Compound, organic electroluminescence element material, organic electroluminescence element and electronic device

Patent metadata

Field	Value
Publication number	US-10784446-B2
Application number	US-201515329442-A
Country	US
Kind code	B2
Filing date	Nov 27, 2015
Priority date	Nov 28, 2014
Publication date	Sep 22, 2020
Grant date	Sep 22, 2020

Abstract

A compound is represented by a formula (100) below, where X 1 , X 2 and X 3 are each independently a nitrogen atom or a carbon atom bonded with R 2 , Y is an oxygen atom, a sulfur atom and the like, R 1 , R 2 , R 11 , R 21 and R 22 are each a hydrogen atom or a substituent, L 1 is a single bond or a linking group, and L 2 is a linking group.

First claim

The invention claimed is:

1. A compound represented by a formula (100) below,

where:
X 3 is a nitrogen atom, or a carbon atom (CR 2 ) bonded with R 2 ;
R 2 is a hydrogen atom;
R 11 is a substituted or unsubstituted aryl group having 6 to 30 ring carbon atoms;
Y is an oxygen atom, a sulfur atom, or a silicon atom (SiR 31 R 32 ) bonded with R 31 and R 32 ;
R 21 and R 22 are each independently selected from the group consisting of a hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 30 carbon atoms, and a substituted or unsubstituted aryl group having 6 to 30 ring carbon atoms;
a first moiety represented by a formula (10c) below in the compound represented by the formula (100) is selected from a moiety represented by any one of formulae (10c-1) to (10c-27) below,

R 101 to R 107 , R 201 and R 202 are each independently selected from the group consisting of: a hydrogen atom and a substituted or unsubstituted alkyl group having 1 to 30 carbon atoms;
R 31 and R 32 are each independently selected from the group consisting of: a hydrogen atom; an unsubstituted alkyl group having 1 to 30 carbon atoms; and an unsubstituted aryl group having 6 to 30 ring carbon atoms;
L 1 is a single bond or a linking group selected from the group consisting of: a substituted or unsubstituted aromatic hydrocarbon group having 6 to 30 ring carbon atoms;
L 2 is a linking group selected from the group consisting of: a substituted or unsubstituted aromatic hydrocarbon groups having 6 to 30 ring carbon atoms;
p is an integer ranging from 0 to 4, a plurality of R 21 being the same or different when p is an integer in a range from 2 to 4;
the plurality of R 21 are optionally bonded to each other to form a ring structure;
q is an integer ranging from 0 to 3, a plurality of R 22 being the same or different when q is 2 or 3;
the plurality of R 22 are optionally bonded to each other to form a ring structure;
a is an integer ranging from 1 to 5, a plurality of first moieties represented by formula (10c) in parentheses parenthesized by a being the same or different when the plurality of first moieties are bonded to L 2 ; and
b is an integer ranging from 1 to 5, a plurality of second moieties being the same or different when the plurality of second moieties in parentheses parenthesized by b are bonded to L 1 .

2. The compound according to claim 1 , wherein the compound is represented by a formula (10) below,

wherein X 3 , Y, R 2 , R 11 , R 21 , R 22 , R 31 , R 32 , L 1 , L 2 , p, q, a and b respectively are the same as X 3 , Y, R 2 , R 11 , R 21 , R 22 , R 31 , R 32 , L 1 , L 2 , p, q, a and b in the formula (100), and
the first moiety represented by the formula (10c) in the compound represented by the formula (10) is selected from the group consisting of moieties represented by any one of the formulae (10c-1) to (10c-27).

3. The compound according to claim 1 , wherein the compound is represented by a formula (11) below,

wherein X 3 , Y, R 2 , R 11 , R 21 , R 22 , R 31 , R 32 , L 1 , L 2 , p, q, a and b respectively are the same as X 3 , Y, R 2 , R 11 , R 21 , R 22 , R 31 , R 32 , L 1 , L 2 , p, q, a and b in the formula (100), and
the first moiety represented by the formula (10c) in the compound represented by the formula (11) is selected from the group consisting of moieties represented by any one of the formulae (10c-1) to (10c-27).

