7-ETHYNYL .ALPHA.-(METHOXYMETHYLENE) 1-NAPHTHALENE ACETIC ACID DERIVATIVES USED FOR PREPARING FUNGICIDE COMPOSITIONS

摘要

abstract the use of the compounds of formula (i), in which r is h, halogen, alkyl, branched or linear, may be interrupted by one or more cyclic o, s,n r is aryl or substituted aryl, aryloxy, or heterocyclic, or (b) with p = 0 to 6, r represents (. beta.with ra, rb and rc = alkyl, and r is (i) a and b = h, halogen, oh, alkyl, alkoxy, or a and b together form a cycloalkyl, and r 'is one of the values of r, r2 and r3 are h,alkyl or (.delta.) for the manufacture of fungicidal compositions.