申请人:Ciba-Geigy Corporation
公开号:US04533499A1
公开(公告)日:1985-08-06
A process for the production of a compound of formula ##STR1## which comprises reacting a compound of formula ##STR2## or a mixture of the compounds (2a) and (2b) with a compound ZH or a compound of formula ##STR3## or a mixture of the compounds (2c) and (2d) with a compound YH, both reactions under acidic conditions, wherein X and Y are the same or different and each represents an aromatic carbocyclic radical having an unsubstituted or substituted amino group in the para position to the indicated bond, or a heterocyclic group, and Z represents an aryl radical of formula ##STR4## wherein R.sub.1 and R.sub.2 independently of one another represent hydrogen, C.sub.1 -C.sub.12 alkyl, C.sub.2 -C.sub.8 -alkoxyalkyl, cycloalkyl, aralkyl, aryl, or substituted alkyl, cycloalkyl, aralkyl or aryl, or R.sub.1 and R.sub.2 together with the nitrogen atom which links them represent a five- or six-membered, preferably saturated, heterocyclic radical and W represents hydroxy, alkoxy, aryloxy, amino or substituted amino, and the aromatic carbocyclic radical of formula (1a) or (1b) may be further substituted by one or more halogen, cyano, nitro, alkyl of 1 to 4 carbon atoms or alkoxy of 1 to 4 carbon atoms, V represents oxygen, sulphur or imino and T.sub.1 and T.sub.2 independently represent hydrogen, C.sub.1 -C.sub.12 -alkyl, C.sub.2 -C.sub.12 -alkenyl, aryl, aralkyl, and T.sub.1 also amido or ureido, or T.sub.1 and T.sub.2 together with the nitrogen atom which links them represent a five- or six-membered heterocyclic radical.
一种制备公式##STR1##化合物的方法,包括在酸性条件下反应公式##STR2##化合物或化合物(2a)和(2b)的混合物与化合物ZH或公式##STR3##化合物或化合物(2c)和(2d)的混合物与化合物YH,其中X和Y相同或不同,每个表示带有未取代或取代的氨基固定在所示键的对位的芳香碳环基团或杂环基团,Z表示公式##STR4##的芳基基团,其中R.sub.1和R.sub.2分别独立地表示氢,C.sub.1-C.sub.12烷基,C.sub.2-C.sub.8-烷氧基烷基,环烷基,芳基烷基,芳基或取代的烷基,环烷基,芳基烷基或芳基,或R.sub.1和R.sub.2与连接它们的氮原子一起表示五元或六元,优选为饱和杂环基团,W表示羟基,烷氧基,芳氧基,氨基或取代氨基,公式(1a)或(1b)的芳香碳环基团可以进一步取代一个或多个卤素,氰基,硝基,1至4个碳原子的烷基或1至4个碳原子的烷氧基,V表示氧,硫或亚胺,T.sub.1和T.sub.2分别独立地表示氢,C.sub.1-C.sub.12烷基,C.sub.2-C.sub.12烯基,芳基,芳基烷基,T.sub.1还表示酰胺基或脲基,或T.sub.1和T.sub.2与连接它们的氮原子一起表示五元或六元杂环基团。