Takahashi, Keisuke; Ikenaka, Yoshinori; Tsurumi, Tatsuya; Inami, Moe; Li, Zui (Wiley, 2019)
4‐OH and 5‐OH imidacloprids, important metabolites of neonicotinoid insecticides, were synthesised in 4 steps starting from S‐methylisothiourea sulfate. The structure of 4‐OH imidacloprid was determined by X‐ray crystallographic ...