Patent ID: 9293715
Filing Date: 2016-03-22
CPC Classification: C07D,C09K,H01L,H05B

Claim Text:
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 represents a nitrogen-atom containing substituent and A2 represents a hydrogen atom or a substituent; X and Y each represents; L1, L2, and L3 each represents a divalent linking group; n represents an integer of 1 or more; n1 and n2 each represents an integer of 1 or more; and n3 and n4 each represents an integer of 0 or 1, provided that the following condition is satisfied, n1 +n2≧2.