1, 2, 4-trizole derivative and preparation method and applications thereof

The invention provides a 1, 2, 4-trizole derivative (I) with herbicidal activities, and a preparation method and applications of the 1, 2, 4-trizole derivative. The 1, 2, 4-trizole derivative has good control effects on rapes and the like, and the application prospect is wide.