The invention relates to thiadiazole compounds, compositions containing such compounds, their use for controlling animal pests including arthropods, insects and nematodes, and to processes and intermediates for the preparation of the thiadiazole compounds.本發明關於噻二唑化合物,含有此等化合物之組成物,彼等用於控制害蟲(包括節肢動物、昆蟲和線蟲)之用途,及用於製備該噻二唑化合物之方法及中間物。