KR20170123717A - 메틸-d3 치환을 갖는 이리듐 착체 - Google Patents
메틸-d3 치환을 갖는 이리듐 착체 Download PDFInfo
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Abstract
Description
도 2는 분리된 전자 수송층을 갖지 않는 반전 유기 발광 소자를 도시한다.
도 3은 중수소 치환을 포함하는 리간드의 일반적인 구조를 도시한다.
도 4는 예시적인 메틸-d3 치환된 리간드를 도시한다.
Claims (51)
- 원자량이 40을 초과하는 금속에 배위된, 하기 구조를 갖는 리간드를 포함하는 화합물:
화학식 I
상기 화학식에서,
A 및 B는 독립적으로 5원 또는 6원 방향족 또는 헤테로 방향족 고리를 나타낼 수 있고;
A1, A2, B1 및 B2는 독립적으로 C 또는 N이며;
RA 및 RB는 일, 이 또는 삼 치환기를 나타낼 수 있고;
XA 및 XB는 독립적으로 C 또는 헤테로 원자이며;
RA, RB, R1 및 R2는 독립적으로 수소, 알킬, 알콕시, 아미노, 알케닐, 알키닐, 아릴킬, 아릴 및 헤테로아릴로 구성된 군에서 선택되고;
RA, RB, R1 및 R2 중 1 이상은 CD, CD2 또는 CD3을 포함하며;
RA, RB, R1 및 R2는 연결될 수 있고;
RA, RB, R1 및 R2는 융합될 수 있다. - 제2항에 있어서, RA, RB, R1 및 R2 중 1 이상은 CD3을 포함하는 것인 화합물.
- 제1항에 있어서, RA 및 RB 중 1 이상의 치환기는 고리 A, 고리 B, 또는 고리 A 또는 고리 B에 공액 또는 융합된 고리에 직접 부착된 CD3인 것인 화합물.
- 제1항에 있어서, XA 및 XB는 독립적으로 C 또는 N이고, XA가 N일 경우, R1은 아릴인 것인 화합물.
- 제1항에 있어서, XA 및 XB는 독립적으로 C 또는 N이고, XA가 N일 경우, R1은 알킬, 알콕시, 아미노, 알케닐, 알키닐, 아릴킬, 아릴 및 헤테로아릴로 구성된 군에서 선택되는 기로 추가로 치환된 페닐이며, 상기 기는 CD, CD2 또는 CD3 중 1 이상을 포함하는 것인 화합물.
- 제1항에 있어서, 리간드는 하기로 구성된 군에서 선택되는 것인 화합물:
상기 화학식들에서,
R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 및 R11은 독립적으로 수소, 알킬, 알콕시, 아미노, 알케닐, 알키닐, 아릴킬, 아릴 및 헤테로아릴로 구성된 군에서 선택되고;
R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 및 R11은 연결될 수 있고;
R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 및 R11은 융합될 수 있으며;
R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 및 R11 중 1 이상은 CD, CD2 또는 CD3을 포함하는 알킬기를 포함한다. - 제1항에 있어서, A는 이미다졸, 피라졸, 트리아졸, 옥사졸, 옥사디아졸, 피리딘, 피리다진, 피리미딘, 피라진 및 트리아진으로 구성된 군에서 선택되는 것인 화합물.
- 제1항에 있어서, B는 벤젠, 피리딘, 푸란, 피롤 및 티오펜으로 구성된 군에서 선택되는 것인 화합물.
- 제1항에 있어서, 금속은 Ir인 것인 화합물.
- 제1항에 있어서, 화학식 I을 갖는 리간드는 동종 리간드성(homoleptic) 화합물 내 리간드인 것인 화합물.
- 제1항에 있어서, 화학식 I을 갖는 리간드는 이종 리간드성(heteroleptic) 화합물 내 리간드인 것인 화합물.
