申请人:Hoechst Aktiengesellschaft
公开号:US05028728A1
公开(公告)日:1991-07-02
Process for the preparation of compounds of the formula I ##STR1## in which R.sup.1 denotes NO.sub.2 or NH.sub.2 and R.sup.2 denotes a radical of a cycloaliphatic amine having 6 ring atoms and a total of not more than 10 carbon atoms, a benzylamine radical, an aniline radical which contains up to three substituents belonging to the group comprising alkyl, alkoxy, chlorine and bromine, not more than two of which can be halogen and not more than one of which can be alkoxy, and contains a total of not more than 10 carbon atoms, or which contains a trifluoromethyl or phenoxy group, or R.sup.2 denotes the phenylmercapto radical or the benzylmercapto radical, compounds of the formula I in which R.sup.1 is NO.sub.2 or NH.sub.2 and R.sup.2 denotes a radical of a cycloaliphatic amine having 6 ring atoms and a total of not more than 10 carbon atoms, a benzylamine radical, an aniline radical which contains at least one, but up to three, substituents belonging to the group comprising alkyl, alkoxy, chlorine and bromine, not more than two of which can be halogen and not more than one of which can be alkoxy, and contains a total of not more than 10 carbon atoms, or which contains a trifluoromethyl group, or R.sup.2 denotes the phenylmercapto radical or the benzylmercapto radical, and also compounds of the formula II ##STR2## in which R.sup.3 denotes hydrogen or NO.sub.2 and R.sup.4 denotes OMes, OTos or OBros, and also a process for the preparation of compounds of the formula II.
公式I的化合物制备过程,其中R.sup.1表示NO.sub.2或NH.sub.2,R.sup.2表示具有6个环原子和总碳原子数不超过10个的环脂肪胺基团的基团,苯甲胺基团,含有最多三个取代基的苯胺基团,所述取代基属于烷基,烷氧基,氯和溴的组,其中最多两个可以是卤素,最多一个可以是烷氧基,并且总碳原子数不超过10个,或者含有三氟甲基或苯氧基团,或者R.sup.2表示苯硫醇基团或苯甲硫醇基团。公式I的化合物制备过程,其中R.sup.1表示NO.sub.2或NH.sub.2,R.sup.2表示具有6个环原子和总碳原子数不超过10个的环脂肪胺基团的基团,苯甲胺基团,含有至少一个但最多三个取代基的苯胺基团,所述取代基属于烷基,烷氧基,氯和溴的组,其中最多两个可以是卤素,最多一个可以是烷氧基,并且总碳原子数不超过10个,或者含有三氟甲基团,或者R.sup.2表示苯硫醇基团或苯甲硫醇基团,以及公式II的化合物制备过程,其中R.sup.3表示氢或NO.sub.2,R.sup.4表示OMes,OTos或OBros。