Patent ID: 9048434
Filing Date: 2015-06-02
Classification: C07D,C09K,H01L,H05B

Abstract:
1. An organic electroluminescent element comprising a substrate having thereon at least an anode and a cathode, and a light emitting layer between the aforesaid anode and the aforesaid cathode, wherein at least one light emitting layer incorporates a compound represented by Formula (A): wherein A1 and A2 each represents a hydrogen atom or a carbolinyl group, represented by Formula (a), provided that at least one of A1 and A2 represents the carbolinyl group represented by Formula (a); X and Y each represents O; L1 and L2 each represents a divalent linking group; and L3 represents a m-phenylene group or a heteroarylene group; n represents an integer of 1 or 2; n1 and n2 each represents an integer of 1 or 2; and n3 and n4 each represents 0 or 1, wherein Formula (a) is: wherein X 1 -X 8 each represents a nitrogen atom or —C(Ra)═; at least one of the aforesaid X 1 -X 8 represents a nitrogen atom; and Ra and Rb each represents a hydrogen atom or a substituent.