WO2009139579A9 - 비대칭 안트라센 유도체의 제조 및 이를 이용한 유기전계 발광 소자 - Google Patents
비대칭 안트라센 유도체의 제조 및 이를 이용한 유기전계 발광 소자 Download PDFInfo
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- WO2009139579A9 WO2009139579A9 PCT/KR2009/002550 KR2009002550W WO2009139579A9 WO 2009139579 A9 WO2009139579 A9 WO 2009139579A9 KR 2009002550 W KR2009002550 W KR 2009002550W WO 2009139579 A9 WO2009139579 A9 WO 2009139579A9
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- 0 *c1c(cccc2)c2ccc1 Chemical compound *c1c(cccc2)c2ccc1 0.000 description 2
- JZVBTKPDRTXGBY-UHFFFAOYSA-N CC(OC(c(cc1)ccc1-c1ccccc1)c1ccccc1C(c(cc1)ccc1-c1ccccc1)OC(C)=O)=O Chemical compound CC(OC(c(cc1)ccc1-c1ccccc1)c1ccccc1C(c(cc1)ccc1-c1ccccc1)OC(C)=O)=O JZVBTKPDRTXGBY-UHFFFAOYSA-N 0.000 description 1
- URLKBWYHVLBVBO-UHFFFAOYSA-N Cc1ccc(C)cc1 Chemical compound Cc1ccc(C)cc1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 1
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Definitions
- the present invention relates to a novel method for producing an asymmetric anthracene derivative and to manufacturing an OLED device using the same. More specifically, anthracene derivatives in which carbons 9 and 10 are substituted with an aryl group or a heteroaryl group while carbon 2 is substituted with an alkyl group, a cycloalkyl group, a heterocycloalkyl group, an aryl group, or a heteroaryl group, respectively, in high yield
- the present invention aims to develop OLED materials having high efficiency and lifetime by manufacturing and using the same as light emitting materials, hole injection and transfer materials, or electron transfer and injection materials.
- Anthracene is known as an important chemical structure that can form an organic material layer of an organic light emitting device since the 1960s. Anthracene has a relatively good effect in luminous efficiency, lifespan performance, color purity, etc., but there is still room for improvement, and various studies are continued for this purpose.
- carbon 2 is substituted with an alkyl group, a cycloalkyl group, a heterocycloalkyl group, an aryl group, or a heteroaryl group, and carbon 9 and 10 are each an aryl group or
- the present invention provides a high yield of anthracene derivative wherein carbon 2 is substituted with an alkyl group, a cycloalkyl group, a heterocycloalkyl group, an aryl group, or a heteroaryl group, and carbons 9 and 10 are substituted with an aryl group or a heteroaryl group, respectively.
- carbons 9 and 10 are substituted with an aryl group or a heteroaryl group, respectively.
- the present invention provides a method for producing an anthracene derivative
- Z is MgX (where X is halogen), Li, or Na;
- R 2 is a C 1 to C 30 alkyl group, C 5 to C 30 cycloalkyl group, C 5 to C 30 heterocycloalkyl group, C 5 to C 30 aryl group, or C 5 to C 30 heteroaryl group ;
- Ar 2 is a C 5 -C 30 aryl group or a C 5 -C 30 heteroaryl group;
- the alkyl group, cycloalkyl group, heterocycloalkyl group, aryl group, and heteroaryl group are each independently alkyl having 1 to 30 carbon atoms, alkenyl having 2 to 30 carbon atoms, alkynyl having 2 to 30 carbon atoms ( alkynyl), aryl having 5 to 30 carbon atoms, heteroaryl having 5 to 30 carbon atoms, aryloxy having 5 to 30 carbon atoms, alkyloxy having 1 to 30 carbon atoms, arylamino having 5 to 30 carbon atoms, and having 5 to 30 carbon atoms.
- It may be substituted with one or more selected from the group consisting of diarylamino, arylalkyl having 5 to 30 carbon atoms, cycloalkyl having 5 to 30 carbon atoms, heterocycloalkyl having 5 to 30 carbon atoms, and halogen atoms.
- an anthracene derivative capable of exhibiting excellent light emission performance can be produced in high yield, it is possible to improve economic efficiency in developing an organic light emitting device.
- the compounds to be prepared in the present invention are anthracene derivatives in which carbon 9 and 10 are substituted with an aryl group or heteroaryl group while carbon 2 is substituted with an alkyl group, a cycloalkyl group, a heterocycloalkyl group, an aryl group, or a heteroaryl group.
