1. Claim 1: a formula compound (1),The ring indicates that the ring is completely unsaturated； the ring is C = x, where x is o or s； P is n (r739e) or C (R3)；Q is n (r6966) or C (r830808)；If P is n (r739a),Q is C (r830808), if P is C (R3),Q sea N (R)R739,R696 is selected independently；del grupo que consiste en C -alquilo C -alcoxi C -alquenilo C -alquinilo C -alcoxi-C -alquilo C -alcoxi-C -alcoxi C -cicloalquilo C -cicloalquil-C -alquilo C -cicloalcoxi-C -alquilo que son NRᵇRᶜ,C₁₋₆-alkylene-NRᵇRᶜ,O-c832188331-832626-rent-nr7495； r758080；C₁₋₆-alkylene-CN, NH-C₁₋₆-alkylene-NRᵇRᶜ,C (o) - No. 74955； r7580,C (O) -RSO NR RS (3DO) R1. Phenyl and benzene, in which the phenyl ring is not replaced or substituted by r75844；R¹ is C₁₋₆-alkyl, C₁₋₆-alkoxy, C₂₋₆-alkenyl, C₂₋₆-alkynyl, C₃₋₆-cycloalkyl, C₃₋₆-cycloalkoxy, C₁₋₆-sulfenyl, C₁₋₆-sulfinyl or C₁₋₆-sulfonyl, wherein each of the aforementioned radicals is partially or totally halogenated； R² R³,R830808 is independently selected,from the group consisting of H, halogen, N₃,CN, and NO₂；-SCN, -SF₅,C₁₋₆-alkyl, C₁₋₆-alkoxy, C₂₋₆-alkenyl, tri-C₁₋₆-alkylsilyl, C₂₋₆-alkynyl, C₁₋₆-alkoxy-C₁₋₄-alkyl, C₁₋₆-alkoxy- C₁₋₄-alkoxy, C₃₋₆-cycloalkyl, C₃₋₆-cycloalkoxy, C₃₋₆-cycloalkyl-C₁₋₄-alkyl, C₃₋₆-cycloalkoxy-C₁₋₄-alkyl, which are unsubstituted or substituted by halogen , C (O) -ORᵃ,NRᵇRᶜ,C₁₋₆-alkylene-NRᵇRᶜ,O-c832188331-832626-rent-nr7495； r758080；C₁₋₆-alkylene-CN, NH-C₁₋₆-alkylene-NRᵇRᶜ,C (o) - No. 74955； r7580,C (O) -RR758080 and S (= O) 8344r74977；(a) An excimer may also be phenyl, phenyl, phenyl carbides, phenyl or benzene, where the phenyl ring is not replaced or substituted by the r75844 excimer；AR is phenyl or non phenyl and consists of 5 or 6 members, but is not replaced or replaced by RA cz691；They're the same or different, where RA'691 picks them independently,In the halogen group, No. 8323,Oh, CN, no.832222,-SCN, -SF₅,C₁₋₆-alkyl, C₁₋₆-alkoxy, C₂₋₆-alkenyl, tri-C₁₋₆-alkylsilyl, C₂₋₆-alkynyl, C₁₋₆-alkoxy-C₁₋₄-alkyl, C₁₋₆-alkoxy- C
