Derivatives of 7-ethynyle alpha-(methoxymethylene)1-naphthalenacetic acid, their process of preparation and their use as pesticides

The application relates to the products (I): in which: - R represents H, halogen or alkyl which is linear, branched or cyclic, optionally interrupted by one or a number of O, S or N, or R represents optionally substituted aryl, aryloxy or heterocyclic aryl or with p = 0 to 6, or R represents with Ra...

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