Pyrimidine or triazine derivative, process for preparing the same and herbicide using the same
申请人:UBE INDUSTRIES, LTD.
公开号:EP0517215A1
公开(公告)日:1992-12-09
Disclosed are a pyrimidine or triazine compound represented by the following formula (I):
wherein R¹ represents cyano group, a halogen atom, hydroxy group or -O-R⁷ where R⁷ represents a lower alkyl group, a lower alkenyl group, a lower alkynyl group, a halo-lower alkyl group or a cyano-lower alkyl group; R² represents hydrogen atom or a lower alkyl group; R³ represents hydrogen atom or a lower alkyl group; R⁴ represents a 1-imidazolyl group, -NHSO₂-R⁸ where R⁸ represents a lower alkyl group or a phenyl group which may have a substituent, hydroxy group, a lower alkoxy group or a benzyloxy group when Z is nitrogen atom; or a 1-imidazolyl group, -NHSO₂-R⁸ where R⁸ has the same meaning as defined above, hydroxy group, OK, a lower alkoxy group which may have a substituent, a lower alkenyloxy group, a lower alkynyloxy group, a cycloalkoxy group which may have a substituent, a phenoxy group, a benzyloxy group, a lower alkylthio group, a phenylthio group or an alkylsulfinylamino group when Z is -CH= group; R⁵ represents a lower alkoxy group; R⁶ represents a lower alkoxy group or a lower alkyl group; X represents oxygen atom or sulfur atom; and Z represents nitrogen atom or -CH= group.
processes for preparing the same and a herbicide containing the same as an active ingredient(s).
本发明公开了由下式(I)代表的嘧啶或三嗪化合物:
其中 R¹ 代表氰基、卤素原子、羟基或 -O-R⁷ 其中 R⁷ 代表低级烷基、低级烯基、低级炔基、卤代低级烷基或氰代低级烷基; R² 代表氢原子或低级烷基;R³ 代表氢原子或低级烷基; R⁴ 代表 1-咪唑基、-NHSO₂-R⁸,其中 R⁸ 代表低级烷基或苯基,当 Z 为氮原子时,可带有取代基、羟基、低级烷氧基或苄氧基;或 1-咪唑基、-NHSO₂-R⁸(其中 R⁸ 的含义与上文所定义的相同)、羟基、OK、可带有取代基的低级烷氧基、低级烯氧基、当 Z 为-CH=基团时,为低级烷氧基、低级炔氧基、环烷氧基(可带有取代基)、苯氧基、苄氧基、低级烷硫基、苯硫基或烷基亚磺酰氨基;R⁵ 代表低级烷氧基; R⁶ 代表低级烷氧基或低级烷基; X 代表氧原子或硫原子; Z 代表氮原子或 -CH= 基团。
制备上述物质和含有上述物质作为活性成分的除草剂的工艺。