申请人:Fisons Limited
公开号:US04237127A1
公开(公告)日:1980-12-02
The substituted tetrazines of the formula: ##STR1## and of the formula: ##STR2## wherein: R.sup.1, R.sup.2 and R.sup.4 each represent hydrogen, phenyl, alkyl of 1 to 6 carbon atoms, or alkenyl or alkynyl of 3 to 6 carbon atoms, each of which may be unsubstituted or substituted by one or more halogen atoms, hydroxy groups, cyano groups, carboxy groups, alkoxycarbonyl groups of 2 to 5 carbon atoms, or alkoxy groups of 1 to 4 carbon atoms; or R.sup.1 and R.sup.2 together represent a single bond; R.sup.3 represents alkyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 7 carbon atoms, phenyl or phenylalkyl of 7 to 10 carbon atoms, each of which may be unsubstituted or substituted by one or more halogen atoms, alkyl or alkoxy groups of 1 to 6 carbon atoms, nitro groups, cyano groups, mercapto groups, or alkylmercapto groups of 1 to 4 carbon atoms; and R.sup.6 represents a phenyl group substituted in at least the 2-position by fluorine, chlorine, bromine or iodine; are effective to combat acarids and their eggs.
公式中的替代四氮唑:##STR1## 和公式:##STR2## 其中:R.sup.1、R.sup.2 和 R.sup.4 每个代表氢、苯基、1至6个碳原子的烷基,或3至6个碳原子的烯基或炔基,每个原子可以未被取代或被一个或多个卤素原子、羟基、氰基、羧基、2至5个碳原子的烷氧羰基或1至4个碳原子的烷氧基所取代;或者 R.sup.1 和 R.sup.2 一起代表一个单键;R.sup.3 代表1至6个碳原子的烷基,3至7个碳原子的环烷基,苯基或7至10个碳原子的苯基烷基,每个原子可以未被取代或被一个或多个卤素原子、烷基或烷氧基、1至6个碳原子的氮基、氰基、巯基或1至4个碳原子的烷基巯基所取代;R.sup.6 代表苯基,在至少2位被氟、氯、溴或碘取代;对抗螨虫及其卵是有效的。