Fungicides
AssigneeImperial Chemical Industries PLC
InventorsJohn M. Clough, Christopher R. A. Godfrey, Paul J. de Fraine, Michael G. Hutchings, Vivienne M. Anthony
Life of this patent
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Abstract
Fungicidal compounds of the formula (I): ##STR1## and stereoisomers thereof, wherein R.sup.1 is optionally substituted aryl or optionally substituted heteroaryl; Y is oxygen, sulphur or NR.sup.4 ; R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, are hydrogen, C.sub.1-4 alkyl or C.sub.2-4 alkenyl; X is halogen, C.sub.1-4 alkyl, C.sub.2-4 alkenyl, C.sub.1-4 alkoxy, nitro or cyano; and n is 0 or an integer of 1 to 4; provided that when Y is oxygen, n is O and R.sup.1 is unsubstituted phenyl at least one of R.sup.2 and R.sup.3 is other than hydrogen or methyl.
Claims9
A compound of the formula (I):
- ##STR54## and stereoisomers thereof, wherein R.sup.1 is optionally substituted heteroaryl;
- Y is oxygen, sulphur or NR.sup.4 ;
- R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, are hydrogen, C.sub.1-4 alkyl or C.sub.2-4 alkenyl;
- X is halogen, C.sub.1-4 alkyl, C.sub.2-4 alkenyl, C.sub.1-4 alkoxy, nitro or cyano;
- and n is 0 or an integer of 1 to 4.
Dependencies are inferred from the claim text.