- 'purpose anthracene derivative' it may be represented by the following formula (6).
- Ar 1 and Ar 2 are each independently selected from C 5 ⁇ C 30 aryl group or a C 5 ⁇ C 30 heteroaryl group of;
- R 2 is a C 1 to C 30 alkyl group, C 5 to C 30 cycloalkyl group, C 5 to C 30 heterocycloalkyl group, C 5 to C 30 aryl group, or C 5 to C 30 heteroaryl group ;
- R 1 and R 3 ⁇ R 8 are each independently hydrogen, a halogen atom, C 1 ⁇ C 30 alkyl group, C 5 ⁇ C 30 cycloalkyl group, C 1 ⁇ C 30 alkoxy group, C 5 ⁇ C 30 of the heterocyclic It is selected from the group consisting of a cycloalkyl group, a C 5 ⁇ C 30 aryl group, and a C 5 ⁇ C 30 heteroaryl group.
- Ar 1 has a structure of —Ph—R 2 , and it is preferable that Ar 1 is a different aryl group or heteroary
- carbon 2 is substituted with an alkyl group, a cycloalkyl group, a heterocycloalkyl group, an aryl group, or a hetero aryl group in one step without sequential substitution of carbons 2 and 9, and carbon 9 is an aryl group or hetero
- the step (a) is a step of reacting the compound of Formula 1 with the compound of Formula 2 to form a compound of Formula 3, wherein the compound of Formula 1 and the compound of Formula 2 is a molar equivalent ratio of 1: 1 to 1:10 , Preferably in a molar equivalent ratio of 1: 2.
- the compound of Formula 2 is a compound including an alkyl group, aryl group, heteroaryl group, the same alkyl group, aryl group, or heteroaryl group to be substituted on carbon 2 of the anthracene derivative as R 2 .
- the step (a) may be performed for 1 to 60 hours under 0 to 50 ° C., and may be performed under a conventional inert solvent in the art.
- the inert solvent include, for example, saturated hydrocarbons such as pentane, hexane, heptane, octane, cyclohexane, 1,2-dimethoxyethane, diethyl ether, methyl-t-butyl Ethers such as ether, tetrahydrofuran, dioxane, and aromatic hydrocarbons such as benzene, toluene, xylene, and the like, and these may be used alone or in combination.
- step (b) is a step of cyclizing the compound of formula 3, to form a compound of formula (4).
- anthracene in which an alkyl group, an aryl group, a heteroaryl group is substituted on carbon 2 and an aryl group or heteroaryl group is substituted on carbon 2 without the sequential substitution of carbons 2 and 9 through the step (b) Derivatives can be formed, in which case there is no possibility of isomers being formed.
- the cyclization reaction may be applied to conventional methods in the art.
- the compound of Formula 3 is acetylated by reacting with acetic anhydride or acetyl halide, and then reacted in the presence of acid to position 2
- an anthracene derivative optionally substituted at position 9 can be prepared.
- the step (c) is to replace the aryl group (Ar 2 ) to the carbon number 10 of the compound of Formula 4, it may be by a conventional coupling reaction in the art. More specifically, after the halogen is substituted at the carbon position 10 of the compound of Formula 4, through the Suzuki coupling reaction, it is possible to form a compound of formula (5).
- halogenation reaction a conventional halogen agent in the art may be used, and examples thereof include halo succinimide (formula 7), halogen (F 2 , Cl 2 , Br 2 , and I 2 ).
- the halogenating agent may be used in an amount of 0.8 to 10 molar equivalents, preferably 1 to 5 molar equivalents, relative to the compound of Formula 4.
- X is halogen and is selected from the group consisting of F, Cl, Br, and I.
- the halogenation reaction may be carried out for 1 to 24 hours at 0 ⁇ 200 °C, preferably 20 °C to 120 °C, may be carried out under an inert solvent.
- the inert solvent include N, N-dimethylformamide, N, N-dimethylacetoamide, N-methylpyrrolidone, dimethylsulfoxide, carbon tetrachloride, chlorobenzene, dichlorobenzene, nitrobenzene, toluene , Xylene, water and the like, which can be used alone or in combination.
- Suzuki coupling reaction may be carried out according to a conventional method in the art, and as the Suzuki coupling agent, aryl-boronic acid of the formula Ar 2 -B (OH) 2 may be used.
