申请人:Hoffmann-La Roche Inc.
公开号:US04920119A1
公开(公告)日:1990-04-24
Compounds of the formula ##STR1## wherein A represents a grouping of the formula ##STR2## in which R.sup.1 and R.sup.2 each individually represent hydrogen, halogen, trifluoromethyl, nitro, amino, cyano, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.3 -C.sub.6 -alkenyloxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 14 C.sub.6 -alkanoylamino, aryloxy, aryl-(C.sub.1 -C.sub.6 -alkyl), aryl-(C.sub.1 -C.sub.6 -alkoxy), aryl-(C.sub.1 -C.sub.6 -alkoxy)carbonylamino or a group of the formula --O--CH.sub.2 --R.sup.3 or R.sup.1 and R.sup.2 on adjacent carbon atoms together represent a group of the formula --CH.dbd.CH--CH.dbd.CH-- or --CH.sub.2 --CH.sub.2 --O-- and R.sup.3 represents hydroxy-(C.sub.1 -C.sub.4 -alkyl) or vicinal dihydroxy-(C.sub.2 -C.sub.5 -alkyl), and pharmaceutically acceptable acid addition salts of those compounds of formula I in which R.sup.1 and/or R.sup.2 represents amino, possess xanthine oxidase inhibiting activity and can be used as medicaments, particularly for the control or prevention of ischemia or gout. These compounds can be manufactured according to known methods.
公式为##STR1##的化合物,其中A代表公式##STR2##中的一个基团,其中R.sup.1和R.sup.2分别代表氢、卤素、三氟甲基、硝基、氨基、氰基、C.sub.1 -C.sub.6 -烷基、C.sub.1 -C.sub.6 -烷氧基、C.sub.3 -C.sub.6 -烯氧基、C.sub.1 -C.sub.6 -硫代基、C.sub.1 14 C.sub.6 -酰胺基、芳氧基、芳基-(C.sub.1 -C.sub.6 -烷基)、芳基-(C.sub.1 -C.sub.6 -烷氧基)、芳基-(C.sub.1 -C.sub.6 -烷氧基)羰基氨基或一个基团的公式--O--CH.sub.2 --R.sup.3或相邻碳原子上的R.sup.1和R.sup.2共同表示公式--CH.dbd.CH--CH.dbd.CH--或--CH.sub.2 --CH.sub.2 --O--的一个基团,R.sup.3代表羟基-(C.sub.1 -C.sub.4 -烷基)或邻二羟基-(C.sub.2 -C.sub.5 -烷基),以及公式I中的这些化合物的药学可接受的酸盐加合物,其中R.sup.1和/或R.sup.2代表氨基,具有黄嘌呤氧化酶抑制活性,并可用作药物,特别用于控制或预防缺血或痛风。这些化合物可以按照已知方法制造。