NOVELTY - Electronic device comprises an anode, a cathode and/or at least one organic layer, where the organic layer comprises one or more substituted benzene compounds (Q).    USE - (Q) is useful as a hole transport material in a hole transport layer, a hole injection layer, a matrix material in an emitting layer and/or an electron transport material in electron transport layer of the electronic device, where the electronic device is organic integrated circuits, organic field-effect transistors, organic thin-film transistors, organic light-emitting transistors, organic solar cells, organic optical detectors, organic photoreceptors, organic field-quench devices, light emitting electrochemical cells, organic laser diodes or organic LED (all claimed).    ADVANTAGE - The device: exhibits increased power efficiency, service life and low operating voltage.    DETAILED DESCRIPTION - Electronic device comprises an anode, a cathode and/or at least one organic layer, where the organic layer comprises one or more substituted benzene compounds (Q) of formula (I) or (II).    Y1 = BR0, C(R1)2, Si(R1)2, NR0, PR0, P(=O)R0, O, S, S=O or S(=O)2;    Q, Z = CR1 or N;    L = 1-20C-alkyl, 2-20C-alkenyl, 2-20C-alkynyl (in which one or more CH2 groups are optionally replaced by Si(R1)2, O, S, C=O, C=NR1, C(=O)O, (C=O)NR1, NR1, P(=O)(R1), SO or SO2 and one or more H atoms are optionally replaced by D, F, Cl, Br, I, CN or NO2), C=O, C=NR1, Si(R1)2, NR1, P(=O)(R1), O, S, SO, SO2, 5-60 membered (hetero)aryl (optionally substituted by R1) or a single bond (when p is 2);    R0 = 5-60 membered (hetero)aryl or 5-60 membered (hetero)aralkyl (both optionally substituted by R2); either    R1 = linear 1-20C-alkyl, 1-20C-alkoxy, 1-20C-thioalkyl, branched or cyclic 3-20C-alkyl, 3-20C-alkoxy, 3-20C-thioalkyl, 2-20C-alkenyl, 2-20C-alkynyl (all optionally substituted by R2, where one or more CH2 groups are replaced by -R2C=CR2-, -CC-, Si(R2)2, Ge(R2)2, Sn(R2)2, C=O, C=S, C=Se, C=NR2, -C(=O) O-, -C(=O)NR2, -NR2, P(=O)(R2), -O-, -S-, SO or SO2 and one or more H atoms are replaced by D, F, Cl, Br, I, CN or NO2), or 5-60 membered (hetero)aryl, 5-60 membered (hetero)aryloxy, 5-60 membered (hetero)aralkyl (all optionally substituted by R2), H, D, F, Cl, Br, I, B(OR2)2, CHO, C(=O)R2, CR2=C(R2)2, CN, C(=O)OR2, C(=O)N(R2)2, Si(R2)3, N(R2)2, NO2, P(=O)(R2)2, OSO2R2, OR2, S(=O)R2 or S(=O)2R2, where 2 or more R1 together form a ring or a ring system; either    R2 = linear 1-20C-alkyl, 1-20C-alkoxy, 1-20C-thioalkyl, branched or cyclic 3-20C-alkyl, 3-20C-alkoxy, 3-20C-thioalkyl, 2-20C-alkenyl, 2-20C-alkynyl (all optionally substituted by R3, where one or more CH2 groups are optionally replaced by -R3C=CR3-, -CC-, Si(R3)2, Ge(R3)2, Sn(R3)2, C=O, C=S, C=Se, C=NR2, -C(=O) O-, -C(=O)NR3, -NR3, P(=O)(R3), -O-, -S-, SO or SO2 and one or more H atoms are replaced by D, F, Cl, Br, I, CN or NO2), or 5-60 membered (hetero)aryl, 5-60 membered (hetero)aryloxy, 5-60 membered (hetero)aralkyl (all optionally substituted by R3), H, D, F, Cl, Br, I, B(OR3)2, CHO, C(=O)R3, CR3=C(R3)2, CN, C(=O)OR3, C(=O)N(R3)2, Si(R3)3, N(R3)2, NO2, P(=O)(R3)2, OSO2R3, OR3, S(=O)R3 or S(=O)2R3, where two or more R2 together form a ring or a ring system; either    R3 = H, D, F or 1-20C-aliphatic or (hetero)aryl (in which one or more H atoms are optionally replaced by D or F), where 2 or more R3 together form a ring or a ring system;    n = 0 or 1, if n is 0, the parenthesis group is absent and the central benzene ring is optionally bonded to R1; and    p = 2-6, preferably 2.    Where: the group Y1 and N can bind to any adjacent positions on the six membered aryl ring; in (I) and (II), 0-3C components of the central six membered aryl ring is optionally replaced by N, when the sum of n is 0, and in (I) and (II) 0-2C components of the central six membered aryl ring is optionally replaced by N, when the sum of n is 1; and in formula (II), the binding moieties L in square clamps with index p is optionally same or different and the L group in the arbitrary position are optionally bonded with p.    INDEPENDENT CLAIMS are included for:    (1) an oligomer, a polymer or a dendrimer comprising (Q), where the bond(s) for the polymer, oligomer or dendrimer are anywhere in (I) or (II) with optionally localized R0 or R1 positions; and    (2) a formulation comprising (Q) or the oligomer, polymer or dendrimer, and at least a solvent.