Compounds of formula (I) in which R1 represent a group selected from halo(C1-C6)alkoxy, (C1-C6)alkyl, (C1-C6)alkoxy, (C1-C6)alkylthio, phenyl, cyclohexyl and a heterocycle, each of these groups being optionally substituted with one or two groups as defined in the description, R2 represents a group -U-R4 in which U represents a linear (C1-C4)alkylene chain optionally substituted with a group selected from carboxyl, carboxy(C1-C6)alkyl-, (C1-C6)alkyloxycarbonyl and (C 1-C6)alkyloxycarbonyl(C1-C6)alkyl-,o R4 represents a phenyl, cyclohexyl or morpholin-4-yl group, each of these groups being optionally substituted with one or two groups as defined in the description, the optical isomers thereof or the addition salts thereof with a pharmaceutically acceptable acid or base,and pharmaceutical compositions containing them, which are useful for treating pathologies associated with an inhibition of metalloproteases, and more specifically an inhibition of metalloprotease
化合物(I)的
化学式中,R1代表从卤(C1-C6)烷氧基,(C1-C6)烷基,(C1-C6)烷氧基,(C1-C6)烷基
硫醚,苯基,环己基和杂环中选择的一个基团,这些基团可以选择性地用定义中的一个或两个基团进行取代,R2代表一个-U-R4基团,其中U代表一个线性的(C1-C4)烷基链,该链可以选择性地用从羧基,羧基(C1-C6)烷基,(C1-C6)烷氧羰基和(C1-C6)烷氧羰基(C1-C6)烷基中选择的一个基团进行取代,R4代表苯基,环己基或
吗啡啉-4-基团,这些基团可以选择性地用定义中的一个或两个基团进行取代,它们的光学异构体或与药学上可接受的酸或碱形成的加合物,以及包含它们的制药组合物,这些化合物在治疗与
金属
蛋白酶抑制有关的病理过程中非常有用,更具体地说是
金属
蛋白酶抑制。