| abstract |
The present invention relates to phenyl-propargylether derivatives of formula (I), optical isomers thereof and mixtures of such optical isomers.n n n Formula In n n n n n n n In Formula I,n n n R 1 is hydrogen, alkyl, cycloalkyl or optionally substituted aryl,n n n R 2 and R 3 are each independently hydrogen or alkyl,n n n R 4 is alkyl, alkenyl or alkynyl,n n n R 5 , R 6 , R 7 and R 8 are each independently hydrogen or alkyl,n n n R 9 is hydrogen, optionally substituted alkyl, optionally substituted alkenyl or optionally substituted alkynyl,n n n R 10 is optionally substituted aryl or optionally substituted heteroaryl,n n n Z is halogen, optionally substituted aryloxy, optionally substituted alkoxy, optionally substituted alkenyloxy, optionally substituted alkynyloxy, optionally substituted arylthio, optionally substituted alkylthio, optionally substituted alkenylthio, optionally substituted Alkynylthio, optionally substituted alkylsulfinyl, optionally substituted alkenylsulfinyl, optionally substituted alkynylsulfinyl, optionally substituted alkylsulfonyl, optionally substituted alkenylsulfonyl or optionally substituted alkynylsulfonyl.n n n The compounds have useful plant protection and can be advantageously used in agricultural practice to inhibit or prevent infection of plants with phytopathological microorganisms, in particular fungi. n n n Phenyl-propargyl ether derivatives, optical isomers, plant protection, phytopathological microorganisms, fungi, infections, crops, agrochemical compositions. |