公开(公告)号：EP3922627A1

公开(公告)日：2021-12-15

申请号：EP20752612.0

申请日：2020-01-21

申请人： Sumitomo Chemical Company, Ltd.

发明人： KOBAYASHI, Satoshi ,  TANAKA, Masanobu ,  OHUCHI, Kazuei ,  ISHIKAWA, Rui ,  USUI, Motoaki ,  SATO, Takahiro

IPC分类号： C07C65/26 ,  C07C69/92 ,  C07C229/52 ,  C07D333/76 ,  C07F5/02 ,  C09K11/06 ,  C07C49/697 ,  C07D209/86 ,  H01L51/50

摘要： To provide a compound with which the luminance life of a light emitting device is excellent.
A compound represented by the formula (1):

[wherein,
n represents an integer of 2 or more and 20 or less.
R 1 and R 2 each independently represent a hydrogen atom, an alkyl group, a cycloalkyl group, an alkoxy group, a cycloalkoxy group or a halogen atom.
Ar 1 represents a mono-cyclic or condensed-cyclic arylene group, a mono-cyclic or condensed-cyclic divalent heterocyclic group or a group represented by - N(R X1 )-. R X1 represents a hydrogen atom, an alkyl group, a cycloalkyl group, an aryl group or a monovalent heterocyclic group.
At least two of Ar 1 represent prescribed groups.].