| 摘要 |
A fungicidally active compound of formula (I): where Het is a substituted 5- or 6-membered heterocyclic ring; Ris hydrogen; R, R, Rand Rare each, independently, hydrogen or CF; each Ris, independently, halogen, methyl or CF; Ris C≡C(Y); X is О; Yis hydrogen, halogen, Сalkyl [optionally substituted by one or more substituents each independently selected from halogen], Ccycloalkyl [optionally substituted by one or more substituents each independently selected from halogen] or tri(С)alkylsilyl; and n is 0 or 1; the invention also relates to novel intermediates used in the preparation of these compounds, to agrochemical compositions which comprise at least one of the novel compounds as active ingredient and to the use of the active ingredients or compositions in agriculture or horticulture for controlling or preventing infestation of plants by phytopathogenic microorganisms, preferably fungi(I). |
