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.

Abstract: Compounds of the fomrula (I): ##STR1## and sterioisomers thereof, wherein X is halogen, alkyl, cycloalkyl, aralkyl, aryloxyalkyl, alkenyl, alkynyl, aryl, amino, arylazo, heteroarylalkyl, heteroaryloxyalkyl, acylamino nitro, nitride, trifluoromethyl, -OR.sup.1, -SR.sup.1, -CO.sub.2 R.sup.2, -CONR.sup.3 R.sup.4, -COR.sup.5, -CR.sup.6 .dbd.NR.sup.7, -N.dbd.CR8R.sup.9, -SOR.sup.10 or -SO.sub.2 R.sup.11 ; W, Y and Z, which may be the same or different, are any of the atoms or groups listed for X above and, in addition, may be hydrogen atoms; or any two of the groups W, X, Y and Z, in adjacent positions on the phenyl ring, optionally join to form a fused ring, either aromatic or aliphatic, optionally containing one or more heteroatoms; R.sup.1 is alkyl, or cycloalkyl optionally containing a heteroatom in the cycloalkyl ring, alkenyl, acyl, aryl, heteroaryl, aralkyl or heteroarylalkyl; R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.8, R.sup.9, R.sup.10 and R.sup.

Abstract: Compounds of the formula: ##STR1## and stereoisomers thereof, wherein X and Y, which may be the same or different, are oxygen or sulphur; A and B, which may be the same or different, are hydrogen, halogen, alkyl, alkoxy, optionally substituted phenyl, optionally substituted phenoxy, or optionally substituted benzyloxy.The compounds are useful as fungicides and also as plant growth regulators.

Abstract: Compounds of the formula: ##STR1## and stereoisomers thereof where W is pyridyl or pyrimidinyl linked to A by any one of its ring carbon atoms. A is an oxygen atom or S(O).sub.n where n is 0, 1 or 2; X, Y and Z are, for example, hydrogen, halogen, hydroxy or alkyl; and R.sup.1 and R.sup.2 are optionally substituted alkyl but with certain provisos. The compounds are useful as plant fungicides.

Abstract: Compounds of the formula: ##STR1## and stereoisomers thereof wherein X and Y, which are the same or different, are hydrogen, halogen, optionally substituted alkyl, optionally substituted cycloalkyl, optionally substituted cycloalkylalkyl, optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted aryl, optionally substituted heteroaryl, optionally substituted alkoxy, optionally substituted aryloxy, optionally substituted heteroaryloxy, optionally substituted arylalkoxy, optionally substituted heteroarylalkoxy, optionally substituted acyloxy, optionally substituted amino, acylamino, nitro, cyano, --CO.sub.2 R.sup.3, --CONR.sup.4 R.sup.5, or --COR.sup.6, except that X and Y are not both hydrogen; R.sup.1 and R.sup.2, which are the same or different, are alkyl or fluoroalkyl; and R.sup.3, R.sup.4, R.sup.5 and R.sup.6, which are the same or different, are hydrogen, alkyl, alkenyl, alkynyl, optionally substituted aryl, optionally substituted aralkyl, or cycloalkylalkyl.

Abstract: Acrylic acid derivatives of the formula: ##STR1## an stereoisomers thereof wherein W is pyridyl or pyrimidinyl, A is oxygen or S(O).sub.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; R.sup.1 and R.sup.2 are optionally substituted alkyl, and metal complexes thereof. The compounds are useful fungicides.

Abstract: Compounds of formula (I): ##STR1## and stereoisomers thereof, wherein W is R.sup.1 O.sub.2 C--C.dbd.CH--ZR.sup.2, wherein R.sup.1 and R.sup.2, which are the same or different, are alkyl or fluoroalkyl groups, and Z is either an oxygen or sulphur atom; A is an oxygen or sulphur atom, --NR.sup.3 --, or --CR.sup.4 R.sup.5 --; X, Y and Z.sup.

Abstract: Compounds of the formula: ##STR1## and stereoisomers thereof, wherein X and Y, which may be the same or different, are oxygen or sulphur; A and B, which may be the same or different, are hydrogen, halogen, alkyl, alkoxy, optionally substituted phenyl, optionally substituted phenoxy, or optionally substituted benzyloxy.The compounds are useful as fungicides and also as plant growth regulators.

