According to the process of the present invention, a 3,4-alkylene-1,3,4-thiadiazolidin-2-one of formula (III), which is useful as a herbicide, can be easily produced in a high yield by reacting a 1,3,4-thiadiazolidin-2-one of formula (I) with a dihaloalkane in the presence of a base.
根据本发明的工艺,式(III)的3,4-烷基-1,3,4-
噻二唑烷-2-酮可作为
除草剂,通过式(I)的1,3,4-
噻二唑烷-2-酮与二卤代
烷烃在碱存在下反应,可以很容易地以高产率生产出来。