Pyridine derivatives and their use as fungicides

摘要

Acrylic acid derivatives of the formula: <IMAGE> (I) an stereoisomers thereof wherein W is pyridyl or pyrimidinyl, A is oxygen or S(O)n where n is 0, 1 or 2; X, Y and X are, for example, hydrogen, halogen, hydroxy or optionally substituted alkyl, alkenyl, alkynyl, alkoxy, aryl, aryloxy or aralkyl among other possible values; R1 and R2 are optionally substituted alkyl, and metal complexes thereof. The compounds are useful fungicides.