Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device
申请人:IDEMITSU KOSAN CO., LTD.
公开号:US11053229B2
公开(公告)日:2021-07-06
A compound represented by formula (1):
wherein R1 to R7, R11 to R18, L1 to L3, a to c, n, and Ar are as defined in the description,
provides an organic electroluminescence device having an emission efficiency and a device lifetime further improved.
式 (1) 所代表的化合物:
其中 R1 至 R7、R11 至 R18、L1 至 L3、a 至 c、n 和 Ar 如说明中所定义、
提供一种有机电致发光器件,其发射效率和器件寿命得到进一步提高。