申请人:ROHM AND HAAS COMPANY
公开号:EP0579425A1
公开(公告)日:1994-01-19
A class of 6-arylpyrimidines which is useful in the control of weeds is of the general formulae:
wherein R² is selected from hydrogen, halo, substituted or unsubstituted alkyl, haloalkyl, polyhaloalkyl, haloalkenyl, polyhaloalkenyl, haloalkynyl, polyhaloalkynyl, alkenyl, alkynyl, alkoxy, alkylthio, alkoxycarbonylalkyl, cyano, alkoxyalkyl, alkoxycarbonyl, cycloalkyl, aralkyl, alkylamino, dialkylamino, or dialkylaminocarbonyl group; R³ is an alkyl, alkenyl, alkynyl, or haloalkyl group; R⁵ is an alkyl, alkenyl, alkynyl, alkenynyl, or alkoxyalkyl, group; R⁶ is an aryl group (e.g. aromatic ring); and X is oxygen or sulfur. R² and R³ may form a fused ring.
有一类 6-芳基嘧啶类化合物可用于控制杂草,其通式如下:
其中 R² 选自氢、卤素、取代或未取代的烷基、卤代烷基、多卤代烷基、卤代烯基、多卤代烯基、卤代炔基、多卤代炔基、烯基、炔基、烷氧基、烷硫基、烷氧羰基、氰基、烷氧基烷基、烷氧羰基、环烷基、芳基、烷基氨基、二烷基氨基或二烷基氨基羰基;R³ 是烷基、烯基、炔基或卤代烷基; R⁵ 是烷基、烯基、炔基、烯炔基或烷氧基烷基; R⁶ 是芳基(如芳香环);以及 X⁶ 是芳香基(如芳香环)。例如芳香环);X 是氧或硫。R² 和 R³ 可形成一个融合环。