| abstract |
(57) [Summary] [Structure] 2- (pyrimidyl or pyrazinyl) -imino-1,3-dithietane of formula I and addition salts thereof, a process for producing the same, compositions containing the same, and intermediates thereof. [Chemical 1] (In the formula, X 1 and X 2 represent hydrogen, halogen, Ar represents the following group, R represents alkyl and the like.) [Effect] The above compounds and compositions exhibit extremely high nematicidal and fungicidal activities. |