AROMATIC AMINE COMPOUND AND LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE AND ELECTRONIC DEVICE PRODUCED BY USING AROMATIC AMINE COMPOUND

摘要

PROBLEM TO BE SOLVED: To provide a new aromatic amine compound, a light-emitting element having high light-emitting efficiency, a light-emitting device and an electronic device. SOLUTION: The invention provides an aromatic amine compound expressed by general formula (1) (R1 and R2 are each hydrogen atom, 1-4C alkyl or 6-25C aryl; A1 is 6-25C arylene; Ar1 is 6-25C aryl; andαis aryl substituent which may have substituents), and a light-emitting element, a light-emitting device and an electronic device produced by using the compound. COPYRIGHT: (C)2008,JPO&INPIT