申请人:Korea Research Institute of Chemical Technology
公开号:US05242944A1
公开(公告)日:1993-09-07
The present invention provides novel phenylacetamide derivatives having the following formula ##STR1## wherein: X is a hydrogen, halogen, hydroxy, nitro, amino, R.sup.1, NR.sup.1 R.sup.2, NHR.sup.1 or OR.sup.1 wherein R.sup.1 and R.sup.2 are an optionally substituted C.sub.1-8 alkyl, cycloalkyl or benzyl group, respectively; Y, which may be the same or different when p is greater than 1, is a hydrogen, halogen, methylenedioxy, hydroxy, trifluoromethyl, R.sup.3 or OR.sup.3 wherein R.sup.3 is an optionally substituted C.sub.1-8 alkyl or benzyl group; n is an integer from 1 to 6; and p is an integer from 1 to 5; and pharmaceutically acceptable salts thereof which have powerful analgesic and anti-inflammatory activities. The invention also provides processes for preparing these compounds and pharmaceutical compositions containing them as an active ingredient.
本发明提供了具有以下式子的新型苯乙酰胺衍生物:##STR1##
其中:
X是氢、卤素、羟基、硝基、氨基、R1、NR1R2、NHR1或OR1,其中R1和R2分别是C1-8烷基、环烷基或苄基,可以选择性地被取代;
当p大于1时,Y可以相同也可以不同,是氢、卤素、亚甲二氧基、羟基、三氟甲基、R3或OR3,其中R3是可以选择性地被取代的C1-8烷基或苄基;
n是1到6的整数;
p是1到5的整数;
以及其药学上可接受的盐,具有强大的镇痛和抗炎活性。本发明还提供了制备这些化合物的方法和含有它们作为活性成分的制药组合物。