Organometallic compound and organic light-emitting device including the same

Patent metadata

Field	Value
Publication number	US-2016118604-A1
Application number	US-201514661064-A
Country	US
Kind code	A1
Filing date	Mar 18, 2015
Priority date	Oct 22, 2014
Publication date	Apr 28, 2016
Grant date	—

Abstract

An organometallic compound represented by Formula 1:
M(L 1 ) n1 (L 2 ) n2 (L 3 ) n3   Formula 1
wherein in Formula 1, M, L 1 , L 2 , L 3 , n1, n2, and n3 are the same as defined in the specification.

First claim

What is claimed is:

1 . An organometallic compound represented by Formula 1:

wherein, in Formulae 1, 2, and 3,
M is selected from a Period 1 transition metal, a Period 2 transition metal, and a Period 3 transition metal;
L 1 is a first ligand represented by Formula 2;
L 2 is a second ligand represented by Formula 3;
L 3 is selected from a monovalent organic ligand, a divalent organic ligand, and a trivalent organic ligand;
n1 and n2 are each independently an integer of 1 to 3, wherein when n1 is 2 or more, groups L 1 are identical or different, and when n2 is 2 or more, groups L 2 are identical or different;
n3 is an integer of 0 to 4, wherein when n3 is 2 or more, groups L 3 are identical or different;
A 21 and A 32 are each independently selected from a C 1 -C 10 heterocycloalkane, a C 1 -C 10 heterocycloalkene, a C 1 -C 10 heteroarene, and a non-aromatic condensed heteropolycycle;
A 22 and A 33 are each independently selected from a C 3 -C 10 cycloalkane, a C 1 -C 10 heterocycloalkane, a C 3 -C 10 cycloalkene, a C 1 -C 10 heterocycloalkene, a C 6 -C 10 arene, a C 1 -C 10 heteroarene, a non-aromatic condensed polycycle, and a non-aromatic condensed heteropolycycle;
A 31 is selected from a C 3 -C 20 cycloalkene and a C 1 -C 10 heterocycloalkene;
R 21 , R 22 , and R 31 to R 33 are each independently selected from a hydrogen, a deuterium, a hydroxyl group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a substituted or unsubstituted C 1 -C 60 alkyl group, a substituted or unsubstituted C 2 -C 60 alkenyl group, a substituted or unsubstituted C 2 -C 60 alkynyl group, a substituted or unsubstituted C 1 -C 60 alkoxy group, a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, a substituted or unsubstituted C 1 -C 60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, —N(Q 1 )(Q 2 ), —Si(Q 3 )(Q 4 )(Q 5 ), —B(Q 6 )(Q 7 ), and —Ge(Q 8 )(Q 9 )(Q 10 );
b21, b22, and b31 to b33 are each independently an integer of 1 to 4;
b23 and b24 are each independently an integer of 0 to 4, wherein the sum of b23 and b24 is 1 or more;
* and *′ are each independently a binding site with M in Formula 1;
at least one substituent of the substituted C 1 -C 60 alkyl group, substituted C 2 -C 60 alkenyl group, substituted C 2 -C 60 alkynyl group, substituted C 1 -C 60 alkoxy group, substituted C 3 -C 10 cycloalkyl group, substituted C 1 -C 10 heterocycloalkyl group, substituted C 3 -C 10 cycloalkenyl group, substituted C 1 -C 10 heterocycloalkenyl group, substituted C 6 -C 60 aryl group, substituted C 6 -C 60 aryloxy group, substituted C 6 -C 60 arylthio group, substituted C 1 -C 60 heteroaryl group, substituted monovalent non-aromatic condensed polycyclic group, and substituted monovalent non-aromatic condensed heteropolycyclic group is selected from
a deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, and a C 1 -C 60 alkoxy group;
a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, and a C 1 -C 60 alkoxy group, each substituted with at least one selected from a deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —N(Q 11 )(Q 12 ), —Si(Q 13 )(Q 14 )(Q 15 ), and —B(Q 16 )(Q 17 );
a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group;
a C 3 -C 10 cycloalkyl group, a C 2 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 2 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group, each substituted with at least one selected from a deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C 1 -C 60 alkyl group, a C 1 -C 60 alkenyl group, a C 1 -C 60 alkynyl group, a C 1 -C 60 alkoxy group, a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —N(Q 21 )(Q 22 ), —Si(Q 23 )(Q 24 )(Q 25 ), and —B(Q 26 )(Q 27 ); and
—N(Q 31 )(Q 32 ), —Si(Q 33 )(Q 34 )(Q 35 ), and —B(Q 36 )(Q 37 );
wherein Q 1 to Q 10 , Q 11 to Q 17 , Q 21 to Q 27 , and Q 31 to Q 37 are each independently selected from a hydrogen, a deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, a C 1 -C 60 alkoxy group, a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group.

2 . The organometallic compound of claim 1 , wherein
M is Ir, Pt, Os, Ti, Zr, Hf, Eu, Tb, or Tm.

3 . The organometallic compound of claim 1 , wherein
n1 is 2, n2 is 1, and n3 is 0.

4 . The organometallic compound of claim 1 , wherein
A 21 and A 32 each independently are a pyrr

Assignees

• Samsung Electronics Co Ltd

Inventors

• Choi Jongwon
• Kwak Yoonhyun
• Kwon Ohyun
• Kim Sangdong
• Park Bumwoo
• Park Youngjae
• Lee Sunyoung

Classifications

• C07F19/00

  Metal compounds according to more than one of main groups C07F1/00 - C07F17/00 · CPC title

• H01L51/0085 Primary

  Electricity · mapped topic

• H01L51/5012

  Electricity · mapped topic

• C07F15/0033 Primary

  Iridium compounds · CPC title

• H10K50/00

  Organic light-emitting devices (integrated devices or assemblies of multiple devices H10K59/00, H10K65/00; organic semiconductor lasers H01S5/36) · CPC title