申请人:Korea Research Institute of Chemical Technology
公开号:US05489687A1
公开(公告)日:1996-02-06
The present invention relates to novel quinolinyloxadiazole derivatives of the following formula (I) having processes for their preparation and their use as herbicides and plant growth regulants, especially their use in the selective kill and control of barnyardgrass in the presence of rice. ##STR1## wherein, A and B are selected from the group consisting of hydrogen, halogen and C.sub.1 -C.sub.3 lower alkyl; R is a C.sub.3 -C.sub.4 alkyl or cycloalkyl, phenyl, pyridyl, benzyl, phenoxyalkyl or phenylthioalkyl, and aromatic groups in these radicals are optionally substituted with 1.about.3 substituents selected from the group consisting of halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio C.sub.2 -C.sub.6 alkoxyalkyl and an anolog thereof.
本发明涉及以下式(I)的新型喹啉氧二唑衍生物,其具有其制备过程以及作为除草剂和植物生长调节剂的用途,特别是它们在水稻存在的情况下对莠草的选择性杀灭和控制的用途。其中,A和B选自氢、卤素和C.sub.1-C.sub.3较低的烷基;R是C.sub.3-C.sub.4烷基或环烷基、苯基、吡啶基、苄基、苯氧基烷基或苯硫基烷基,这些基团中的芳香基可选择地被1-3个来自卤素、C.sub.1-C.sub.4烷基、C.sub.1-C.sub.4烷氧基、C.sub.1-C.sub.4烷基硫基、C.sub.2-C.sub.6烷氧基烷基和其类似物的取代基所取代。