- the said Suzuki coupling reaction is generally performed under inert atmosphere, such as nitrogen, argon, helium, under normal pressure, it can also be implemented under pressurized conditions as needed.
- the Suzuki coupling reaction may be carried out at 15 to 300 °C, preferably 30 to 200 °C for 1 to 48 hours.
- reaction solvent for the Suzuki coupling reaction examples include aromatic hydrocarbons such as water, benzene, toluene, and xylene, 1,2-dimethoxyethane, diethyl ether, methyl-t-butyl ether, tetrahydrofuran, dioxane, and the like.
- Saturated hydrocarbons such as ethers, pentane, hexane, heptane, octane, cyclohexane, dichloromethane, chloroform, carbon tetrachloride, 1,2-dichloroethane, 1,1,1-trichloroethane Halogens, nitriles such as acetonitrile, benzonitrile, esters such as ethyl acetate, methyl acetate, and butyl acetate, N, N-dimethylformamide, N, N-dimethylacetoamide, and N- Amides, such as methylpyrrolidone, etc., These can be used individually or in mixture.
- Examples of the base used in the Suzuki coupling reaction include sodium carbonate, potassium carbonate, sodium hydroxide, potassium hydroxide, sodium bicarbonate, potassium hydrogen carbonate, magnesium carbonate, lithium carbonate, potassium fluoride, cesium fluoride, cesium chloride, cesium bromide, Cesium carbonate, potassium phosphate, methoxy sodium, t-butoxy potassium, t-butoxy sodium, t-butoxylithium and the like.
- Examples of the catalyst that can be used for the Suzuki coupling reaction include tetrakis (triphenylphosphine) palladium, dichlorobis (triphenylphosphine) palladium, dichloro [bis (diphenylphosphino) ethane] palladium, di Palladium catalysts such as chloro [bis (diphenylphosphino) propane] palladium, dichloro [bis (diphenylphosphino) butane] palladium, dichloro [bis (diphenylphosphino) ferrocene] palladium, tetrakis ( Triphenylphosphine) nickel, dichlorobis (triphenylphosphine) nickel, dichloro [bis (diphenylphosphino) ethane] nickel, dichloro [bis (diphenylphosphino) propane] nickel, dichloro [ Nickel catalysts such as bis (diphenylphosphino) butane] nickel and
- the compound obtained above was dissolved in 1 L of toluene in a nitrogen atmosphere, and then 51.6 g (0.3 mol) of 2-naphthalenyl boronic acid, 9.3 g (8.1 mmol) of tetrakistriphenylphosphine palladium, and 31.4 g (0.3) of sodium carbonate were added thereto. mol) and 300 mL of water were added thereto. The reaction mixture was stirred at reflux for 3 hours. The reaction solution was cooled to about 60 ° C., filtered through silica gel, and the toluene layer was extracted. The extract was concentrated to remove organic solvent and methanol was added to give a solid.
- the anthracene derivatives were identified by Mass Spectroscopy and NMR (see FIG. 1).
- Example 1 The same method as in Example 1, except that 4-biphenyl magnesium bromide of Example 1-1 and 2-naphthalenyl boronic acid of Example 1-3 were changed as shown in Table 1 below.
- Example 1 Example 2 Example 3
- Example 4 Example 5
- Example 6 Example 7
- Example 8 Example 9
- Example 10 Example 11
- Example 12 Example 13
- Example 14 Example 15
- Example 16 Example 17
- Example 18 Example 19
- Example 20 Example 21
- Example 22 Example 23
- Example 24 Example 24
- An organic electroluminescent device was manufactured by the following method.
- a hole injection layer was formed on the prepared ITO (Indium tin oxide (anode)) by thermal vacuum deposition at a thickness of 800 DOS-205 (Doosan Co., Ltd.), and NPB ( N , N- di (naphthalene-1-) on the hole injection layer.
- yl) -N and N- diphenylbenzidine were vacuum deposited to a thickness of 150 kPa to form a hole transport layer.
- Each of the anthracene derivatives of Cdp 1 to Cdp 25 prepared in Examples 1 to 24 was doped with 5% of the compound of Formula 8, and was vacuum deposited to a thickness of 300 kPa on the hole transport layer to form a light emitting layer.
