申请人:Sanofi
公开号:US05449693A1
公开(公告)日:1995-09-12
The present invention relates to compounds of the formula ##STR1## in which: R.sub.1 is hydrogen or a halogen atom; R.sub.2 is a cyclohexyl or a phenyl; R.sub.3 is a (C.sub.3 -C.sub.6) cycloalkyl; R.sub.4 is hydrogen, (C.sub.1 -C.sub.6) alkyl or a (C.sub.3 -C.sub.6) cycloalkyl; A is --CO--CH.sub.2 --, --CH(Cl)--CH.sub.2 --, --CH(OH)--CH.sub.2 --, CH.sub.2 --CH.sub.2 --, --CH.dbd.CH-- and --C.tbd.C--, or their addition salts with mineral or organic acids. These compounds are active on the immune system. The present invention further relates to a method of preparing said compounds and to the pharmaceutical compounds in which they are present.
本发明涉及以下式子的化合物:##STR1##
其中:R.sub.1是氢或卤素原子;R.sub.2是环己基或苯基;R.sub.3是(C.sub.3-C.sub.6)环烷基;R.sub.4是氢,(C.sub.1-C.sub.6)烷基或(C.sub.3-C.sub.6)环烷基;A是--CO--CH.sub.2--,--CH(Cl)--CH.sub.2--,--CH(OH)--CH.sub.2--,CH.sub.2--CH.sub.2--,--CH.dbd.CH--和--C.tbd.C--,或它们与矿物质或有机酸的加合盐。这些化合物对免疫系统具有活性。本发明还涉及制备这些化合物的方法以及它们所在的制药化合物。