摘要 |
A 2,2-dihalogeno-3,3-dimethylcyclopropylmethyl derivative of the formula <IMAGE> in which X and Y each independently is halogen, R is a hydrogen atom or a methyl group, Z is a cyano group, a thiocyano group, a group of the formula <IMAGE> or a group of the formula <IMAGE> Hal is a halogen atom, n is 0 or 1, and Q is a lower alkyl group, a halo-lower alkyl group, a phenyl group, or a phenyl group substituted by at least one of halogen, lower alkyl and nitro, which is an intermediate in further syntheses to produce biologically active substances such as insecticides and which is itself fungicidally active. |