An object of the present invention is to provide a novel fungicide having an excellent fungicidal activity. The compound used as the fungicide of the present invention is an ethynylphenylamidine compound or a salt thereof, the compound being represented by Formula (1):
wherein R1 and R2 are each hydrogen or C1-12 alkyl, or R1 and R2 may be bonded together to form C1-7 alkylene;
R3 is hydrogen or C1-4 alkylthio;
R4, R5, R6, and R7 are each hydrogen, halogen, etc.; and
R8 is hydrogen, C1-20 alkyl, C3-8 cycloalkyl, C1-4 haloalkyl, phenyl, a heterocyclic group, or —(CH2)n-Si(R9)(R10)(R11) wherein R9, R10, and R11 are each C1-6 alkyl, and n is an integer of 0 or 1.
本发明的目的是提供一种具有优异杀菌活性的新型杀菌剂。本发明所使用的杀菌剂化合物是一种
乙炔基
苯胺化合物或其盐,所述化合物由式(1)表示:其中R1和R2分别为氢或C1-12烷基,或R1和R2可以结合形成C1-7烷基;R3为氢或C1-4烷基
硫醚;R4、R5、R6和R7分别为氢、卤素等;以及R8为氢、C1-20烷基、C3-8环烷基、C1-4卤代烷基、苯基、杂环基或—(
CH2)n-Si(R9)(R10)(R11),其中R9、R10和R11分别为C1-6烷基,n为0或1的整数。