or the corresponding acid addition salts with pharmaceutically acceptable acids.
通式I的化合物,其中X是单键,—O—,C-C4-烷基,或者是含有1到8个碳原子的烷基桥,可以是支链或直链,桥上可能有一个或两个氧原子;R1是氢,甲基,乙基或苯基;R2是氢或甲基;R3是氢,氟,氯,溴,羟基,甲基或甲氧基;R4是氢,甲基或乙基;R5是氢,甲基或乙基;R6是氢,甲基或乙基;R7是叔丁基,环己基,苯基,苯基可选择由R9和R10取代,它们可以相同也可以不同;R8是氢或C1-C4-烷基;Z是氧,NH或硫;R9是氢,甲基,氟,氯,溴或甲氧基;R10是氢,甲基,氟,氯,溴或甲氧基;可选择以单体光学异构体、单体对映体混合物或外消旋体的形式存在,也可是自由碱或与药用可接受酸的相应酸盐的形式。