The present invention relates to an organic electroluminescent device comprising at least one semiconductive layer comprising a compound of formula (I)
(I)
wherein R1, R3 and R7 are independently selected from a group consisting of H, D, C1-C16 alkyl and C1-C16 alkoxy;
R2, R4, R5 and R6 are independently selected from a group consisting of H, D, C1-C16 alkyl, C1-C16 alkoxy and C6-C20 aryl;
Ar1 is selected from substituted or unsubstituted C6-C20 aryl, wherein, in case that Ar1 is substituted, the substituents are independently selected from a group consisting of D, C1-C12 alkyl, C1-C16 alkoxy and C6-C20 aryl;
and Ar2 is selected from a group consisting of H, D, substituted or unsubstituted C6-C40 aryl and
specific dibenzooxane and dibenzofuran derivaties.
本发明涉及一种有机电致发光器件,该器件包含至少一个由式 (I) 化合物组成的半导体层
(I)
其中 R1、R3 和 R7 独立地选自由 H、D、C1-C16 烷基和 C1-C16 烷氧基组成的组;
R2、R4、R5 和 R6 独立地选自由 H、D、C1-C16 烷基、C1-C16 烷氧基和 C6-C20 芳基组成的组;
Ar1 选自取代或未取代的 C6-C20 芳基,其中,在 Ar1 被取代的情况下,取代基独立地选自 D、C1-C12 烷基、C1-C16 烷氧基和 C6-C20 芳基组成的组;
Ar2 选自由 H、D、取代或未取代的 C6-C40 芳基和
特定的
二苯并呋喃衍
生物。