| 摘要 |
2,3 and 4-(2-cyano-2-arylethyl)pyridines of the formula: <IMAGE> wherein R is a hydrogen, alkyl, cycloalkyl, haloalkyl, alkenyl including dialkenyl, haloalkenyl, akynyl including alkynylalkenyl, alkoxyalkyl, halo(alkoxyalkyl), optionally substituted phenyl, phenylalkyl, phen(c2-C4)alkenyl, phenoxyalkyl, a heterocyclic group selected from pyridyl, pyrimidyl, pyrazinyl and furyl or a heterocycloalkyl group wherein the heterocycle is pyridyl, pyrimidyl, pyrazinyl, morpholinyl, pyrrolyl, tetrahydrofuryl, furyl, pyrazolyl or dioxalyl; and Ar is an optionally substituted phenyl or naphthyl group, are new compounds which are fungicidally active, particularly against phytopathogenic fungi.
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