JP2005120296A5 - - Google Patents

Description

（ここでＲ^１〜Ｒ ^８ はそれぞれ同じでも異なっていてもよく、水素、アルキル基、シクロアルキル基、アラルキル基、アルケニル基、シクロアルケニル基、アルキニル基、アルコキシ基、アルキルチオ基、アリールエーテル基、アリールチオエーテル基、アリール基、ヘテロアリール基、ハロゲン、シアノ基、アルデヒド基、カルボニル基、エステル基、カルバモイル基、アミノ基、シリル基の中から選ばれる。Ｒ ^９ およびＲ ^１０ はそれぞれ同じでも異なっていてもよく、シアノ基、フェニル基、アルキル置換フェニル基、アルコキシ置換フェニル基、ヘテロアリール基および下記一般式（２）で表されるエチニル基の中から選ばれる。Ｒ ^９ とＲ ^１０ が同時に一般式（２）で表されるエチニル基になることはない。）

(Wherein R ^{1 to} R ⁸ may be the same as or different from each other, hydrogen, alkyl group, cycloalkyl group, aralkyl group, alkenyl group, cycloalkenyl group, alkynyl group, alkoxy group, alkylthio group, aryl ether group, arylthio ether group, an aryl group, a heteroaryl group, halogen, a cyano group, an aldehyde group, a carbonyl group, an ester group, a carbamoyl group, an amino group, a Ru .R ⁹ and R ¹⁰ selected from the silyl group the same as or different from each other, respectively And selected from a cyano group, a phenyl group, an alkyl-substituted phenyl group, an alkoxy-substituted phenyl group, a heteroaryl group, and an ethynyl group represented by the following general formula (2): R ⁹ and R ¹⁰ are simultaneously selected. (The ethynyl group represented by the general formula (2) is not used.)

（ここで、Ａｒ^１はアリール基もしくはヘテロアリール基であり、αはアントラセン骨格との連結部分を表す。）

(Here, Ar ¹ is an aryl group or a heteroaryl group, and α represents a connecting portion with an anthracene skeleton .)

Claims (9)

A light-emitting element material comprising an anthracene compound represented by the following general formula (1).

(Wherein R ^{1 to} R ⁸ may be the same as or different from each other, hydrogen, alkyl group, cycloalkyl group, aralkyl group, alkenyl group, cycloalkenyl group, alkynyl group, alkoxy group, alkylthio group, aryl ether group, arylthio ether group, an aryl group, a heteroaryl group, halogen, a cyano group, an aldehyde group, a carbonyl group, an ester group, a carbamoyl group, an amino group, a Ru .R ⁹ and R ¹⁰ selected from the silyl group the same as or different from each other, respectively And selected from a cyano group, a phenyl group, an alkyl-substituted phenyl group, an alkoxy-substituted phenyl group, a heteroaryl group, and an ethynyl group represented by the following general formula (2): R ⁹ and R ¹⁰ are simultaneously selected. (The ethynyl group represented by the general formula (2) is not used.)

(Here, Ar ¹ is an aryl group or a heteroaryl group, and α represents a connecting portion with an anthracene skeleton .) 2. The light emitting device material according to claim 1, wherein either one of R ^{9 and} R ¹⁰ is an ethynyl group represented by the general formula (2). 2. The light emitting device material according to claim 1, wherein Ar ¹ is an aryl group substituted with a cyano group or a heteroaryl group containing electron-accepting nitrogen. A light-emitting element having at least a light-emitting layer and an electron transport layer between an anode and a cathode and emitting light by electric energy, wherein the light-emitting element contains an anthracene compound represented by the general formula (1) Light emitting element.

(Wherein R ^{1 to} R ⁸ may be the same as or different from each other, hydrogen, alkyl group, cycloalkyl group, aralkyl group, alkenyl group, cycloalkenyl group, alkynyl group, alkoxy group, alkylthio group, aryl ether group, arylthio ether group, an aryl group, a heteroaryl group, halogen, a cyano group, an aldehyde group, a carbonyl group, an ester group, a carbamoyl group, an amino group, a Ru .R ⁹ and R ¹⁰ selected from the silyl group the same as or different from each other, respectively And selected from a cyano group, a phenyl group, an alkyl-substituted phenyl group, an alkoxy-substituted phenyl group, a heteroaryl group, and an ethynyl group represented by the following general formula (2): R ⁹ and R ¹⁰ are simultaneously selected. (The ethynyl group represented by the general formula (2) is not used.)

(Here, Ar ¹ is an aryl group or a heteroaryl group, and α represents a connecting portion with an anthracene skeleton .) The light-emitting element according to claim 4 , wherein the light-emitting layer contains an anthracene compound represented by the general formula (1). 6. The light emitting device according to claim 5 , wherein the light emitting layer contains a host material and a dopant material, and the anthracene compound represented by the general formula (1) acts as a dopant material. The light emitting device according to claim 6, wherein the host material is a compound represented by the following general formula (3).

(Wherein R ^{11 to} R ¹⁸ may be the same as or different from each other, hydrogen, alkyl group, cycloalkyl group, aralkyl group, alkenyl group, cycloalkenyl group, alkynyl group, alkoxy group, alkylthio group, aryl ether group, Ar ² and Ar are selected from aryl thioether groups, aryl groups, heteroaryl groups, halogens, cyano groups, aldehyde groups, carbonyl groups, ester groups, carbamoyl groups, amino groups, silyl groups, phosphino groups, and phosphine oxide groups. ³ represents an aryl group or a heteroaryl group.) 5. The light emitting device according to claim 4 , wherein the electron transport layer contains a compound composed of a heteroaryl ring having electron-accepting nitrogen, and the compound composed of the heteroaryl ring is a compound formed only by a covalent bond. . The light emitting element according to claim 4 , wherein the light emitting layer exhibits blue light emission having a peak wavelength at 420 nm to 490 nm.