| abstract |
An organic electroluminescent device with improved luminous efficiency and a long lifetime, and an organic electroluminescent material that realizes the organic electroluminescent device. An amine derivative represented by formula (1) is provided. [Wherein, Ar 1 , Ar 2 , and Ar 3 are each independently a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group, and among Ar 1 , Ar 2 , and Ar 3 ] At least one is substituted with a substituted or unsubstituted silyl group, and L is a single bond, a substituted or unsubstituted arylene group, or a substituted or unsubstituted heteroarylene group] [Selection figure] None |