Patent ID: 9564599
Date: 2017-02-07
CPC Classifications: H01L,Y10S

Claim:
1. An organic electroluminescent device comprising: a cathode; an anode; and a light-emitting layer between the cathode and the anode, the light-emitting layer including a compound represented by formula (1): wherein L is selected from the group consisting of an alkylene group having 1 to 18 carbon atoms, an arylene group having 6 to 13 carbon atoms, a divalent heterocyclic group having 2 to 10 carbon atoms, or a combination thereof; A R′ is selected from the group consisting of an alkyl group having 1 to 18 carbon atoms, an aryl group having 6 to 18 carbon atoms, a carbamoyl group having 2 to 18 carbon atoms, a cyano group, and an acylamino group having 2 to 10 carbon atoms; a plurality of Rs each independently represent an alkyl group having 1 to 18 carbon atoms, an aryl group having 6 to 18 carbon atoms, a halogen atom, a cyano group, a nitro group, a heterocyclic group having 2 to 10 carbon atoms, an acyl group having 2 to 12 carbon atoms, and a sulfonyl group having 1 to 12 carbon atoms, a silyl group having 3 to 18 carbon atoms or a phosphoryl group having 1 to 18 carbon atoms; m represents an integer; and n represents an integer of 2 to 10;