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Arylamine organic compound, mixture, composition and organic electronic device

A technology of organic electronic devices and organic compounds, which is applied in the fields of aromatic amine organic compounds, compositions and organic electronic devices and mixtures, which can solve problems such as insufficient device life, unbalanced electron transmission, and device holes, and improve luminous efficiency and lifetime, and the effect of good hole transport performance

Pending Publication Date: 2022-03-18
GUANGZHOU CHINARAY OPTOELECTRONICS MATERIALS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although a large number of hole transport materials have been developed, the corresponding devices still have many problems such as unbalanced hole and electron transport and insufficient device lifetime.

Method used

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  • Arylamine organic compound, mixture, composition and organic electronic device
  • Arylamine organic compound, mixture, composition and organic electronic device
  • Arylamine organic compound, mixture, composition and organic electronic device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0105] The synthesis of embodiment 1 compound 1

[0106]

[0107] Synthesis of Intermediate 1-3: Compound 1-1 (20mmol), Compound 1-2 (20mmol), Pd(dba) 2 (0.5mmol), tri-tert-butylphosphine (1.5mmol), and sodium tert-butoxide (40mmol) were dissolved in 200mL of anhydrous toluene, and stirred at 90°C for 3 hours under a nitrogen atmosphere. After the reaction was completed, 300 mL of water was added, separated, the aqueous phase was extracted with toluene, the organic phase was collected and dried with anhydrous magnesium sulfate, filtered, the solvent was spin-dried, and purified by column chromatography to obtain intermediate 1-3 with a yield of 75%.

[0108] Synthesis of Compound 1: Compound 1-3 (15mmol), Compound 1-4 (15mmol), Pd (dba) 2 (0.5mmol), tri-tert-butylphosphine (1.5mmol), and sodium tert-butoxide (30mmol) were dissolved in 180mL of anhydrous toluene, and stirred at 100°C for 6 hours under a nitrogen atmosphere. After the reaction was completed, 300 mL of water...

Embodiment 2

[0110] The synthesis of embodiment 2 compound 2

[0111]

[0112] The synthesis of compound 2 refers to the synthesis of compound 1, except that compound 1-4 is replaced by 2-1. MS (ASAP): 818.

Embodiment 3

[0113] The synthesis of embodiment 3 compound 3

[0114]

[0115] The synthesis of compound 3 was referred to the synthesis of compound 1, except that compound 1-4 was replaced by 3-1, and the yield was 81%.

[0116] Compound 3 was tested by mass spectrometry, MS (ASAP): 803, and the mass spectrogram is attached figure 2 shown.

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Abstract

The invention relates to an arylamine organic compound, a mixture, a composition and an organic electronic device. The arylamine organic compound provided by the invention can be used as a hole transport material to be applied to preparation of an electroluminescent device, especially preparation of an OLED (Organic Light Emitting Diode) device. When the arylamine organic compound is used for preparing the electroluminescent device, the luminous efficiency of the electroluminescent device can be improved, the service life of the electroluminescent device can be prolonged, and a solution is provided for the luminescent device which is low in manufacturing cost, high in efficiency, long in service life and low in roll-off.

Description

[0001] This application claims the priority of the Chinese patent application with the application number 202010989439.7 and the title of the invention "a spirocyclic aromatic amine organic compound and its application" submitted to the China Patent Office on September 18, 2020, the entire content of which is incorporated by reference incorporated in this application. technical field [0002] The invention relates to the field of electroluminescent materials, in particular to an aromatic amine organic compound, a mixture, a composition and an organic electronic device. Background technique [0003] Organic optoelectronic materials are versatile in synthesis, relatively low in manufacturing cost, and have excellent optical and electrical properties. Organic light-emitting diodes (OLEDs) are used in the preparation of optoelectronic devices, such as flat-panel displays and lighting, with advantages such as wide viewing angle, fast response time, low operating voltage, and thin...

Claims

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Application Information

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IPC IPC(8): C07D307/91C07D333/76C07D409/12H01L51/54H01L51/50
CPCC07D333/76C07D307/91C07D409/12H10K85/624H10K85/622H10K85/636H10K85/626H10K85/633H10K85/615H10K85/6576H10K85/6574H10K50/15Y02E10/549
Inventor 宋晶尧张晨何锐锋李涛
Owner GUANGZHOU CHINARAY OPTOELECTRONICS MATERIALS
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