申请人:SHELL INTERNATIONALE RESEARCH
MAATSCHAPPIJ B.V.
公开号:EP0806414A1
公开(公告)日:1997-11-12
The invention provides compounds of the general formula
in which
R1 represents a hydrogen or halogen atom or a C1-6 alkyl or C1-6 haloalkyl group; the or each group X independently represents a halogen atom, a C1-6 alkyl or C1-6 alkoxy group each optionally substituted by at least one substituent selected from halogen atoms, phenyl, cyano, amino, hydroxyl, C1-6 alkoxy and (C1-6 alkyl)amino groups or a C2-6 alkenyloxy, C2-6 alkynyloxy, cyano, carboxy, C1-6 alkoxycarbonyl, (C1-6 alkylthio)carbonyl, C1-6 alkylcarbonyl, amido, C1-6 alkylamido, nitro, C1-6 alkylthio, C1-6 haloalkylthio, C2-6 alkenylthio, C2-6 alkynylthio, C1-6 alkylsulphinyl, C1-6 alkylsulphonyl, C1-6 alkyloximino-C1-6 alkyl, or C2-6 alkenyloximino-C1-6 alkyl group;
n is O or represents an integer from 1 to 5; and
L is a leaving group selected from halogen atoms, hydroxy and alkoxy groups, and a group of the general formula -O-CO-Q, where Q represents an alkyl group or a group of the formula
in which R1, X and n are as defined above;
with the proviso that the compound is not methyl-6-(3-α,α,α-trifluoromethylphenoxy)picolinate, methyl-6-(3-methoxyphenoxy)picolinate, methyl-6-(3-chlorophenoxy)picolinate, or methyl-6-phenoxypicolinate.
and compounds of the general formula
in which
R1 is as defined above ;
Hal represents a halogen atom;
R2 represents a hydrogen atom or a C1-6 alkyl group;
q represents 0 or 1;
R3 represents a hydrogen atom or a C1-6 alkyl or C2-6 alkenyl group ;
the or each group Y independently represents a halogen atom or a C1-6 alkyl, nitro, cyano, C1-6 haloalkyl, C1-6 alkoxy or C1-6 haloalkoxy group ; and
m is 0 or represents an integer from 1 to 5.
本发明提供通式如下的化合物
其中
R1代表氢原子或卤素原子或C1-6烷基或C1-6卤代烷基;或每个基团 X 独立地代表卤素原子、C1-6 烷基或 C1-6 烷氧基,每个基团任选被至少一个选自卤素原子、苯基、氰基、氨基、羟基、C1-6 烷氧基和 (C1-6 烷基)氨基或 C2-6 烯氧基、C2-6 烷炔氧基、氰基、羧基、C1-6 烷氧基羰基、(C1-6 烷基)氨基的取代基取代、羧基、C1-6 烷氧基羰基、(C1-6 烷硫基)羰基、C1-6 烷基羰基、氨基、C1-6 烷基氨基、硝基、C1-6 烷硫基、C1-6 卤代烷硫基、C2-6 烯硫基、C2-6 烷炔硫基、C1-6 烷基亚磺酰基、C1-6 烷基磺酰基、C1-6 烷氧基亚氨基-C1-6 烷基或 C2-6 烯氧基亚氨基-C1-6 烷基;
n 是 O 或代表 1 至 5 的整数;以及
L 是一个离去基团,选自卤素原子、羟基、烷氧基和通式为 -O-CO-Q 的基团,其中 Q 代表烷基或通式为 -O-CO-Q 的基团。
其中 R1、X 和 n 如上定义;
但该化合物不是 6-(3-α,α,α-三氟甲基苯氧基)吡啶甲酸甲酯、6-(3-甲氧基苯氧基)吡啶甲酸甲酯、6-(3-氯苯氧基)吡啶甲酸甲酯或 6-苯氧基吡啶甲酸甲酯。
以及通式如下的化合物
其中
R1 如上定义;
Hal 代表卤素原子
R2 代表氢原子或 C1-6 烷基;
q 代表 0 或 1;
R3 代表氢原子或 C1-6 烷基或 C2-6 烯基;
Y代表卤原子或C1-6烷基、硝基、氰基、C1-6卤代烷基、C1-6烷氧基或C1-6卤代烷氧基;以及
m 为 0 或代表 1 至 5 的整数。