ChEBI: Diafenthiuron is an aromatic ether that is 1,3-diisopropyl-5-phenoxybenzene in which the hydrogen atom at position 2 is substituted by a (tert-butylcarbamothioyl)nitrilo group. An agricultural proinsecticide which is used to control mites, aphids and whitefly in cotton. It has a role as an oxidative phosphorylation inhibitor and a proinsecticide. It is a thiourea acaricide, a thiourea insecticide and an aromatic ether. It derives from a diphenyl ether.