申请人:Nihon Bayer Agrochem K.K.
公开号:US05207818A1
公开(公告)日:1993-05-04
Novel benzoxazines of the formula (I) ##STR1## wherein Q represents ##STR2## X represents hydrogen or fluorine; and R represents alkyl, alkenyl, alkynyl, cyclopropylmethyl, cyanoalkyl, alkoxyalkyl, or alkylthioalkyl; the use of the new compounds as herbicides, and novel compounds of the formula (IX) as intermediates ##STR3## wherein Y represents hydrogen, nitro, or amino; X represents hydrogen or fluorine; and R' represents hydrogen or R; but Y and X do not at the same time represent hydrogen; are disclosed.
化合物的新颖苯并噁嗪的化学式(I)如下所示:其中Q代表;X代表氢或氟;R代表烷基、烯基、炔基、环丙基甲基、氰基烷基、烷氧基烷基或烷硫基烷基;公开了这些新化合物作为除草剂的用途,以及作为中间体的新化合物的化学式(IX)如下所示:其中Y代表氢、硝基或氨基;X代表氢或氟;R'代表氢或R;但Y和X不同时代表氢。