申请人:Sumitomo Chemical Company, Limited
公开号:US04039635A1
公开(公告)日:1977-08-02
Novel phosphorothioates represented by the formula, ##STR1## wherein R.sub.1 is a chlorine or bromine atom, R.sub.2 is methyl or ethyl group and R.sub.3 is a chlorine or bromine atom or nitro group, which have a low toxicity to men and beasts as well as fishes, no phytotoxicity to crops, excellent fungicidal effect on injurious epidemic soil fungi in agriculture, horticulture and the like, and a wide range of uses for prevention of soil epidemics to effect the growth promotion of crops.
新型磷硫酸酯的化学式为##STR1##其中R.sub.1为氯或溴原子,R.sub.2为甲基或乙基基团,R.sub.3为氯、溴原子或硝基基团。这些化合物对人类、动物和鱼类具有低毒性,对作物没有植物毒性,在农业、园艺等领域对有害的土壤真菌具有优异的杀菌效果,并具有广泛的用途,可预防土壤疫病,促进作物生长。