申请人:Kim; Nak Doo
公开号:US05658913A1
公开(公告)日:1997-08-19
Disclosed herein is a compound having formula (I), wherein R.sub.1 represents a hydrogen atom or a C.sub.1-3 alkyl group; and R.sub.2 represents phenyl and furanyl group, or a group represented by the formula: --C(R.sub.a).dbd.C(R.sub.b)(R.sub.c), wherein R.sub.a, R.sub.b, and R.sub.c, being the same or different from each other, means hydrogen atom or methyl or phenyl group. The present invention further provides a method for preparing the compound (I) and a composition comprising as an active ingredient the compound (I). The compound (I) of the present invention can effectively inhibit the expression of enzymes involved in phase I reaction while activating the expression of enzymes involved in phase II reaction, thereby can be advantageously used to protect liver from being injured by various chemicals.
本文披露了一种具有公式(I)的化合物,其中R.sub.1代表氢原子或C.sub.1-3烷基;而R.sub.2代表苯基和呋喃基,或由公式表示的基团:-C(R.sub.a)=C(R.sub.b)(R.sub.c),其中R.sub.a,R.sub.b和R.sub.c,相同或不同,表示氢原子或甲基或苯基基团。本发明还提供了制备化合物(I)的方法和包含化合物(I)作为活性成分的组合物。本发明的化合物(I)能够有效抑制参与一期反应的酶的表达,同时激活参与二期反应的酶的表达,因此可以优势地用于保护肝脏免受各种化学物质的损伤。