申请人:Ciba-Geigy Corporation
公开号:US04854963A1
公开(公告)日:1989-08-08
N-(3,4-Dihydro-2,2-dioxo-1,2-benzoxathiin-8-ylsulfonyl)-N'-pyrimidinylureas , N-(3,4-dihydro-2,2-dioxo-1,2-benzoxathiin-8-yl-sulfonyl)-N'-triazolylurea s and N-(3,4-dihydro-2,2-dioxo-1,2-benzoxathiin-8-ylsulfonyl)-N'-triazinylureas of the formula ##STR1## wherein R.sup.1 is hydrogen, halogen, nitro, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 haloalkoxy, C.sub.1 -C.sub.4 alkoxycarbonyl, C.sub.1 -C.sub.4 alkylthio, C.sub.1 -C.sub.4 alkylsulfinyl, C.sub.1 -C.sub.4 alkylsulfonyl or C.sub.2 -C.sub.5 alkoxyalkoxy, R.sup.2 and R.sup.3 are each independently of the other hydrogen or C.sub.1 -C.sub.4 alkyl, R.sup.4 is hydrogen, methyl or ethyl, W is oxygen or sulfur, and A is a radical ##STR2## in which formulae the substituents E.sup.1, E.sup.2, X.sup.1, X.sup.2, X.sup.3, X.sup.4, X.sup.5, X.sup.6, X.sup.7, X.sup.8, Y.sup.1, Y.sup.2, Y.sup.3, Y.sup.4, Y.sup.6, Y.sup.6 1, Y.sup.8, Y.sup.8 1, Z.sup.3 and Z.sup.5 are customary organic radicals, and the salts thereof with amines, alkali metal bases or alkaline earth metal bases or with quaternary ammonium bases have good pre- and postemergence selective herbicidal and growth regulating properties.
该文献描述了一种化合物,包括以下三种类型:N-(3,4-二氢-2,2-二氧代-1,2-苯并噻吩-8-基磺酰基)-N'-嘧啶基脲、N-(3,4-二氢-2,2-二氧代-1,2-苯并噻吩-8-基磺酰基)-N'-三唑基脲和N-(3,4-二氢-2,2-二氧代-1,2-苯并噻吩-8-基磺酰基)-N'-三嗪基脲,其化学式为:其中,R1为氢、卤素、硝基、C1-C4烷基、C1-C4卤代烷基、C1-C4烷氧基、C1-C4卤代烷氧基、C1-C4烷氧羰基、C1-C4烷基硫醇基、C1-C4烷基亚砜基、C1-C4烷基磺酰基或C2-C5烷氧基烷氧基,R2和R3各自独立地为氢或C1-C4烷基,R4为氢、甲基或乙基,W为氧或硫,A为基团:其中,式中的取代基E1、E2、X1、X2、X3、X4、X5、X6、X7、X8、Y1、Y2、Y3、Y4、Y6、Y6'、Y8、Y8'、Z3和Z5为常见的有机基团。这些化合物与胺、碱金属基或碱土金属基或季铵盐基的盐具有良好的前后除草和生长调节特性。