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Title:
AROMATIC AMINE DERIVATIVE, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE
Document Type and Number:
Japanese Patent JP2013177386
Kind Code:
A
Abstract:

To provide an organic EL element with high efficiency and long life; an electronic device carrying the element; and a compound capable of providing such an organic EL element.

This compound is represented by formula (1). In the formula: L1 and L2 are each a single bond, or a substituted or unsubstituted arylene group; R1 and R2 are each a hydrogen atom, an alkyl group, or an aryl group; and at least one of Ar1-Ar4 is a terphenyl group while the others are each independently a substituted or unsubstituted aryl group. When the compound is used as a hole transport material for an organic EL element wherein an acceptor layer is connected to an anode, a hole injection amount from the acceptor layer to the hole transport layer is increased and an effect is further improved.


Inventors:
KATO TOMOKI
SADO TAKAYASU
FUJIYAMA TAKAHIRO
Application Number:
JP2013023803A
Publication Date:
September 09, 2013
Filing Date:
February 08, 2013
Export Citation:
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Assignee:
IDEMITSU KOSAN CO
MITSUI CHEMICALS INC
International Classes:
C07C211/61; C07D307/91; C07D333/20; C07D333/58; H01L51/50
Attorney, Agent or Firm:
Tamotsu Otani