AROMATIC AMINE DERIVATIVE, ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
申请人:Idemitsu Kosan Co., Ltd
公开号:EP2816025A1
公开(公告)日:2014-12-24
An organic EL device that has a high efficiency and a long service life, an electronic apparatus containing the organic EL device, and a compound capable of providing the organic EL device. The compound is specifically represented by the following general formula (1):
wherein in the general formula (1), Ar1 represents an organic group A represented by the following general formula (A-1); Ar2 represents the organic group A or an organic group B represented by the following general formula (B-1); and Ar3 represents the organic group B or an organic group C represented by the following general formula (C-1), provided that in the case where both Ar1 and Ar2 are the organic groups A, the organic groups A may be the same as or different from each other,
in the general formula (A-1), R1 and R2 each represent a hydrogen atom, an alkyl group or an aryl group, and R1 and R2 may be bonded to each other to form a hydrocarbon ring; R3 to R6 each represent an alkyl group, a cycloalkyl group or an aryl group; and a, b, c and d each independently represent an integer of from 0 to 2, provided that R3 and R4 may be bonded to each other to form a hydrocarbon ring; and in the case where a or b is 2, adjacent groups of R3 or adjacent groups of R4 may be bonded to each other to form a hydrocarbon ring,
in the general formula (B-1), Ar4 and Ar5 each represent an arylene group; Ar6 represents an aryl group; R7 to R9 each represent an alkyl group, a cycloalkyl group or an aryl group; e, f and g each represent an integer of from 0 to 2; and h and i each represent 0 or 1, provided that R7 to R9 may be bonded to each other to form a hydrocarbon ring; and in the case where e, f or g is 2, adjacent groups of R7, adjacent groups of R8 or adjacent groups of R9 may be bonded to each other to form a hydrocarbon ring,
in the general formula (C-1), Ar7 represents an aryl group; R10 represents an alkyl group, a cycloalkyl group or an aryl group; and j represents an integer of from 0 to 2, provided that in the case where j is 2, adjacent groups of R10 may be bonded to each other to form a hydrocarbon ring.
一种具有高效率和长使用寿命的有机电致发光器件,一种包含该有机电致发光器件的电子设备,以及一种能够提供该有机电致发光器件的化合物。该化合物具体由以下通式(1)表示:
其中,在通式(1)中,Ar1 代表由以下通式(A-1)表示的有机基团 A;Ar2 代表有机基团 A 或由以下通式(B-1)表示的有机基团 B;以及 Ar3 代表有机基团 B 或由以下通式(C-1)表示的有机基团 C,条件是在 Ar1 和 Ar2 都是有机基团 A 的情况下,有机基团 A 可以彼此相同或彼此不同、
在通式(A-1)中,R1 和 R2 分别代表氢原子、烷基或芳基,R1 和 R2 可相互键合形成烃环;R3 至 R6 分别代表烷基、环烷基或芳基;a、b、c 和 d 各自独立地代表 0 至 2 的整数,条件是 R3 和 R4 可以相互键合以形成一个烃环;在 a 或 b 为 2 的情况下,R3 的相邻基团或 R4 的相邻基团可以相互键合以形成一个烃环、
在通式(B-1)中,Ar4 和 Ar5 分别代表芳烯基;Ar6 代表芳基;R7 至 R9 分别代表烷基、环烷基或芳基;e、f 和 g 分别代表 0 至 2 的整数;以及 h 和 i 各自代表 0 或 1,条件是 R7 至 R9 可相互键合形成一个烃环;在 e、f 或 g 为 2 的情况下,R7 的相邻基团、R8 的相邻基团或 R9 的相邻基团可相互键合形成一个烃环、
在通式(C-1)中,Ar7 代表芳基;R10 代表烷基、环烷基或芳基;j 代表 0 至 2 的整数,但在 j 为 2 的情况下,R10 的相邻基团可相互键合形成烃环。