申请人:KUMIAI CHEMICAL INDUSTRY CO., LTD.
公开号:EP0287072A2
公开(公告)日:1988-10-19
A 2-phenoxypyrimidine derivative having the formula:
wherein X is a halogen atom or
wherein X¹ is a halogen atom, a lower alkyl group or a lower alkoxy group and k is 0, 1 or 2; R¹ is a hydrogen atom, a benzyl group, -(CH₂)mR³ wherein R³ is a cyano group, a formyl group, a dialkylamino group, a phenyl group, a pyridyl group, a trimethylsilyl group, a naphthyl group, an alkoxycarbonyl group, a benzoyl group, an alkylthio group, a phenylthio group, an alkylsulfonyl group or a benzyloxy group and m is 1, 2 or 3, or
wherein R⁴ is a hydrogen atom or a lower alkyl group, R⁵ is a lower alkyl group or
wherein X² is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group or a nitro group, n is 0 or 1, provided that when R⁵ is an alkyl group, n is 1; and R² is a chlorine atom or a methoxy group, provided that when R¹ is a hydrogen atom or a benzyl group, X is
and R² is a methoxy group, when R¹ is
X is a chlorine atom at the 6-position and R² is a methoxy group, and when R¹ is -(CH₂)mR³, X is a halogen atom at the 6-position.
一种 2-苯氧基嘧啶衍生物,其式如下
其中 X 是卤素原子或
其中 X¹ 为卤素原子、低级烷基或低级烷氧基,k 为 0、1 或 2;R¹ 是氢原子、苄基、-(CH₂)mR³,其中 R³ 是氰基、甲酰基、二烷基氨基、苯基、吡啶基、三甲基硅基、萘基、烷氧基羰基、苯甲酰基、烷硫基、苯硫基、烷基磺酰基或苄氧基,且 m 是 1、2 或 3,或
其中 R⁴ 是氢原子或低级烷基,R⁵ 是低级烷基或
其中 X² 为氢原子、卤素原子、低级烷基、低级烷氧基或硝基,n 为 0 或 1,但当 R⁵ 为烷基时,n 为 1;R² 为氯原子或甲氧基,但当 R¹ 为氢原子或苄基时,X 为氯原子或甲氧基。
和 R² 是甲氧基,当 R¹ 是
当 R¹ 是-(CH₂)mR³时,X 是位于 6 位的卤素原子。