| 摘要 |
2-Cyanobenzimidazole dervs. of formula (I) are prepd. by reacting 2- cyanobenzimidazole or 2-cyanobenzimidazole alkali salt (or ammonium salt) of formula (II) with halide of X-SO2R'. In the formulas, n is 0-3; R is lower alkyl, lower alkylthio, lower alkenyl, lower alkynyl, amino, nitro, cyano, acyl or C2-5 alkoxy carbonyl; R' is lower alkyl, cycloalkyl, amino; X is halogen. (I) are useful as fungicides and acaricides.
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