5030062 pralle / imipothrin tech 50%. technical name: (2,5-dioxo-3- (2-propynyl) -1-imidazolidinyl) methyl 2,2-dimethyl-3- (2-methyl-1-propenyl) cyclopropanecarboxylate. class: insecticide active. synthesis chemistry. cas chemical abstract services (72963-7