Organic light emission diode device containing xanthone compound and application thereof
An electroluminescent device and compound technology, applied in the field of organic electroluminescent devices, can solve the problems of high exciton utilization rate, high fluorescence radiation efficiency, low S1 state radiation transition rate, efficiency roll-off, etc., and achieve high efficiency Effect
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Embodiment 1
[0063] Example 1 Compound C01
[0064]
[0065] In a 250ml three-neck flask, add 0.01mol 3-(4-bromophenyl)-xanthone, 0.02mol compound A1, 0.03mol sodium tert-butoxide, 1×10 under a nitrogen atmosphere -4 mol Pd 2 (dba) 3 , 1×10 -4 mol of tri-tert-butyl phosphorus, 150 ml of toluene, heating and refluxing for 24 hours, sampling point plate, natural cooling, filtration, rotary evaporation of the filtrate, and silica gel column to obtain the target product with a purity of 99.56% and a yield of 57%.
[0066] Elemental analysis structure (molecular formula C 40 H 27 NO 3 ): Theoretical value: C, 84.34; H, 4.78; N, 2.46; O, 8.43 Test value: C, 84.39; H, 4.80; N, 2.46; O, 8.40.
[0067] High resolution mass spectrometry, ESI source, positive ion mode, molecular formula C 40 H 27 NO 3 , Theoretical value: 569.20, Test value: 569.64.
Embodiment 2
[0068] Example 2 Compound C02
[0069]
[0070] In a 250ml three-necked flask, add 0.01mol 3-(3-bromophenyl)-xanthone, 0.02mol compound A1, 0.03mol sodium tert-butoxide, 1×10 under a nitrogen atmosphere -4 mol Pd 2 (dba) 3 , 1×10 -4 mol of tri-tert-butyl phosphorus, 150ml of toluene, heating and refluxing for 24 hours, sampling point plate, natural cooling, filtration, rotary evaporation of the filtrate, and silica gel column to obtain the target product with a purity of 99.326% and a yield of 48%.
[0071] Elemental analysis structure (molecular formula C 40 H 27 NO 3 ): Theoretical value: C, 84.34; H, 4.78; N, 2.46; O, 8.43 Test value: C, 84.45; H, 4.71; N, 2.52; O, 8.32.
[0072] High resolution mass spectrometry, ESI source, positive ion mode, molecular formula C 40 H 27 NO 3 , Theoretical value: 569.20, Test value: 569.68.
Embodiment 3
[0073] Example 3 Compound C07
[0074]
[0075] In a 250ml three-necked flask, add 0.01mol 3-(4-bromonaphthalene-1-yl)-xanthone, 0.02mol compound A2, 0.03mol sodium tert-butoxide, 1×10 under a nitrogen atmosphere -4 mol Pd 2 (dba) 3 , 1×10 -4 mol of tri-tert-butyl phosphorus, 150 ml of toluene, heating and refluxing for 24 hours, sampling point plate, natural cooling, filtration, rotary evaporation of the filtrate, and silica gel column to obtain the target product with a purity of 99.6% and a yield of 45%.
[0076] Elemental analysis structure (molecular formula C 44 H 29 NO 3 ): Theoretical value: C, 85.28; H, 4.72; N, 2.26; O, 7.75; Test value: C, 85.34; H, 4.80; N, 2.36; O, 7.50.
[0077] High resolution mass spectrometry, ESI source, positive ion mode, molecular formula C 44 H 29 NO 3 , Theoretical value: 619.21, Test value: 619.71.
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