- Alq 3 which is an electron transporting material, was vacuum deposited on the light emitting layer to a thickness of 250 GPa. Subsequently, LiF, an electron injection material, was deposited to a thickness of 10 mW, and aluminum (cathode) was vacuum deposited to a thickness of 2000 mW to produce an organic light emitting device.
- the anthracene derivative prepared according to the present invention When the anthracene derivative prepared according to the present invention was used as a light emitting host of the organic light emitting device, all showed high luminance. Particularly, in the case of Example 2, the driving voltage was low, the luminance was high, and the lifespan was also excellent because it took 200 hours to reduce the luminance by 10% at 9000 nit. The lifespan performance is equal to or greater than that of the prior art when using TNA as a light emitting host of the organic light emitting device, which requires 180 hours to reduce the luminance by 10% at 9000 nit.
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Abstract
Description
Grignard reagent | Boronic acid | 안트라센 유도체 | |
실시예 1 | |||
실시예 2 | |||
실시예 3 | |||
실시예 4 | |||
실시예 5 | |||
실시예 6 | |||
실시예 7 | |||
실시예 8 | |||
실시예 9 | |||
실시예 10 | |||
실시예 11 | |||
실시예 12 | |||
실시예 13 | |||
실시예 14 | |||
실시예 15 | |||
실시예 16 | |||
실시예 17 | |||
실시예 18 | |||
실시예 19 | |||
실시예 20 | |||
실시예 21 | |||
실시예 22 | |||
실시예 23 | |||
실시예 24 |
안트라센 유도체 | 구동전압(V) | 발광효율(cd/A) | |
실시예 1 | Cpd 1 | 7.0 | 18 |
실시예 2 | Cpd 2 | 6.1 | 24 |
실시예 3 | Cpd 3 | 6.3 | 22 |
실시예 4 | Cpd 4 | 6.7 | 22 |
실시예 5 | Cpd 5 | 6.5 | 18 |
실시예 6 | Cpd 6 | 6.9 | 23 |
실시예 7 | Cpd 7 | 6.2 | 19 |
실시예 8 | Cpd 8 | 6.4 | 18 |
실시예 9 | Cpd 9 | 6.8 | 22 |
실시예 10 | Cpd 10 | 6.8 | 17 |
실시예 11 | Cpd 11 | 6.6 | 16 |
실시예 12 | Cpd 12 | 6.2 | 20 |
실시예 13 | Cpd 13 | 6.5 | 19 |
실시예 14 | Cpd 14 | 6.3 | 21 |
실시예 15 | Cpd 15 | 6.3 | 23 |
실시예 16 | Cpd 16 | 7.3 | 14 |
실시예 17 | Cpd 17 | 7.2 | 13 |
실시예 18 | Cpd 18 | 7.0 | 16 |
실시예 22 | Cpd 22 | 7.5 | 13 |
실시예 23 | Cpd 23 | 7.1 | 16 |
실시예 24 | Cpd 24 | 6.9 | 15 |
Claims (3)
- (a) 하기 화학식 1의 화합물과 하기 화학식 2의 화합물을 반응시켜, 하기 화학식 3의 화합물을 형성하는 단계;(b) 상기 화학식 3의 화합물의 고리화 반응을 통해, 하기 화학식 4의 화합물을 형성하는 단계; 및(c) 상기 화학식 4의 화합물의 10번 탄소 위치에 아릴기를 치환시키는 단계;를 포함하는 하기 화학식 5의 안트라센 유도체의 제조 방법.[화학식 1][화학식 2][화학식 3][화학식 4][화학식 5]상기 화학식 1~5에 있어서, Z는 MgX(여기서 X는 할로겐이다), Li, 또는 Na이며; R2는 C1~C30의 알킬기, C5~C30의 시클로알킬기, C5~C30의 헤테로시클로알킬기, C5~C30의 아릴기, 또는 C5~C30의 헤테로아릴기이며; Ar2는 C5~C30의 아릴기 또는 C5~C30의 헤테로아릴기이며;상기 알킬기, 시클로알킬기, 헤테로시클로알킬기, 아릴기, 및 헤테로아릴기는 각각 독립적으로, 탄소수 1~30의 알킬(alkyl), 탄소수 2~30의 알케닐(alkenyl), 탄소수 2~30의 알키닐(alkynyl), 탄소수 5~30의 아릴(aryl), 탄소수 5~30의 헤테로아릴, 탄소수 5~30의 아릴옥시, 탄소수 1~30의 알킬옥시, 탄소수 5~30의 아릴아미노, 탄소수 5~30의 디아릴아미노, 탄소수 5~30의 아릴알킬, 탄소수 5~30의 시클로알킬, 탄소수 5~30의 헤테로시클로알킬 및 할로겐원자로 이루어진 군에서 선택된 1종 이상으로 치환된 것일 수 있다.
