This invention relates to compounds of formula (I),
wherein R1 and R3 independently represent fluorine, methoxy, —OCF
3
, C
2
-C
3
-alkenyl or C
1
-C
4
-alkyl which is optionally substituted by chlorine, methoxy or one, two or three fluorine atoms; R2 represents hydrogen, fluorine, methoxy, —OCF
3
, C
2
-C
3
-alkenyl or C
1
-C
4
-alkyl which is optionally substituted by chlorine, methoxy or one, two or three fluorine atoms; X represents O, S, NH or N(C
1
-C
3
-alkyl); and Ar represents an unsubstituted or at least monosubstituted aryl or heteroaryl. Said compounds are inhibitors of poly(ADP-ribose) polymerase (PARP), and may be used for the treatment of a variety of disorders.
本发明涉及式(I)的化合物,其中R1和R3独立地表示
氟、甲氧基、—OCF3、C2-C3-烯基或C1-C4-烷基,其可选择地被
氯、甲氧基或一、二或三个
氟原子取代;R2表示氢、
氟、甲氧基、—OCF3、C2-C3-烯基或C1-C4-烷基,其可选择地被
氯、甲氧基或一、二或三个
氟原子取代;X表示O、S、NH或N(C1-C3-烷基);Ar表示未取代或至少单取代的芳基或杂环芳基。所述化合物是多聚(
ADP-
核糖)聚合酶(PARP)的
抑制剂,并可用于治疗多种疾病。