Compound for OLED (Organic Light Emitting Diode) material and preparation method of compound

A technology of compounds and equations, applied in the field of optoelectronic functional materials of this type of compounds, in the field of fluorene-fluorene group compounds OLED organic molecular light-emitting materials, can solve very different problems, etc.

Inactive Publication Date: 2018-06-05
烟台九目化学股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In addition, for the collocation of OLED devices with different structures, the photoelectric functional materials used have strong selectivity, and the performance of the same material in devices with different structures may be completely different.

Method used

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  • Compound for OLED (Organic Light Emitting Diode) material and preparation method of compound
  • Compound for OLED (Organic Light Emitting Diode) material and preparation method of compound
  • Compound for OLED (Organic Light Emitting Diode) material and preparation method of compound

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0063] Embodiment 1: the synthesis of compound 6:

[0064] Synthesis of intermediate compound 3:

[0065]

[0066] Under nitrogen protection, add 21.6g (0.1mol) of compound A, 38.1g (0.1mol) of compound 1, 48.1g (0.1mol) of compound 2, 11.2g (0.2mol) of potassium hydroxide, and 16.8g of water into a 1000ml three-necked flask , Toluene 500g, Pd(PPh 3 ) 4 1.15g (0.001mol), start stirring, heat with an oil bath, control the temperature at 70-80°C and keep it warm for 6-8h. After the reaction is complete after TLC detection, separate layers, wash with water, and remove the solvent to obtain the crude product, add the theoretical amount of the product and equal weight Compound 3 was obtained by recrystallization from toluene and ethanol, and 62.2 g of compound 3 was obtained by drying at 95°C, with a yield of 75.1%.

[0067] Synthesis of intermediate compound 4:

[0068]

[0069] Under the protection of nitrogen, add 62.2g (0.0751mol) of compound 3, 51.6g (0.3mol) of p-to...

Embodiment 2

[0076] Embodiment 2: the synthesis of compound 12:

[0077] Synthesis of intermediate compound 9:

[0078]

[0079] Under nitrogen protection, add 21.6g (0.1mol) of compound A, 750.3g (0.0011mol) of compound 8, 58.3g (0.1mol) of compound 8, 27.6g (0.2mol) of potassium carbonate, 55.2g of water, and toluene into a 1000ml three-necked flask. 500g, Pd(PPh 3 ) 4 2.3g (0.002mol), start stirring, heat with an oil bath, control the temperature at 70-80°C and keep it warm for 6-8h. After the reaction is complete after TLC detection, separate layers, wash with water, and remove the solvent to obtain the crude product, add the theoretical amount of the product and equal weight Compound 9 was obtained by recrystallization from toluene and ethanol, and 75.6 g of compound 9 was obtained by drying at 95°C, with a yield of 75.0%.

[0080] Synthesis of intermediate compound 10:

[0081]

[0082] Under the protection of nitrogen, add 75.6g (0.075mol) of compound 9, 51.6g (0.3mol) of...

Embodiment 3

[0089] Embodiment 3: the synthesis of compound 18:

[0090] Synthesis of intermediate compound 15:

[0091]

[0092] Under nitrogen protection, add compound A 21.6g (0.1mol), compound 13 64g (0.12mol), compound 14 58.1g (0.1mol), potassium carbonate 27.6g (0.2mol), water 55.2g, toluene 600g, Pd(PPh 3 ) 4 1.15g (0.001mol), start stirring, heat with an oil bath, control the temperature at 70-80°C and keep it warm for 6-9h. After the reaction is complete after TLC detection, separate layers, wash with water, and remove the solvent to obtain the crude product, add the theoretical amount of the product and equal weight Compound 15 was obtained by recrystallization from toluene and ethanol, and 86.5 g of compound 15 was obtained by drying at 95°C, with a yield of 80%.

[0093] Synthesis of intermediate compound 16:

[0094]

[0095] Under the protection of nitrogen, add 86.5g (0.08mol) of compound 15, 28.8g (0.3mol) of methanesulfonic acid, and 1000g of toluene to a 2000ml...

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PUM

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Abstract

The invention discloses a compound for an OLED (Organic Light Emitting Diode) material. Due to series materials taking fluorenofluorene as a host compound, performances of OLED luminescent devices canbe improved. The invention further provides a preparation method of the compound. Based on technical development requirements of the current OLED display and illumination enterprises, the inventor provides synthesis of a novel aromatic compound and application thereof on the OLED device. The OLED device manufactured in the invention has extremely high photoelectric property, and the requirementsof panel manufacturing enterprises can be met.

Description

technical field [0001] The invention belongs to the technical field of semiconductors, and in particular relates to a compound used for OLED materials and a preparation method thereof, the main body of which is a fluorene group compound OLED organic molecular light-emitting material, and relates to the application of this type of compound in the field of photoelectric functional materials . Background technique [0002] Organic electroluminescence (OLED: Organic Light Emission Diodes) device technology can be used to manufacture new display products and new lighting products. It is an inherent advantage beyond the reach of existing liquid crystal display and fluorescent lighting technologies. Its application prospects very broad. [0003] At present, OLED display technology has been applied in smart phones, computers, wearable accessories and other fields, and will further expand to large-size applications such as TVs. However, compared with the actual product application ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C07C13/62C07C13/66C07C2/86C07D209/86C07D307/91C07D333/76C07D405/14C07D409/14C09K11/06H01L51/50H01L51/54
CPCC09K11/06C07C13/62C07C13/66C07D209/86C07D307/91C07D333/76C07D405/14C07D409/14C09K2211/1077C09K2211/1081C09K2211/1011C09K2211/1007C09K2211/1029H10K85/624H10K85/626H10K85/6576H10K85/6572H10K85/6574H10K50/00H10K2102/00H10K2102/301
Inventor 李海艳柳佳欣于发喜刘杰刘传浩
Owner 烟台九目化学股份有限公司
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