4. The compound according to claim 1 , wherein a and b are each independently 1 or 2 .

5. The compound according to claim 1 , wherein a and b are 1.

6. The compound according to claim 1 , wherein a is 1 and b is 2.

7. The compound according to claim 1 , wherein L 2 is selected from the group consisting of substituted or unsubstituted aromatic hydrocarbon groups having 6 to 18 ring carbon atoms.

8. The compound according to claim 1 , wherein L 2 is selected from the group consisting of a substituted or unsubstituted phenylene group, a substituted or unsubstituted naphthylene group and a substituted or unsubstituted biphenyldiyl group.

9. The compound according to claim 1 , wherein L 2 is a substituted or unsubstituted phenylene group.

10. The compound according to claim 1 , wherein R 31 and R 32 are each independently selected from the group consisting of a hydrogen atom and an unsubstituted alkyl group having 1 to 30 carbon atoms.

11. The compound according to claim 1 , wherein R 11 is a substituted or unsubstituted aryl group having 6 to 18 ring carbon atoms.

12. The compound according to claim 1 , wherein R 11 is a group selected from the group consisting of a substituted or unsubstituted phenyl group, biphenyl group, terphenyl group, naphthyl group, anthryl group, phenanthryl group, fluorenyl group, pyrenyl group, chrysenyl group, fluoranthenyl group, benzo[a]anthryl group, benzo[c]phenanthryl group, triphenylenyl group, benzo[k]fluoranthenyl group, benzo[g]chrysenyl group, benzo[b]triphenylenyl group, picenyl group and perylenyl group.

13. The compound according to claim 1 , wherein R 11 is a substituted or unsubstituted phenyl group.

14. The compound according to claim 1 , wherein the first moiety represented by formula (10c) is selected from the moieties represented by any one of the formulae (10c-1), (10c-2), (10c-3), and (10c-8) to (10c-21).

15. The compound according to claim 1 , wherein X 3 is a carbon atom (CR 2 ) bonded with R 2 .

16. The compound according to claim 1 , wherein X 3 is a nitrogen atom.

17. The compound according to claim 1 , wherein Y is an oxygen atom or a sulfur atom.

18. The compound according to claim 1 , wherein L 1 is a substituted or unsubstituted aromatic hydrocarbon group having 6 to 30 ring carbon atoms.

19. The compound according to claim 1 , wherein L 1 is selected from the group consisting of a substituted or unsubstituted phenylene group, a substituted or unsubstituted naphthylene group and a substituted or unsubstituted biphenyldiyl group.

20. The compound according to claim 1 , wherein
Y is an oxygen atom or a sulfur atom,
L 1 and L 2 are each independently selected from the group consisting of a substituted or unsubstituted phenylene group, a substituted or unsubstituted naphthylene group, and a substituted or unsubstituted biphenyldiyl group, and
R 11 is selected from the group consisting of a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, an anthryl group, a phenanthryl group, a fluorenyl group, a pyrenyl group, a chrysenyl group, a fluoranthenyl group, a benzo[a]anthryl group, a benzo[c]phenanthryl group, a triphenylenyl group, a benzo[k]fluoranthenyl group, a benzo[g]chrysenyl group, a benzo[b]triphenylenyl group, a picenyl group, an

Assignees

• Idemitsu Kosan Co

Inventors

• HAYAMA Tomoharu
• Masuda Tetsuya
• Kawamura Masahiro
• Ito Hirokatsu
• Haketa Tasuku
• Mizuki Yumiko

Classifications

• H10K85/654

  comprising only nitrogen as heteroatom (H10K85/652 takes precedence) · CPC title

• C07D405/14 Primary

  containing three or more hetero rings · CPC title

• C09K2211/1092

  containing sulfur as the only heteroatom · CPC title

• C09K2211/1059

  containing three nitrogen atoms as heteroatoms · CPC title

• C09K2211/1088

  containing oxygen as the only heteroatom · CPC title