申请人:Zambon Group S.p.A.
公开号:US05760285A1
公开(公告)日:1998-06-02
Compounds of formula (II) ##STR1## wherein R is a biphenyl group optionally substituted by one or more substituents, the same or different, selected among halogen atoms, hydroxy groups, alkoxy, alkyl or thioalkyl groups having from 1 to 6 carbon atoms in the alkyl moiety, carboxylic groups, nitro groups, amino, mono- or di-alkylamino groups having from 1 to 6 carbon atoms in the alkyl moiety; R.sub.1 is a hydrogen atom or a straight or branched C.sub.1 -C.sub.4 allyl; R.sub.2 is a straight or branched C.sub.1 -C.sub.6 alkyl or an arylalkyl having from 1 to 6 carbon atoms in the alkyl moiety wherein the aryl is a phenyl, a naphthyl or a 5 or 6 membered aromatic heterocycle with one or two heteroatoms selected among nitrogen, oxygen and sulphur, optionally substituted as above indicated for the R substituent; R.sub.3 is a straight or branched C.sub.1 -C.sub.6 alkyl, optionally containing one or more fluorine atoms, or an arylalkyl having from 1 to 6 carbon atoms in the alkyl moiety; the carbon atoms marked with an asterisk are asymmetric carbon atoms; and their pharmaceutically acceptable salts, are described. The compounds of formula (II) are useful in the treatment of cardiovascular diseases.
公式(II)的化合物##STR1##其中R是一个联苯基团,可选择性地被一个或多个取代基取代,这些取代基相同或不同,包括卤素原子、羟基、烷氧基、烷基或硫代烷基,其烷基部分有1至6个碳原子,羧基、硝基、氨基、单烷基或二烷基氨基,其烷基部分有1至6个碳原子;R.sub.1是氢原子或直链或支链C.sub.1-C.sub.4丙烯基;R.sub.2是直链或支链C.sub.1-C.sub.6烷基或含有1至6个碳原子的芳基烷基,其中芳基是苯基、萘基或带有1个或2个杂原子(氮、氧和硫)的5或6元芳香杂环,可选择性地按上述R取代基取代;R.sub.3是直链或支链C.sub.1-C.sub.6烷基,可选择性地含有一个或多个氟原子,或含有1至6个碳原子的芳基烷基;带有星号的碳原子是不对称碳原子;以及它们的药学上可接受的盐。公式(II)的化合物在心血管疾病的治疗中有用。