Thienyl- and furylpyrrole derivatives, their preparation and their use as insecticides and acaricides
申请人:AMERICAN CYANAMID COMPANY
公开号:EP0641794A1
公开(公告)日:1995-03-08
There are provided thienyl- and furylpyrrole compounds of formula I
wherein
R, R₁ and R₂are each independently hydrogen, halogen, NO₂ or CHO, and when R₁ and R₂ are taken together with the carbon atoms to which they are attached, they may form a ring in which R₁R₂ is represented by the structure:
L, T, V and Ware each independently hydrogen, halogen, CN or NO₂;
Ais O or S;
Xis CN, NO₂, C₁-C₆ haloalkyl, S(O)mCF₂R₃ or C(S)NR₄R₅;
R₃is hydrogen, F, Cl, Br, CF₂H, CCl₂H, CClFH, CF₃ or CCl₃;
mis an integer of 0, 1 or 2;
R₄ and R₅are each independently hydrogen,
C₁-C₄ alkyl optionally substituted with one or more halogen atoms, or
phenyl optionally substituted with one or more halogen atoms,
NO₂ groups,
CN groups,
C₁-C₄ alkyl groups optionally substituted with one or more halogen atoms, or
C₁-C₄ alkoxy groups optionally substituted with one or more halogen atoms;
Yis hydrogen, halogen, C₁-C₆ haloalkyl, S(O)mCF₂R₃, CN or
phenyl optionally substituted with one or more halogen atoms,
NO₂ groups,
CN groups,
C₁-C₄ alkyl groups optionally substituted with one or more halogen atoms, or
C₁-C₄ alkoxy groups optionally substituted with one or more halogen atoms;
Zis hydrogen, halogen or C₁-C₆ haloalkyl;
Bis R₆, OR₆ or CN;
R₆is as defined in the specification provided that when A is S, X is S(O)mCF₂R₃ and Z is hydrogen, then Y is hydrogen, halogen, C₁-C₆ haloalkyl, S(O)mCF₂R₃ or CN; and further provided that when the pyrrole ring is substituted with hydrogen at each of the pyrrole carbon atoms adjacent to the ring nitrogen atom, then X cannot be CN or NO₂, and their use for the control of insects and acarina.
Further provided are compositions and methods comprising those compounds for the protection of plants from attack by insects and acarina.
提供了式 I 的噻吩基和呋喃基吡咯化合物
其中
R、R₁ 和 R₂ 各自独立地为氢、卤素、NO₂ 或 CHO,当 R₁ 和 R₂ 连同它们所连接的碳原子时,它们可以形成一个环,其中 R₁R₂ 由结构表示:
L、T、V 和 Ware 各自独立地为氢、卤素、CN 或 NO₂;
A 是 O 或 S;
X是CN、NO₂、C₁-C₆卤代烷基、S(O)mCF₂R₃或C(S)NR₄R₅;
R₃ 是氢、F、Cl、Br、CF₂H、CCl₂H、CClFH、CF₃ 或 CCl₃;
误为 0、1 或 2 的整数;
R₄ 和 R₅ 各自独立地为氢、
任选被一个或多个卤素原子取代的 C₁-C₄ 烷基,或
任选被一个或多个卤素原子取代的苯基、
NO₂ 基团、
CN 基团、
可选择被一个或多个卤素原子取代的 C₁-C₄ 烷基,或
任选被一个或多个卤素原子取代的 C₁-C₄ 烷氧基;
Y是氢、卤素、C₁-C₆卤代烷基、S(O)mCF₂R₃、CN或
任选被一个或多个卤素原子取代的苯基、
NO₂ 基团、
CN 基团、
可选择被一个或多个卤素原子取代的 C₁-C₄ 烷基,或
任选被一个或多个卤素原子取代的 C₁-C₄ 烷氧基;
Z 是氢、卤素或 C₁-C₆ 卤代烷基;
双 R₆、OR₆ 或 CN;
R₆ 如说明书中所定义,条件是当 A 是 S、X 是 S(O)mCF₂R₃ 和 Z 是氢时,则 Y 是氢、卤素、C₁-C₆ 卤代烷基、S(O)mCF₂R₃ 或 CN;进一步规定,当吡咯环在邻近环氮原子的每个吡咯碳原子上被氢取代时,则 X 不能是 CN 或 NO₂,以及它们在防治昆虫和螨虫方面的用途。
进一步提供了包含这些化合物的组合物和方法,用于保护植物免受昆虫和刺吸虫的侵袭。