- 제1항에 있어서, 상기 (b)단계는 화학식 3의 화합물을 알세틸화한 후, 고리화 반응시키는 것이 특징인 안트라센 유도체의 제조 방법.
- 제1항에 있어서, 상기 (c)단계는 화학식 4의 화합물의 10번 탄소 위치에 할로겐을 치환한 후, Ar2-B(OH)2의 화합물과 스즈키 커플링 반응을 통해, 화학식 5의 화합물을 형성하는 것이 특징인 안트라센 유도체의 제조 방법.
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JP2011509410A JP5745397B2 (ja) | 2008-05-14 | 2009-05-14 | 非対称アントラセン誘導体の製造方法及びこれを用いた有機電界発光素子 |
US12/992,238 US8134035B2 (en) | 2008-05-14 | 2009-05-14 | Preparation of asymmetric anthracene derivatives and organic electroluminescent device using same |
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JP5627209B2 (ja) * | 2009-09-14 | 2014-11-19 | キヤノン株式会社 | 新規ピレン化合物およびそれを有する有機el素子 |
KR101835020B1 (ko) * | 2010-11-04 | 2018-03-06 | 제이엔씨 주식회사 | 전자 수송 재료 및 이것을 사용한 유기 전계 발광 소자 |
JP5907069B2 (ja) * | 2010-11-25 | 2016-04-20 | Jnc株式会社 | 電子輸送材料およびこれを用いた有機電界発光素子 |
JP2013227251A (ja) * | 2012-04-25 | 2013-11-07 | Jnc Corp | 電子輸送材料およびこれを用いた有機電界発光素子 |
KR101434726B1 (ko) * | 2012-05-07 | 2014-08-27 | 주식회사 두산 | 안트라센 유도체 및 이를 이용한 유기 전계 발광 소자 |
JPWO2014129048A1 (ja) | 2013-02-22 | 2017-02-02 | 出光興産株式会社 | アントラセン誘導体、有機エレクトロルミネッセンス素子用材料、有機エレクトロルミネッセンス素子、および電子機器 |
CN103539625A (zh) * | 2013-10-30 | 2014-01-29 | 吉林奥来德光电材料股份有限公司 | 一类含蒽类化合物、制备方法及其应用 |
CN103554011B (zh) * | 2013-10-30 | 2016-03-16 | 吉林奥来德光电材料股份有限公司 | 一种含蒽类衍生物、制备方法及其应用 |
CN103664495B (zh) * | 2013-12-10 | 2016-07-06 | 京东方科技集团股份有限公司 | 蒽类衍生物及制备方法、应用和有机发光器件 |
KR20150077586A (ko) * | 2013-12-27 | 2015-07-08 | 주식회사 두산 | 유기 전계 발광 소자 |
KR20170101128A (ko) * | 2016-02-26 | 2017-09-05 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 유기 화합물, 발광 소자, 발광 장치, 전자 기기, 및 조명 장치 |
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BE1003403A7 (fr) | 1989-11-28 | 1992-03-17 | Continental Photo | Solution chimiluminescente a base d'anthracene substitue. |
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TWI290582B (en) * | 2004-07-06 | 2007-12-01 | Au Optronics Corp | Anthracene compound and organic electroluminescent device including the anthracene compound |
KR100887870B1 (ko) * | 2006-04-12 | 2009-03-06 | 주식회사 엘지화학 | 신규한 안트라센 유도체, 이의 제조방법 및 이를 이용한유기전자소자 |
US7733009B2 (en) * | 2006-04-27 | 2010-06-08 | Global Oled Technology Llc | Electroluminescent device including an anthracene derivative |
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WO2009139579A3 (ko) | 2010-02-11 |
US20110065924A1 (en) | 2011-03-17 |
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JP5745397B2 (ja) | 2015-07-08 |
JP2014166981A (ja) | 2014-09-11 |
KR20090118528A (ko) | 2009-11-18 |
JP2011519970A (ja) | 2011-07-14 |
KR100974125B1 (ko) | 2010-08-04 |
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