Organic compound doped material as well as preparation method and application thereof
A technology of organic compounds and doping materials, applied in the field of organic light-emitting materials, can solve problems such as aggravation of phenomena, dopant concentration quenching, lack of interaction strength, etc., to achieve increased stability, excellent characteristics, and excellent electrochemical stability Effect
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Embodiment 1
[0049] Embodiment 1: the preparation of compound B001:
[0050]
[0051] After 20 g of starting material B001-1 (41.49 mmol) was dissolved in tert-butylbenzene (300 mL), it was cooled to 0° C., and 8 mL of tert-butyllithium (tert-butyllithium) was added under a nitrogen atmosphere. ) solution (inPentane: in pentane) 82.99mmol), and stirred at 60°C for 1 hour, after which, the reaction was cooled to -20°C again, and 7.85mL of BBr was added 3 (82.99mmol), stirred at room temperature for 1 hour, the reactant was cooled to -20°C again, and 13.75mL of N,N-diisopropylethylamine (N,N-diisopropylethylamine) (82.99mmol) was added, and Stir at 60°C for 5 hours, TLC detection, the reaction is complete, the reaction solution is cooled to room temperature, ethyl acetate and water are added to extract the organic layer, dried over anhydrous sodium sulfate, the filtrate is spin-dried, and silica gel column chromatography (DCM / PE) Purified by using the method, and then recrystallized and ...
Embodiment 2
[0052] Embodiment 2: the preparation of compound B022:
[0053]
[0054] After 20 g of starting material B022-1 (31.04 mmol) was dissolved in tert-butylbenzene (300 mL), it was cooled to 0° C., and 6 mL of tert-butyllithium (tert-butyllithium) was added under a nitrogen atmosphere. ) solution (inPentane: in pentane) (62.08mmol) and stirred at 60°C for 1 hour, after which the reaction was cooled to -20°C again and 5.9mL of BBr 3 (62.08mmol), stirred at room temperature for 1 hour, the reactant was cooled to -20°C again, and 10.28mL of N,N-diisopropylethylamine (N,N-diisopropylethylamine) (62.08mmol) was added, and Stir at 60°C for 5 hours, TLC detection, the reaction is complete, the reaction solution is cooled to room temperature, ethyl acetate and water are added to extract the organic layer, dried over anhydrous sodium sulfate, the filtrate is spin-dried, and silica gel column chromatography (DCM / PE) Purified by using the method, and then purified by recrystallization wi...
Embodiment 3
[0055] Embodiment 3: the preparation of compound B048:
[0056]
[0057] After 20 g of starting material B048-1 (26.58 mmol) was dissolved in tert-butylbenzene (300 mL), it was cooled to 0° C., and 5.15 mL of tert-butyl lithium (tert- butyllithium) solution (inPentane: in pentane) (53.16mmol), and stirred at 60°C for 1 hour, after which, the reaction was cooled to -20°C again, and 5mL of BBr 3 (53.16mmol), stirred at room temperature for 1 hour, the reactant was cooled to -20°C again, and 8.8mL of N,N-diisopropylethylamine (N,N-diisopropylethylamine) (53.16mmol) was added, and Stirring at 60°C for 5 hours, TLC detection, the reaction was completed, the reaction solution was cooled to room temperature, ethyl acetate and water were added to extract the organic layer, dried over anhydrous sodium sulfate, the filtrate was spin-dried, and silica gel column chromatography (DCM / PE) Purified by using the method, and then purified by recrystallization with acetone solvent to obtain...
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