Compounds of the formula (I) ** Formula ** where R1 means Y, -Alq-OY, -Alq-NYY or -Alq-Ar, R2 means Y, -Alq-OY, -Alq-NYY, -C ( Y) (R6) (R7), -C (Hal) (R6) (R7), -SO2A, SO2-Ar or POOH-Ar, R3 means H, Hal, CN, -Alq-CN, -Alq-NYY, Het1 or Het², R4 means Hal, Y, Cyc, CN, -Alq-CN, -Alq-COOY, -Alq-CO-NYY or Het1, R5 means Hal, Y, OY, NYY, -NY-COY, COOY, -CO-NYY, -CO-NY-Alq-OY, -Alq-CO-NYY, -Alq-OY, -Alq-NYY, Ar, Het1 or Het², R3, R5 together also mean -Alq-CO-NY- , R6 means Hal, Y, -COOY, -CO-NYY, -CO-NY-OY, -CO-NY-C (>； = NH) -NYY, CO-NY-Alq-OY, -CO-NY-Alq -NYY, -CONY- Alq-SO2-NYY, CO NY-Alq-Ar, CO-NY-Alq-Het² or -CO-NY-O-Alq-CN, R7 means Ar, Het1 or -Het1-Het1, X means CH2, O, S or Het1, Y means H or A, A means branched or unbranched alkyl having 1-10 atoms of C, where, independently of each other, 1-7 atoms of H can be replaced by Hal and / or, independently of one another, one or two adjacent CH2 groups can be replaced by a group -CH>； = CH- and / or -C≡C-, Alq means alkylene having 1-6 C atoms, where, independently of each other, 1- 4 H atoms can be replaced by Hal and / or OY, Cyc means cyclic alkyl having 3-7 C atoms, where, independently of each other, 1- 4 H atoms can be replaced by Hal and / or OY, Ar means unsubstituted or monosubstituted phenyl by Hal, A, CN, OY, NYY, -NY-COY, COOY, Het1, Het², -Alq-OY, - Alq-NYY, -Alq-Het1 or Alq-Het², Het1 means mono- or bicyclic heteroaryl having 2-9 atoms of C and 1- 4 atoms of N, O and / or S, which may be unsubstituted or monosubstituted by Hal, A, CN, OY, NYY, NY-COY, COOY, -Alq-OY or -Alq-NYY.Compuestos de la fórmula (I)**Fórmula** en donde R1 significa Y, -Alq-OY, -Alq-NYY o -Alq-Ar, R2 significa Y, -Alq-OY, -Alq-NYY, -C(Y)(R6)(R7), -C(Hal)(R6)(R7), -SO2A, SO2-Ar o POOH-Ar, R3 significa H, Hal, CN, -Alq-CN, -Alq-NYY, Het1 o Het², R4 significa Hal, Y, Cyc, CN, -Alq-CN, -Alq-COOY, -Alq-CO-NYY o Het1, R5 significa Hal, Y, OY, NYY, -NY-COY, COOY, -CO-NYY, -CO-NY-Alq-OY, -Alq-CO-NYY, -Alq-OY, -Alq-NYY, Ar, Het1 o Het²,
