Benzimidazole derivatives are providing having the structure ##STR1## wherein R.sup.1 is lower alkyl, phenyl-lower alkyl, halo-lower alkyl, mono-lower alkylaminoalkyl, di-lower alkylaminoalkyl, and alkyl pyridinium halide, R.sup.2 and R.sup.3 may be the same or different and are hydrogen or lower alkyl, R.sup.4 is cycloalkyl or cycloalkenyl, and m is 0 to 3, n is 0 to 3, m + n being .ltoreq.5. These compounds are useful as anthelmintic agents.
                            苯并咪唑衍
生物具有以下结构:##STR1## 其中R.sup.1是低碳基,苯基-低碳基,卤代-低碳基,单-低碳
氨基烷基,双-低碳
氨基烷基和烷基
吡啶盐酸盐,R.sup.2和R.sup.3可以相同或不同,是氢或低碳基,R.sup.4是环烷基或环烯基,m为0至3,n为0至3,m + n ≤ 5。这些化合物可用作驱虫剂。