Fungicidal silicon-containing compounds, their preparation and their agrochemical and medicinal uses

摘要

Compounds of formula (I): in which: A is 1,2,4-triazol-1-yl or imidazol-1-yl; n is 0, 1, 2 or 3; X is halogen, phenyl, alkyl, haloalkyl, alkoxy, or haloalkoxy, or (X)n is alkylenedioxy; R<1> is alkyl or phenyl; and R<2> and R<3> are each alkyl; and salts thereof have valuable anti-fungal activity. Certain intermediates in the preparation of these om,compounds are also disclosed.