Disclosed herein are pyrazole derivatives which are represented by the following formula (I):
wherein R1 represents a C1-C4- alkyl group or a benzyl group; R2 represents a hydrogen atom or a C1-C4- alkyl group; X represents a hydrogen atom, a halogen atom or a C1-C4- alkyl group; R2 may combine with X to form
wherein R5 represents a hydrogen atom or a C1-C3 alkyl group; R3 represents a hydrogen atom or a C1-C4- alkyl group; R4s independently represent a hydrogen atom, a halogen atom, a C1-CS alkyl group, a C1-C4- alkoxy group, a C1-C4- alkylthio group, a trifluoromethyl group, a C1-C4- haloalkoxy group, a phenyl group, an alkyl-substituted phenyl group or
wherein Y represents an oxygen atom or a sulfur atom, R6s independently represent a hydrogen atom, a C1-C4 alkyl group, a C1-C4- alkoxy group, a halogen atom, a nitro group, a cyano group or a trifluoromethyl group and n represents 1 or 2, adjacent R4s being able to combine together to form
wherein R7 represents a hydrogen atom or a methyl group; ℓ represents 0 or 1; and m represents 1, 2 or 3.
The pyrazole derivatives of the formula (I) show a high activity suitable for active ingredient of insecticidal and miticidal composition as well as fungicidal composition.
本文公开的
吡唑衍
生物由下式(I)表示:
其中 R1 代表 C1-C4- 烷基或苄基; R2 代表氢原子或 C1-C4- 烷基; X 代表氢原子、卤素原子或 C1-C4- 烷基; R2 可与 X 结合形成
其中 R5 代表氢原子或 C1-C3 烷基; R3 代表氢原子或 C1-C4- 烷基; R4s 独立地代表氢原子、卤素原子、C1-CS 烷基、C1-C4-烷氧基、C1-C4-烷
硫基、三
氟甲基、C1-C4-卤代烷氧基、苯基、烷基取代的苯基或
其中 Y 代表氧原子或
硫原子,R6s 独立地代表氢原子、C1-C4-烷基、C1-C4-烷氧基、卤素原子、硝基、
氰基或三
氟甲基,n 代表 1 或 2,相邻的 R4s 可结合在一起形成
其中 R7 代表氢原子或甲基;ℓ 代表 0 或 1;m 代表 1、2 或 3。
式(I)的
吡唑衍
生物具有很高的活性,适合作为杀虫、
杀螨剂和杀真菌剂的活性成分。