Compound, organic electroluminescent element material using same, organic electroluminescent element using this material, and electronic device

Patent metadata

Field	Value
Publication number	US-2016226002-A1
Application number	US-201414917832-A
Country	US
Kind code	A1
Filing date	Sep 30, 2014
Priority date	Oct 3, 2013
Publication date	Aug 4, 2016
Grant date	—

Abstract

A compound having a structure wherein at least 8-position or 9-position of fluoranthene is replaced by a nitrogen atom, a material for organic electroluminescence devices including the compound, and an organic electroluminescence device and an electronic equipment each including the material are provided. The compound is represented by formula (1):

wherein A represents CR 0 or N; R 0 to R 8 each independently represent a hydrogen atom or a substituent; at least one selected from R 0 to R 8 represents a substituent other than hydrogen atom; and groups selected from R 0 to R 8 which are bonded to adjacent carbon atoms may be bonded to each other to form a saturated or unsaturated ring structure.

First claim

1 . A compound represented by formula (1):

wherein:
A represents CR 0 or N;
R 0 to R 8 each independently represent a hydrogen atom or a substituent, and at least one selected from R 0 to R 8 represents a substituent other than hydrogen atom; and
groups selected from R 0 to R 8 which are bonded to adjacent carbon atoms may be bonded to each other to form a saturated or unsaturated ring structure.

2 . The compound according to claim 1 , wherein R 0 to R 8 each independently represent a hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 50 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 50 ring carbon atoms, a substituted or unsubstituted alkoxy group having 1 to 50 carbon atoms, a substituted or unsubstituted aryl group having 6 to 60 ring carbon atoms, a substituted or unsubstituted heteroaryl group having 5 to 60 ring atoms, a substituted or unsubstituted amino group, a substituted or unsubstituted aryloxy group having 6 to 60 ring carbon atoms, a substituted silyl group, a substituted or unsubstituted haloalkyl group having 1 to 50 carbon atoms, a halogen atom, a cyano group, or a nitro group.

3 . The compound according to claim 1 , wherein the substituent other than hydrogen atom represented by at least one selected from R 0 to R 8 is a substituted or unsubstituted aryl group having 6 to 60 ring carbon atoms or a substituted or unsubstituted heteroaryl group having 5 to 60 ring atoms.

4 . The compound according to claim 1 , wherein the substituent other than hydrogen atom represented by at least one selected from R 0 to R 8 is a substituted or unsubstituted phenyl group, a substituted or unsubstituted naphthyl group, a substituted or unsubstituted anthracenyl group, a substituted or unsubstituted phenanthryl group, a substituted or unsubstituted fluorenyl group, a substituted or unsubstituted dibenzofuranyl group, a substituted or unsubstituted dibenzothiophenyl group, a substituted or unsubstituted carbazolyl group, or an aza-substituted analogue thereof.

5 . The compound according to claim 1 , wherein two selected from R 0 to R 8 each represent the substituent other than hydrogen atom.

6 . The compound according to claim 5 , wherein the substituent other than hydrogen atom represented by two selected from R 0 to R 8 is a substituted or unsubstituted aryl group having 6 to 60 ring carbon atoms or a substituted or unsubstituted heteroaryl group having 5 to 60 ring atoms.

7 . The compound according to claim 5 , wherein the substituent other than hydrogen atom represented by two selected from R 0 to R 8 is a substituted or unsubstituted phenyl group, a substituted or unsubstituted naphthyl group, a substituted or unsubstituted anthracenyl group, a substituted or unsubstituted phenanthryl group, a substituted or unsubstituted fluorenyl group, a substituted or unsubstituted dibenzofuranyl group, a substituted or unsubstituted dibenzothiophenyl group, a substituted or unsubstituted carbazolyl group, or an aza-substituted analogue thereof.

8 . The compound according to claim 1 , wherein formula (1) is represented by formula (2):

wherein A′ represents CH or N.

