Patent ID: 7439266

Claim:
A malononitrile compound represented by the formula (A): wherein, R 1 represents hydrogen atom, C1 to C3 haloalkyl, C2 to C6 alkenyl that may be substituted with halogen, C2 to C6 alkynyl that may be substituted with halogen, C3 to C6 cycloalkyl that may be substituted with halogen or C2 to C4 cyanoalkyl; R 2 represents hydrogen atom or C1 to C6 alkyl that may be substituted with halogen; R 3 represents hydrogen atom or C1 to C6 alkyl; R 4 represents hydrogen atom or C1 to C6 alkyl; R 5 represents C1 to C8 alkyl that may be substituted with halogen, C3 to C8 alkenyl that may be substituted with halogen, C3 to C8 alkynyl that may be substituted with halogen, C3 to C6 cycloalkyl that may be substituted with halogen, C1 to C3 alkyl which is substituted with optionally halogenated C3 to C6 cycloalkyl, C2 to C8 cyanoalkyl or C3 to C8 alkoxyalkyl, or R 4 and R 5 may be combined at their terminal and represent ethylene that may be substituted with C1 to C3 alkyl or trimethylene that may be substituted with C1 to C3 alkyl; and Z 1 and Z 2 , which are the same or different, each independently represent oxygen atom or sulfur atom.