ORGANIC COMPOUND HAVING CROSSLINKING GROUP, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT, COMPOSITION FOR ORGANIC ELECTROLUMINESCENCE ELEMENT AND ORGANIC ELECTROLUMINESCENCE ELEMENT

摘要

PROBLEM TO BE SOLVED: To provide an organic compound which is capable of forming a flat thin film and is excellent in hole-transporting property and storage stability, and an organic electroluminescence element showing a high luminous efficiency and operation stability using the organic compound.;SOLUTION: In the organic electroluminescence element, at least one of organic layers contains the organic compound of formula (I) [wherein n is 0, 1 or 2; T¹ and T² are each a crosslinking group; G¹-G³ are each a bivalent group formed by linking 1-30 groups chosen from a phenylene group and groups of the formulae: -O-, -C(=O)- and -CH₂-; and A¹ and A² are each a bivalent group of formula (I-1) (wherein m is 0 or 1; Ar¹-Ar⁵ are each an aromatic hydrocarbon group or an aromatic heterocyclic group; and A¹ satisfies the relation: Ar¹Ar²)].;COPYRIGHT: (C)2008,JPO&INPIT