申请人:Imperial Chemical Industries Limited
公开号:US04285723A1
公开(公告)日:1981-08-25
Herbicidal diphenyl ether compounds of the formula ##STR1## wherein R.sup.1 is an alkyl group optionally substituted by halogen or phenyl; R.sup.2 is hydrogen, halogen or nitro; R.sup.3 is hydrogen, halogen, alkyl, trifluoromethyl or cyano; R.sup.4 is hydrogen, halogen, or trifluoromethyl; R.sup.5 is halogen or trifluoromethyl; and R.sup.6 is hydrogen, or C.sub.1 -C.sub.4 alkyl. These compounds are useful as selective herbicides in a range of crops, for example, cotton, soya bean, peas, maize, wheat and rice.
草甘膦二苯醚类化合物的化学式为##STR1##其中R.sup.1是一个烷基,可以选择地被卤素或苯基取代;R.sup.2是氢,卤素或硝基;R.sup.3是氢,卤素,烷基,三氟甲基或氰基;R.sup.4是氢,卤素或三氟甲基;R.sup.5是卤素或三氟甲基;R.sup.6是氢,或C.sub.1 -C.sub.4烷基。这些化合物在一系列作物中具有选择性除草剂的用途,例如棉花、大豆、豌豆、玉米、小麦和稻米。