Mitsui Chemicals, Inc.

Michiru Sekiguchi

Kenichi Sugimoto

Nobuhiro Yabunouchi

Takahiro Fujiyama

Hajime Iizuka

Yoshiyuki Totani

Kazuya Sakai

Hidetoshi Tsunoda

Takahiko Ochi

Disclosed is a long-life organic EL device having high luminous efficiency even after storage at high temperatures. Also disclosed is an aromatic amine derivative which enables to realize such an organic EL device. The aromatic amine derivative is represented by the following general formula (1). (In the formula (1), Ar1 is represented by the general formula (2) below, and Ar2 is represented by the general formula (3) below.) 

Aromatic amine derivative and organic electroluminescent device using the same

Disclosed is a novel compound suitable as an electron transporting material for organic electronic devices. Also disclosed is an organic electronic device using such a compound which has higher sensitivity and longer life than conventional organic electronic devices. Specifically disclosed is a compound having a structure wherein structural units represented by the general formula (1) below are bonded to one another without a linking group, wherein, in the formula, Xto Xindependently represent an oxygen atom, a sulfur atom or NR(wherein Rrepresents a hydrogen atom, or a substituted or unsubstituted monovalent organic group); Zrepresents a tetravalent organic group; and * represents a bonding position.

Compound and organic electronic device using the same

Amino acid N-carboxyanhydrides with acyl substituents on nitrogen atoms thereof

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Sodegaura, Japan

Michiru Sekiguchi