| abstract |
Compounds of formula (I), where W is H or halogen, and R is alkyl or trifluoromethyl and compounds of formula (II), where X is O or S; Y is alkyl, cycloalkyl, cycloalkenyl, alkenyl or alkynyl, each of which is optionally substituted, hydrogen or acyl; R1 is a phenyl or a 5- or 6-membered heterocyclyl group, each of which is optionally substituted; R?2 and R3¿ are hydrogen or alkyl or together with the nitrogen to which they are attached can form an optionally substituted ring which can contain 0 to 3 extra hetero atoms selected from nitrogen, oxygen or sulfur; and R4 is hydrogen or acyl; have activity as fungicides. |