| abstract |
Compounds are disclosed having fungicidal activity and are of formula Iwhere A, C, D and E are CX= or -N=, where X is hydrogen, optionally substituted alkyl, alkenyl, alkynyl, alkoxy, alkoxycarbonyl, acyl, aryl, halo, nitro, cyano, isocyanato, thiocyanato, isothiocyanato, optionally substituted amino, optionally substituted sulphamoyl, alkyl-SO<sub>n</sub>, aryl-SOn, where n is 0,1 1 or 2, or aryloxy; R<sup>1</sup> isand R<sup>2</sup> iswhere R<sup>6</sup> is hydrogen, optionally substituted alkyl, alkenyl, alkynyl, alkoxycarbonyl, acyl, aryl, or cycloalkyl; R<sup>3</sup>, R<sup>4</sup>, and R<sup>5</sup> may be the same or different and have the meanings given to R<sup>6</sup> or can be optionally substituted amino, or R<sup>3</sup> and R<sup>4</sup> can also be R<sup>7</sup>Z, where R<sup>7</sup> is optionally substituted alkyl or aryl; and Z is oxygen or sulphur; and when R<sup>1</sup> isR' can also be -CN. |