2- (unsubstituted or substituted) (benzyloxy or phenoxy)-4-substituted-6-(meta-substituted phenoxy) pyridine, process for producing the same, and herbicidal composition
申请人:KUREHA KAGAKU KOGYO KABUSHIKI KAISHA
公开号:EP0692474A1
公开(公告)日:1996-01-17
A compound of formula (I) :
wherein:
R represents C₁-C₄ alkoxy or cyano;
each X, which may be identical or different if n is greater than 1, represents a halogen, C₁-C₄ alkoxy, C₁-C₄ alkyl, C₁-C₄ haloalkoxy, C₁-C₄ haloalkyl, C₁-C₄ haloalkylthio, C₃-C₅ alkenyloxy, or C₃-C₅ alkynyloxy;
Y represents trifluoromethyl, difluoromethoxy, trifluoromethoxy, or trifluoromethylthio;
m represents an integer of 0 or 1; and
n represents an integer of 0 to 5.
式 (I) 的化合物:
其中
R 代表 C₁-C₄ 烷氧基或氰基;
每个 X(如果 n 大于 1,可以相同或不同)代表卤素、C₁-C₄ 烷氧基、C₁-C 烷基、C₄-C₄ 烷氧基或氰基C₁-C₄烷基、C₁-C₄卤代烷氧基、C₁-C₄卤代烷基、C₁-C₄卤代烷基硫代、C₃-C₅烯氧基或 C₃-C₅炔氧基;
Y 代表三氟甲基、二氟甲氧基、三氟甲氧基或三氟甲硫基;
m 代表 0 或 1 的整数;以及
n 代表 0 至 5 的整数。