申请人:FMC Corporation
公开号:US05073564A1
公开(公告)日:1991-12-17
Ethynylbenzothiophene compounds of the following formula are effective as pesticides. ##STR1## wherein R is selected from ##STR2## R.sup.1 is selected from hydrogen, halogen, lower alkyl, lower haloalkyl, and phenylethynyl; R.sup.2 is selected from hydrogen, halogen, lower alkyl, lower alkylthio, lower haloalkenyl, haloalkenylthio, phenyl lower alkenyl, formyl, lower alkoxycarbonyl, carboxy lower alkenyl, lower alkoxycarbonyl lower alkenyl, phenyl, 2-thienyl, and methylthien-2-yl; R.sup.3 is selected from alkyl, lower trialkylsilyl, lower haloalkyl, hydroxyalkyl, alkylcarbonyl, methylthien-2-yl, 2-thienyl, and benzothien-2-yl; R.sup.4 is selected from hydrogen, halogen, lower alkyl, lower haloalkyl, lower alkoxy, lower haloalkylthio, lower alkoxycarbonyl, amino, and alkylcarbonylamino; and R.sup.5 is selected from hydrogen, lower alkyl and lower haloalkyl.
以下化学式的乙炔基苯并噻吩化合物作为杀虫剂具有有效性。其中R来自以下选择:R^1来自氢、卤素、较低烷基、较低卤代烷基和苯乙炔基;R^2来自氢、卤素、较低烷基、较低烷硫基、较低卤代烯基、卤代烯基硫、苯基较低烯基、甲酰基、较低烷氧羰基、羧基较低烯基、较低烷氧羰基较低烯基、苯基、2-噻吩基和甲基噻吩-2-基;R^3来自烷基、较低三烷基硅基、较低卤代烷基、羟基烷基、烷基羰基、甲基噻吩-2-基、2-噻吩基和苯并噻吩-2-基;R^4来自氢、卤素、较低烷基、较低卤代烷基、较低烷氧、较低卤代烷硫、较低烷氧羰基、氨基和烷基羰基氨基;R^5来自氢、较低烷基和较低卤代烷基。