申请人:Adir et Compagnie
公开号:US05173502A1
公开(公告)日:1992-12-22
A compound selected from those of formula (I): ##STR1## in which R represents straight-chain or branched lower (C.sub.1 -C.sub.6) alkyl, (C.sub.3 -C.sub.8) cycloalkyl, optionally substituted phenyl, pyridyl or naphthyl, and R.sub.1 and R.sub.2, which are the same or different, each represents hydrogen, straight-chain or branched (C.sub.1 -C.sub.6) alkyl, or straight-chain or branched (C.sub.1 -C.sub.6) acyl, an enantiomer, diastereoisomer and epimer, and an addition salt thereof with a pharmaceutically-acceptable acid. Medicinal product, which is useful as .alpha..sub.2 -antagonist.
从式子(I)中选择的化合物:##STR1## 其中R表示直链或支链较低(C.sub.1-C.sub.6)烷基,(C.sub.3-C.sub.8)环烷基,可选取代的苯基,吡啶基或萘基,而R.sub.1和R.sub.2,它们相同或不同,分别表示氢,直链或支链(C.sub.1-C.sub.6)烷基,或直链或支链(C.sub.1-C.sub.6)酰基,对映异构体,顺反异构体和外消旋体,以及其与药学上可接受的酸的加成盐。药物产品,其作为α2-拮抗剂有用。