申请人:Imperial Chemical Industries PLC
公开号:US05132328A1
公开(公告)日:1992-07-21
The invention concerns a compound of the formula I, ##STR1## wherein Ar.sup.1 is optionally substituted phenyl or naphthyl; A.sup.1 is (1-6C)alkylene, (3-6C)alkenylene, (3-6C)alkynylene or cyclo(3-6C)alkylene; Ar.sup.2 is optionally substituted phenylene, or a 6 membered heterocyclene moiety containing up to three nitrogen atoms; R.sup.1 is hydrogen, (1-6C)alkyl, (3-6C)alkenyl, (3-6C)alkynyl, cyano-(1-4C)alkyl or (2-4C)alkanoyl, or optionally substituted benzoyl; wherein R.sup.2 is hydrogen, (1-6C)alkyl, (2-6C)alkenyl, (2-6C)alkynyl or substituted (1-4C)alkyl; and wherein R.sup.3 is hydroxy-(1-4C)alkyl, mercapto-(1-4C)alkyl, (1-4C)alkoxy-(1-4C)alkyl, (3-4C)alkenyloxy-(1-4C)alkyl, (3-4C)alkynyloxy-(1-4C)alkyl, (1-4C)alkoxy-(2-4C)alkoxy-(1-4C)alkyl, (1-4C)alkylthio-(1-4C)alkyl, (1-4C)alkylsulphinyl-(1-4C)alkyl, (1-4C)alkylsulphonyl-(1-4C)alkyl, (1-4C)alkoxycarbonyl-(1-4C)alkyl, (2-4C)alkanoyl-(1-4C)alkyl, (2-4C)alkanoyloxy-(1-4C)alkyl or cyano-(1-4C)alkyl; or R.sup.3 is oxiranyl, oxetanyl, tetrahydrofuranyl or tetrahydropyranyl; or a pharmaceutically-acceptable salt thereof. The compounds of the invention are inhibitors of the enzyme 5-lipoxygenase.
该发明涉及一种具有以下结构的化合物,其中Ar.sup.1是可选择取代的苯基或萘基;A.sup.1是(1-6C)烷基,(3-6C)烯基,(3-6C)炔基或环(3-6C)烷基;Ar.sup.2是可选择取代的苯基或含有最多三个氮原子的6元杂环基;R.sup.1是氢,(1-6C)烷基,(3-6C)烯基,(3-6C)炔基,氰基(1-4C)烷基或可选择取代的苯甲酰基;其中R.sup.2是氢,(1-6C)烷基,(2-6C)烯基,(2-6C)炔基或取代的(1-4C)烷基;R.sup.3是羟基(1-4C)烷基,巯基(1-4C)烷基,(1-4C)烷氧基(1-4C)烷基,(3-4C)烯氧基(1-4C)烷基,(3-4C)炔氧基(1-4C)烷基,(1-4C)烷氧基(2-4C)烷氧基(1-4C)烷基,(1-4C)烷基硫基(1-4C)烷基,(1-4C)烷基亚砜基(1-4C)烷基,(1-4C)烷基砜基(1-4C)烷基,(1-4C)烷氧羰基(1-4C)烷基,(2-4C)烷酰基(1-4C)烷基,(2-4C)烷酰氧基(1-4C)烷基或氰基(1-4C)烷基;或R.sup.3是环氧基丙烷基,环氧乙烷基,四氢呋喃基或四氢吡喃基;或其药用可接受的盐。该发明的化合物是5-脂氧合酶酶的抑制剂。