New derivatives of acrylic acid beta-methoxy, their process for the preparation and their use as pesticides

Compounds of formula (I), wherein Q is CH or N, L is NH or O, m is 0, 1, 2 or 3, X is Hal, alc, O-alc, S-alc, NO2 or NH2, A is (a), (b), (c), (d), a heterocyclic radical joined to the phenyl nucleus or (e) joined to the phenyl nucleus, and R is an alcohol residue.