Abstract: Acrylic acid derivatives having the formula (I): ##STR1## and stereoisomers thereof, wherein W is R.sup.1 O.sub.2 C--C.dbd.CH--ZR.sup.2, R.sup.1 and R.sup.2 are alkyl or fluoroalkyl groups, and Z is oxygen or sulphur; A, B, D and E are hydrogen, halogen, hydroxy or optionally substituted alkyl, alkoxy, aralkyl, arylalkoxy, alkenyl, alkynyl, aryl, aryloxy, arylthio, heteroaryloxy, heteroarylthio, acyloxy, amino, arylazo or acylamino, nitro, cyano, --CO.sub.2 R.sup.3, --CONR.sup.3 R.sup.4, --COR.sup.3, --CR.sup.3 .dbd.NR.sup.4, --N.dbd.CR.sup.3 R.sup.4 or --S(O).sub.n R.sup.3 groups; any two of the groups A, B, D and E, when they are in adjacent positions on the ring, optionally join to form a fused ring, n is 0, 1 or 2; and R.sup.3 and R.sup.4 are hydrogen, alkyl, cycloalkyl, cycloalkylalkyl, alkenyl, alkynyl or optionally substituted aryl or aralkyl; and metal complexes thereof. These compounds are useful as fungicides, insecticides, nematicides or plant growth regulators.

Abstract: Compounds of the formula: ##STR1## and stereoisomers thereof, wherein R.sup.1 and R.sup.2, which are the same or different, are hydrogen, cyano or halogen (fluorine, chlorine, bromine or iodine) or optionally substituted alkyl; V is either oxygen or sulphur; W, X, Y and Z, which may be the same or different, are hydrogen, halogen, nitro, cyano, optionally substituted alkyl, optionally substituted cycloalkyl, optionally substituted cycloalkylalkyl, optionally substituted aralkyl, optionally substituted aryl, optionally substituted aryloxy, optionally substituted alkoxy, optionally substituted arylalkoxy, optionally substituted alkenyl S(O).sub.n R.sup.3 (wherein n is 0, 1 or 2), or optionally substituted heteroaryl, or W, X or X, Y or Y, Z together form methylenedioxy; and R.sup.3 is optionally substituted alkyl, optionally substituted aryl, optionally substituted aralkyl or optionally substituted heteroaryl.

Abstract: The invention provides fungicidal compositions comprising as an active ingredient a compound having the general formula (I): ##STR1## or a stereoisomer thereof wherein X and Y are hydrogen, alkyl, or alkoxy, provided that when one of X and Y is hydrogen the other is not --C(CH.sub.3).sub.2 R, where R is hydrogen, methyl or ethyl; Z is carbonyl, or a derivative thereof, or is --CR.sup.3 R.sup.4 -- or --CR.sup.3 OR.sup.4 -- in which R.sup.3 and R.sup.4 are hydrogen or C.sub.1-4 alkyl; R.sup.1 and R.sup.2, which may be the same or different, are hydrogen or C.sub.1-4 alkyl, or R.sup.1 and R.sup.2 together with the adjacent N-atom constitute an optionally substituted heterocyclic ring; and n is 0 or 1.

Abstract: The invention provides fungicidal compositions comprising as an active ingredient a compound having the general formula (I): ##STR1## or a stereoisomer thereof, wherein one of X and Y is hydrogen and the other is ##STR2## where R is H, methyl or ethyl; Z is carbonyl, or a derivative thereof, or is --CR.sup.3 R.sup.4 -- or --CR.sup.3 OR.sup.4 in which R.sup.3 and R.sup.4 are hydrogen or alkyl groups; R.sup.1 and R.sup.2, which may be the same or different, are alkyl groups containing from 1 to 4 carbon atoms, or R.sup.1 and R.sup.2 together with the adjacent nitrogen atom constitute an optionally substituted heterocyclic ring; and n is 0 or 1.

Abstract: This invention provides fungicidal compositions comprising as an active ingredient a compound having the general formula (I): ##STR1## or a stereoisomer thereof, wherein one of X and Y represents hydrogen and the other represents the group ##STR2## in which R is hydrogen, methyl or ethyl; Z represents hydrogen or an alkyl group containing from one to four carbon atoms; R.sup.1 and R.sup.2, which may be the same or different, represent hydrogen or an alkyl group containing one to four carbon atoms, or R.sup.1 and R.sup.2 together with the adjacent nitrogen atom represent an optionally-substituted heterocyclic ring; and n is 0 or 1.

Abstract: According to the invention there are provided compounds useful for combatting fungi having the general formula (I): ##STR1## and stereoisomers thereof, wherein one of X and Y, but not both, is a group of the formula (II): ##STR2## and the other of X and Y is a hydrogen atom, a halogen atom, or an alkyl, cycloalkyl, cycloalkylalkyl, alkenyl, alkynyl, aryl, aralkyl, alkoxy, aryloxy or haloalkyl group or a ##STR3## group wherein R.sup.9, R.sup.10 and R.sup.11 can be alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkylalkyl or aryl, Z is an oxygen atom, a sulphur atom or an --NH-group, A and B have the same significance as X or Y excluding a group of formula (II), R.sup.1, R.sup.2, R.sup.3 and R.sup.4 each represent a hydrogen atom, a halogen atom or an alkyl group containing from 1 to 4 carbon atoms, R.sup.5 and R.sup.6 each represent a hydrogen atom or an alkyl group containing from 1 to 4 carbon atoms, and R.sup.7 and R.sup.8 each represent an alkyl group containing from 1 to 4 carbon atoms or R.sup.7 and R.sup.