N-cyanoaryl nitrogen heterocycles

A compound of the formula (I) ##STR141## wherein, R.sup.1 represents hydrogen, fluorine, chlorine or bromine,

• R.sup.2 represents the group below ##STR142## in which A.sup.1 represents a radical from the group consisting of alkyl, alkenyl or alkinyl, each of which has up to 10 carbon atoms and each of which is optionally substituted by halogen, cyano or C.sub.1 -C.sub.4 -alkoxy, or
• A.sup.1 represents cycloalkyl or cycloalkylalkyl having 3 to 8 carbon atoms in the cycloalkyl moiety and, optionally, 1 to 4 carbon atoms in the alkyl moiety, each of which is optionally substituted by halogen, cyano or C.sub.1 -C.sub.4 -alkyl, or
• A.sup.1 represents aryl or arylalkyl having 6 or 10 carbon atoms in the aryl moiety and 1 to 4 carbon atoms in the alkyl moiety, each of which is optionally substituted by halogen, cyano, nitro, carboxyl, carbamoyl, by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulphinyl or C.sub.1 -C.sub.4 -alkylsulphonyl, which are in each case optionally substituted by fluorine, chlorine, or both by dimethylaminosulphonyl or diethylaminosulphonyl, by C.sub.1 -C.sub.4 -alkoxycarbonyl, which is optionally substituted by halogen, methoxy or ethoxy, by phenyl, phenyloxy or phenylthio, which are in each case optionally substituted by halogen, cyano, methyl, methoxy, trifluoromethyl, or trifluoromethoxy, or a combination thereof, or
• A.sup.1 represents heterocyclyl or heterocyclylalkyl having 2 to 6 carbon atoms and 1 to 4 nitrogen atoms or 1 to 2 oxygen or sulphur atoms or a combination thereof in the saturated or unsaturated heterocyclyl moiety and optionally, 1 to 4 carbon atoms in the alkyl moiety, each of which is optionally substituted by halogen, cyano, nitro, carboxyl, carbamoyl, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulphonyl, C.sub.1 -C.sub.4 -alkylsulphonyl or C.sub.1 -C.sub.4 -alkoxycarbonyl, which are in each case optionally substituted by halogen, by phenyl, phenoxy or phenylthio, which are in each case optionally substituted by halogen, cyano, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -halogenoalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -halogenoalkoxy, or a combination thereof,
• A.sup.3 represents alkylsulphonyl, which has up to 6 carbon atoms and which is optionally substituted by halogen or C.sub.1 -C.sub.4 -alkoxy, or represents cycloalkylsulphonyl or cycloalkylalkylsulphonyl, each of which has 3 to 8 carbon atoms in the cycloalkyl moiety and, optionally, 1 to 4 carbon atoms in the alkyl moiety and each of which is optionally substituted by halogen, cyano or C.sub.1 -C.sub.4 -alkyl, or represents phenylsulphonyl, naphthylsulphonyl, phenylmethylsulphonyl, thienylsulphonyl, pyrazolylsulphonyl, pyridinylsulphonyl or pyridinylmethylsulphonyl, which are in each case optionally substituted by halogen, cyano, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -halogenoalkyl, C.sub.1 -C.sub.4 -halogenoalkoxy or C.sub.1 -C.sub.4 -alkoxycarbonyl,
• R.sup.3 represents hydrogen, halogen, cyano, or alkyl having 1 to 6 carbon atoms which is substituted by halogen,
• R.sup.4 represents alkyl having 1 to 6 carbon atoms which is optionally substituted by halogen or C.sub.1 -C.sub.4 -alkoxy,
• Z represents one of the following groups ##STR143## where R.sup.5 represents hydrogen, or represents alkyl, alkenyl, alkinyl, alkylcarbonyl or alkoxycarbonyl, each of which has up to 6 carbon atoms and each of which is optionally substituted by fluorine, chlorine, bromine, cyano, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylcarbonyl or C.sub.1 -C.sub.4 -alkoxy-carbonyl, or represents amino or hydroxyl, in each case only bonded to N.