摘要 |
The invention relates to benzo[h]benz[5,6]acridino[2,1,9,8-klmna]acridines, methods of their preparation, their use as semiconductors in organic electronic (OE) devices, and to OE devices comprising them. |
代理机构 |
Miller, White, Zelano, Branigan, P.C. |
代理人 |
Miller, White, Zelano, Branigan, P.C. |
主权项 |
1. A compound of formula I wherein the individual groups have the following meanings R1 and R2 independently of each other denote —C≡C—R3, R3 is an optionally substituted alkyl, silyl or germyl group, or an aryl or heteroaryl group with 1 to 20 ring atoms which is unsubstituted or substituted by one or more groups L X1 to X6 independently of each other, and on each occurrence identically or differently, denote H or have one of the meanings given for L, L is selected from P-Sp-, F, Cl, Br, I, —OH, —CN, —NO2, —NCO, —NCS, —OCN, —SCN, —C(═O)NR0R00, —C(═O)X0, —C(═O)R0, —NR0R00, C(═O)OH, optionally substituted silyl or germyl, optionally substituted aryl or heteroaryl having 4 to 20 ring atoms, straight chain, branched or cyclic alkyl, which is optionally substituted, alkoxy, oxaalkyl or thioalkyl with 1 to 20, preferably 1 to 12 C atoms which is unsubstituted or substituted with one or more F or Cl atoms or OH groups, and straight chain, branched or cyclic alkenyl, alkynyl, alkylcarbonyl, alkoxycarbonyl, alkylcarbonyloxy or alkoxycarbonyloxy with 2 to 30, preferably 2 to 12 C atoms which is unsubstituted or substituted with one or more F or Cl atoms or OH groups, P is a polymerisable group, Sp is a spacer group or a single bond, X0 is halogen, R0, R00 independently of each other denote H or alkyl with 1 to 20 C-atoms, Y0, Y00 independently of each other denote H, F, Cl or CN. |