申请人:Ciba-Geigy Corporation
公开号:US05229384A1
公开(公告)日:1993-07-20
Novel benzo-1,2,3-thiadiazole derivatives of the formula ##STR1## in which; A is --OR.sub.4, --SR.sub.4, --N(R.sub.5)R.sub.6, --N(R.sub.7)--N(R.sub.5)R.sub.6, --O--N.dbd.C(R.sub.8)R.sub.9, --N(R.sub.7)--OR.sub.10, or ##STR2## R.sub.4 is C.sub.1 -C.sub.18 alkyl, C.sub.3 -C.sub.35 alkyl which is interrupted by an oxygen or sulfur atom, C.sub.1 -C.sub.8 alkyl which is substituted by halogen or --COOR.sub.7, C.sub.3 -C.sub.6 alkenyl which is unsubstituted or substituted by halogen, C.sub.3 -C.sub.6 alkinyl which is unsubstituted or substituted by halogen, C.sub.4 -C.sub.7 cycloalkyl which is unsubstituted or substituted by halogen or methyl, an aryl or heterocyclic radical U having not more than 3 heteroatoms O, N and/or S, or a radical U which is linked via an alkylene bridge containing not more than 6 carbon atoms and up to 2 oxygen atoms. The novel active substances have plant protection properties and are particularly suitable for preventive protection of plants against attack by phytopathogenic microorganisms such as fungi, bacteria and viruses.
本发明涉及一种benzo-1,2,3-噻二唑衍生物,其化学式为##STR1##其中;A为--OR.sub.4、--SR.sub.4、--N(R.sub.5)R.sub.6、--N(R.sub.7)--N(R.sub.5)R.sub.6、--O--N.dbd.C(R.sub.8)R.sub.9、--N(R.sub.7)--OR.sub.10或##STR2##R.sub.4为C.sub.1-C.sub.18烷基、被氧或硫原子中断的C.sub.3-C.sub.35烷基、被卤素或--COOR.sub.7取代的C.sub.1-C.sub.8烷基、未取代或被卤素取代的C.sub.3-C.sub.6烯基、未取代或被卤素取代的C.sub.3-C.sub.6炔基、未取代或被卤素或甲基取代的C.sub.4-C.sub.7环烷基、具有不超过3个杂原子O、N和/或S的芳基或杂环基U,或者通过含有不超过6个碳原子和最多2个氧原子的烷基桥连接的基团U。这种新的活性物质具有植物保护性能,特别适用于预防保护植物免受植物病原微生物(如真菌、细菌和病毒)的攻击。