Silyl-benzimidazole-2-carbamic acid esters and their use as fung

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector

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548110, A01N 5500, C07F 710

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active

043715257

ABSTRACT:
Silyl-benzimidazole-2-carbamic acid esters of the formula I ##STR1## where Y and Z are hydrogen or a silyl radical of the formula ##STR2## where R.sup.1, R.sup.2 and R.sup.3 independently of one another are unsubstituted or halogen-substituted alkyl, alkenyl or alkynyl of up to 12 carbon atoms, cycloalkyl of up to 7 carbon atoms which is unsubstituted or substituted by alkyl or alkynyl of up to 4 carbon atoms, or phenyl which is unsubstituted or substituted by halogen or alkyl of up to 4 carbon atoms, and R is alkyl of up to 4 carbon atoms, with the proviso that Y and Z are not both hydrogen, and their use as fungicides.
The new active ingredients are particularly suitable for combating harmful phycomycetes, ascomycetes and fungi imperfecti.

REFERENCES:
patent: 2906756 (1959-09-01), de Benneville et al.
patent: 4046770 (1977-09-01), Paget et al.
patent: 4136174 (1979-01-01), Haugwitz et al.
Birkofer et al., Chem. Abst., 1961, vol. 55, pp. 5484-5485.
R. Wegler, Chemie der Pflanzenschutz- und Schadlingsbekamp- fungsmittel, vol. 4, p. 175, Springer-Verlag, Berlin, (1977).

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