9 . The compound according to claim 1 , wherein the substituent other than hydrogen atom represented by at least one selected from R 0 to R 8 is represented by formula (a):
*-L 0 -(L 1 -L 2 ) n   (a)
wherein:
* represents a bonding site to the carbon atom in formula (1) to which each of R 0 to R 8 is bonded;
L 0 and L 1 each independently represent a single bond, an arylene group having 6 to 60 ring carbon atoms, or a heteroarylene group having 5 to 60 ring atoms;
L 2 represents a hydrogen atom, an aryl group having 6 to 60 ring carbon atoms or a heteroaryl group having 5 to 60 ring atoms;
L 0 , L 1 and L 2 may have a substituent independently selected from an alkyl group having 1 to 20 carbon atoms, a cycloalkyl group having 3 to 18 ring carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkoxy group having 3 to 20 ring carbon atoms, an aryloxy group having 6 to 18 ring carbon atoms, an amino group, a silyl group, a fluorine atom, a cyano group, an aryl group having 6 to 18 ring carbon atoms, and a heteroaryl group having 5 to 18 ring atoms;
n represents an integer of 1 to 5, and when n is 2 or more, groups (L 1 -L 2 ) may be the same or different; and
L 0 and L 1 , and L 1 and L 2 may be bonded to each other to form a saturated or unsaturated ring, respectively.

10 . The compound according to claim 1 , wherein the substituent other than hydrogen atom represented by at least one selected from R 0 to R 8 is represented by formula (b):

wherein:
* represents a bonding site to the carbon atom in formula (1) to which each of R 0 to R 8 is bonded;
L 5 represents a single bond, an arylene group having 6 to 60 ring carbon atoms, or a heteroarylene group having 5 to 60 ring atoms;
L 5 may have a substituent selected from an alkyl group having 1 to 20 carbon atoms, a cycloalkyl group having 3 to 18 ring carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkoxy group having 3 to 20 ring carbon atoms, an aryloxy group having 6 to 18 ring carbon atoms, an amino group, a silyl group, a fluorine atom, a cyano group, an aryl group having 6 to 18 ring carbon atoms, and a heteroaryl group having 5 to 18 ring atoms;
Y 1 and Y 2 each represent a hydrogen atom or a substituent;
a and b each represent an integer of 1 to 4, and when a or b is 2 or more, groups Y 1 or groups Y 2 may be the same or different; and
adjacent groups Y 1 and adjacent groups Y 2 may be bonded to each other to form a saturated or unsaturated ring, respectively.

11 . The compound according to claim 1 , wherein the substituent other than hydrogen atom represented by at least one selected from R 0 to R 8 is represented by formula (c):

wherein:
* represents a bonding site to the carbon atom in formula (1) to which each of R 0 to R 8 is bonded;
L 6 represents a single bond, an arylene group having 6 to 60 ring carbon atoms, or a heteroarylene group having 5 to 60 ring atoms;
L 6 may have a substituent selected from an alkyl group having 1 to 20 carbon atoms, a cycloalkyl group having 3 to 18 ring carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkoxy group having 3 to 20 ring carbon atoms, an aryloxy group having 6 to 18 ring carbon atoms, an amino group, a silyl group, a fluorine atom, a cyano group, an aryl group having 6 to 18 ring carbon atoms, and a heteroaryl group having 5 to 18 ring atoms; and
Y 3 represents a hydrogen atom or a substituent.

12 . The compound according to claim 11 , wherein two selected from R 0 to R 8 each represent the substituent other than hydrogen atom represented by formula (c).

13 . The compound according to claim 1 , wherein formula (1) is represented by formula (3):

wherein:
A′ represents CH or N;
L 3 and L 4 each independently represent a single bond, an arylene group having 6 to 60 ring carbon atoms, or a heteroarylene group having 5 to 60 ring atoms;
L 3 and L 4 may have a substituent indep

Assignees

• Idemitsu Kosan Co
• Idemitsu Kosan Co

Inventors

• Kashiwamura Takashi
• Ikeda Kiyoshi
• Kawakami Hironori
• Kawamura Masahiro

Classifications

• C07D403/14 Primary

  containing three or more hetero rings · CPC title

• C07D401/14

  containing three or more hetero rings · CPC title

• C07D239/70 Primary

  condensed with carbocyclic rings or ring systems · CPC title

• C09K2211/1044

  containing two nitrogen atoms as heteroatoms · CPC title

• C07D405/14

  containing three or more hetero rings · CPC title