申请人:Kumiai Chemical Industry Co., Ltd.
公开号:US04832729A1
公开(公告)日:1989-05-23
A picolinic acid derivative having the formula: ##STR1## wherein R is a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an alkali metal atom, an alkaline earth metal atom, an alkylammonium group or ##STR2## [wherein R.sup.11 is a hydrogen atom or an alkyl group, R.sup.12 is an alkoxycarbonyl group, a cyano group, a halogen atom, an acetyl group, a pivaloyl group, a benzoyl group, an alkoxy group, a phenoxy group, a halogenoacetyloxy group, a methylsulfonyloxy group, a hydroxyl group, an alkylthio group, an alkylsulfonyl group, a phenylthio group, a dialkylamino group, a naphthyl group, a pyridyl group, ##STR3## (wherein W is a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a phenoxy group, a nitro group or an alkoxycarbonyl group, and e is 1 or 2) or ##STR4## (wherein each of R.sup.3 and R.sup.4 which may be the same or different, is a hydrogen atom, an alkyl group, an alkenyl group or a phenyl group), and m is an integer of from 0 to 2], each of R.sup.1 and R.sup.2 which may be the same or different, is a halogen atom, a lower alkyl group, a lower alkoxy group or a lower haloalkoxy group, X is a hydrogen atom, a halogen atom or a lower alkyl group, Z is a methine group or a nitrogen atom, and n is 0 or 1, or a salt thereof.
一种具有以下结构式的吡啶甲酸衍生物:其中R是氢原子、烷基、烯基、炔基、碱金属原子、碱土金属原子、烷基铵基或[其中R11是氢原子或烷基,R12是羧酰氧基、氰基、卤素原子、乙酰基、戊酰基、苯甲酰基、烷氧基、苯氧基、卤代乙酰氧基、甲磺氧基、羟基、烷硫基、烷磺基、苯硫基、二烷基氨基、萘基、吡啶基、(其中W是氢原子、卤素原子、烷基、烷氧基、苯氧基、硝基或烷氧羰基,e为1或2)或(其中R3和R4分别是相同或不同的氢原子、烷基、烯基或苯基),m为0至2的整数],R1和R2分别是相同或不同的卤素原子、低烷基、低烷氧基或低卤代烷氧基,X是氢原子、卤素原子或低烷基,Z是亚甲基基团或氮原子,n为0或1,或其盐。