61654-48-6Relevant articles and documents
Organic electroluminescence compound
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Paragraph 0050; 0051; 0052, (2017/11/04)
The invention discloses an organic electroluminescence compound of which the structure formula is shown in formula (I) shown in the specification, in the formula, R1 and R2 are independently selected from hydrogen atoms, chain alkyl or halogenated chain alkyl of C1-C20, substituted or unsubstituted cyclic alkyl of C3-C20, substituted or unsubstituted aryl of C6-C30, and substituted or unsubstituted heterocyclic aryl; Ar1 and Ar2 are independently selected from substituted or unsubstituted aryl of C6-C30, and substituted or unsubstituted heterocyclic aryl of C6-C30; L1, L2 and L3 are independently selected from substituted or unsubstituted arylidene of C6-C30. The compound can be used as an OLED doping material, and an OLED device made of the compound has good fluorescence quantum efficiency, carrier balance transmission properties and thermal stability, is long in service life and has good prospects of application in the AMOLED industry.