申请人:Merck Sharp and Dohme Ltd.
公开号:US05134146A1
公开(公告)日:1992-07-28
The use of compounds for formula (I): ##STR1## or a salt or prodrug thereof; wherein one of X, Y, or Z is an oxygen or sulphur atom and the other two are nitrogen atoms, and the dotted circle represents two double bonds thus forming a 1,3,4-oxadiazole, 1,2,4-oxadiazole, 1,3,4-thiadiazole or 1,2,4-thiadiazole nucleus; R.sup.1 represents a non-aromatic azacyclic or azabicyclic ring system selected from ##STR2## wherein the broken line represents an optional chemical bond; the substituents R.sup.3 and R.sup.4 may be present at any position, including the point of attachment to the oxa- or thia-diazole ring, and independently represent hydrogen, C.sub.1-4 alkyl, halo, C.sub.1-4 alkoxy, hydroxy or carboxy, or R.sup.3 and R.sup.4 together represent carbonyl; the group R.sup.5 represents hydrogen or C.sub.1-4 alkyl; and R.sup.2 represents hydrogen, C.sub.1-8 hydrogen, C.sub.1-8 alkyl optionally substituted by hydroxy or fluoro, C.sub.2-8 alkenyl, OR.sup.7, SR.sup.7, NR.sup.7 R.sup.8, CN, CO.sub.2 R.sup.7, CONR.sup.7 R.sup.8 OR NHCONHR.sup.9 where R.sup.9 is C.sub.1-4 alkyl; wherein R.sup.7 and R.sup.8 independently represent hydrogen or saturated or unsaturated C.sub.1-4 alkyl provided that, when R.sup.7 and R.sup.8 in NR.sup.7 R.sup.8 are both hydrogen, at least one of R.sup.3 and R.sup.4 is C.sub.1-4 alkyl, in the treatment of glaucoma, novel compounds having such use, formulations containing them and their synthesis.
化合物用于公式(I):##STR1##或其盐或前药;其中X、Y或Z中的一个是氧或硫原子,另外两个是氮原子,虚线圆圈表示两个双键,从而形成1,3,4-噁二唑,1,2,4-噁二唑,1,3,4-噻二唑或1,2,4-噻二唑核;R.sup.1表示从##STR2##中选择的非芳香族氮杂环或氮杂双环环系;其中断线表示可选的化学键;取代基R.sup.3和R.sup.4可以出现在任何位置,包括连接到氧杂或硫杂噻唑环的位置,并且独立地表示氢,C.sub.1-4烷基,卤素,C.sub.1-4烷氧基,羟基或羧基,或R.sup.3和R.sup.4一起表示羰基;基团R.sup.5表示氢或C.sub.1-4烷基;R.sup.2表示氢,C.sub.1-8氢,C.sub.1-8烷基(可选地被羟基或氟取代),C.sub.2-8烯基,OR.sup.7,SR.sup.7,NR.sup.7R.sup.8,CN,CO.sub.2R.sup.7,CONR.sup.7R.sup.8或NHCONHR.sup.9,其中R.sup.9是C.sub.1-4烷基;其中R.sup.7和R.sup.8独立地表示氢或饱和或不饱和的C.sub.1-4烷基,只要在NR.sup.7R.sup.8中R.sup.7和R.sup.8都是氢时,R.sup.3和R.sup.4中至少有一个是C.sub.1-4烷基,在青光眼的治疗中使用这种新化合物,含有它们的制剂及其合成。