| 摘要 |
An organic EL device, having an anode and a cathode, and at least one organic luminescent medium including a compound of the formula: wherein: R1, and R2 are individually alkyl of from 1 to 20 carbon atoms, aryl, substituted aryl, carbocyclic and other heterocyclic systems; and R1, and R2 can be connected to form 5 or 6 member ring systems; and R3, and R4 are individually hydrogen; alkyl of from 1 to 10 carbon atoms, and a branched or unbranched 5 or 6 member substituent ring connecting with R1, R2 respectively; and R5 and R6 are individually hydrogen; alkyl of from 1 to 20 carbon atoms; aryl and heteroaryl of from 5 to 24 carbon atoms; and R6 can be connected with R5 to form a branched or unbranched 5 or 6 member carbocyclic ring.
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