- 애노드;
캐소드; 및
애노드와 캐소드 사이에 배치된 유기층
을 포함하는 유기 발광 소자로서, 상기 유기층은 원자량이 40을 초과하는 금속에 배위된, 하기 구조를 갖는 리간드를 추가로 포함하는 화합물을 포함하는 유기 발광 소자:
화학식 I
상기 화학식에서,
A 및 B는 독립적으로 5원 또는 6원 방향족 또는 헤테로 방향족 고리를 나타낼 수 있고;
A1, A2, B1 및 B2는 독립적으로 C 또는 N이며;
RA 및 RB는 일, 이 또는 삼 치환기를 나타낼 수 있고;
XA 및 XB는 독립적으로 C 또는 헤테로 원자이며;
RA, RB, R1 및 R2는 독립적으로 수소, 알킬, 알콕시, 아미노, 알케닐, 알키닐, 아릴킬, 아릴 및 헤테로아릴로 구성된 군에서 선택되고;
RA, RB, R1 및 R2 중 1 이상은 CD, CD2 또는 CD3을 포함하며;
RA, RB, R1 및 R2는 연결될 수 있고;
RA, RB, R1 및 R2는 융합될 수 있다. - 제35항에 있어서, RA, RB, R1 및 R2 중 1 이상은 CD3인 것인 유기 발광 소자.
- 제34항에 있어서, RA 및 RB 중 1 이상의 치환기는 고리 A, 고리 B, 또는 고리 A 또는 고리 B에 공액 또는 융합된 고리에 직접 부착된 CD3인 것인 유기 발광 소자.
- 제34항에 있어서, XA 및 XB는 독립적으로 C 또는 N이고, XA가 N일 경우, R1은 아릴인 것인 유기 발광 소자.
- 제34항에 있어서, XA 및 XB는 독립적으로 C 또는 N이고, XA가 N일 경우, R1은 알킬, 알콕시, 아미노, 알케닐, 알키닐, 아릴킬, 아릴 및 헤테로아릴로 구성된 군에서 선택되는 기로 추가로 치환된 페닐이며, 상기 기는 CD, CD2 또는 CD3 중 1 이상을 포함하는 것인 유기 발광 소자.
- 제34항에 있어서, 리간드는 하기로 구성된 군에서 선택되는 것인 유기 발광 소자:
상기 화학식들에서,
R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 및 R11은 독립적으로 수소, 알킬, 알콕시, 아미노, 알케닐, 알키닐, 아릴킬, 아릴 및 헤테로아릴로 구성된 군에서 선택되고;
R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 및 R11은 연결될 수 있고;
R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 및 R11은 융합될 수 있으며;
R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 및 R11 중 1 이상 CD, CD2 또는 CD3을 포함하는 알킬기를 포함한다. - 제34항에 있어서, A는 이미다졸, 피라졸, 트리아졸, 옥사졸, 옥사디아졸, 피리딘, 피리다진, 피리미딘, 피라진 및 트리아진으로 구성된 군에서 선택되는 것인 유기 발광 소자.
- 제34항에 있어서, B는 벤젠, 피리딘, 푸란, 피롤 및 티오펜으로 구성된 군에서 선택되는 것인 유기 발광 소자.
- 제34항에 있어서, 금속은 Ir인 것인 유기 발광 소자.
- 제34항에 있어서, 유기층은 발광층이고, 화합물은 발광 도펀트인 것인 유기 발광 소자.
- 제47항에 있어서, 유기층은 호스트를 추가로 포함하는 것인 유기 발광 소자.
- 애노드;
캐소드; 및
애노드와 캐소드 사이에 배치된 유기층
을 추가로 포함하는 소자를 포함하는 소비자 제품(consumer product)으로서, 상기 유기층은 원자량이 40을 초과하는 금속에 배위된, 하기 구조를 갖는 리간드를 추가로 포함하는 화합물을 포함하는 소비자 제품:
화학식 I
상기 화학식에서,
A 및 B는 독립적으로 5원 또는 6원 방향족 또는 헤테로 방향족 고리를 나타낼 수 있고;
A1, A2, B1 및 B2는 독립적으로 C 또는 N이며;
RA 및 RB는 일, 이 또는 삼 치환기를 나타낼 수 있고;
XA 및 XB는 독립적으로 C 또는 헤테로 원자이며;
RA, RB, R1 및 R2는 독립적으로 수소, 알킬, 알콕시, 아미노, 알케닐, 알키닐, 아릴킬, 아릴 및 헤테로아릴로 구성된 군에서 선택되고;
RA, RB, R1 및 R2 중 1 이상은 CD, CD2 또는 CD3을 포함하며;
RA, RB, R1 및 R2는 연결될 수 있고;
RA, RB, R1 및 R2는 융합될 수 있다.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17334609P | 2009-04-28 | 2009-04-28 | |
| US61/173,346 | 2009-04-28 | ||
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