申请人:Laboratoire L. Lafon
公开号:US04151300A1
公开(公告)日:1979-04-24
The invention provides new acetohydroxamic acid derivatives, having interesting properties on the central nervous system, of the formula: R.sub.1 R.sub.2 R.sub.3 C--CO--NHOH, in which R.sub.2 and R.sub.3 are each hydrogen of C.sub.1-6 alkyl, and R.sub.1 is C.sub.1-6 alkyl Z.sub.1 Z.sub.2 N (where Z.sub.1 and Z.sub.2 are each phenyl, substituted phenyl, or cycloalkyl), substituted hydantoinyl, benzhydroxylcarboxamido, Z.sub.3 CH.sub.2 -- (where Z.sub.3 = optionally substituted aryl), Z.sub.4 --A-- (where Z.sub.4 is optionally substituted phenyl or naphthyl, and A is --NH--, --N(C.sub.1-4 alkyl)--, --N(C.sub.5-6 cycloalkyl)--, --NHCO--, --N(C.sub.1-4 alkyl)CO--, --N(C.sub.5-6 cycloalkyl)CO--, --CONH--, --CON(C.sub.1-4 alkyl)--, --CON(C.sub.5-6 cycloalkyl)--, --NHCONH--, --N(C.sub.5 H.sub.6 )CONH--, or --N(substituted phenyl)CONH--, optionally substituted benzimidazolyl, or an optionally substituted tricyclic radical, and their metal and acid addition salts.
该发明提供了新的乙酰羟肟酸衍生物,其具有对中枢神经系统有趣的性质,其化学式为:R.sub.1 R.sub.2 R.sub.3 C--CO--NHOH,其中R.sub.2和R.sub.3分别是C.sub.1-6烷基的氢,而R.sub.1是C.sub.1-6烷基Z.sub.1 Z.sub.2 N(其中Z.sub.1和Z.sub.2分别是苯基,取代苯基或环烷基),取代咪唑啉基,苯甲酰羟基甲酰胺基,Z.sub.3 CH.sub.2 --(其中Z.sub.3 = 可选取代芳基),Z.sub.4 --A--(其中Z.sub.4为可选取代的苯基或萘基,而A为--NH--,--N(C.sub.1-4烷基)--,--N(C.sub.5-6环烷基)--,--NHCO--,--N(C.sub.1-4烷基)CO--,--N(C.sub.5-6环烷基)CO--,--CONH--,--CON(C.sub.1-4烷基)--,--CON(C.sub.5-6环烷基)--,--NHCONH--,--N(C.sub.5 H.sub.6 )CONH--或--N(取代苯基)CONH--,可选取代苯并咪唑基或可选取代三环基,以及它们的金属和酸盐加合物。