Metal coordination compounds with zinc (II) and platinum (II) in different doping proportions of based on poly-Salen ligands as well as preparation methods and applications thereof

A technology of metal complexes and ligands, applied in chemical instruments and methods, luminescent materials, etc., to achieve high yield, broad application prospects, and easy molecular design

Inactive Publication Date: 2011-09-28
NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
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  • Abstract
  • Description
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AI Technical Summary

Problems solved by technology

[0008] For application: The synthesized doped metal complex based on poly-Salen ligand has no report on its application in organic electroluminescent materials

Method used

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  • Metal coordination compounds with zinc (II) and platinum (II) in different doping proportions of based on poly-Salen ligands as well as preparation methods and applications thereof
  • Metal coordination compounds with zinc (II) and platinum (II) in different doping proportions of based on poly-Salen ligands as well as preparation methods and applications thereof
  • Metal coordination compounds with zinc (II) and platinum (II) in different doping proportions of based on poly-Salen ligands as well as preparation methods and applications thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0035]

[0036] Wherein the n=2-1000, the average molecular weight of a1, a2, a3 or a4 is 3000-13000

[0037] Under nitrogen protection, 1 mmol (1 eq) of bridged dialdehyde based on bisphenol A structure, 1.1 mmol (1.1 eq) of o-phenylenediamine, 3 mL of 1,2-dichloroethane, 3 mL of 1,2-dichloroethane were added to a Schlenk tube, 80°C Reflux reaction for 24 h. After the reaction, 2 mL of absolute ethanol was added, and a solid was precipitated, which was centrifuged (or filtered), washed with absolute ethanol and ether in turn, dried and weighed. get a 1 , a 2 , a 3 , a 4 .

[0038] 1 yield 84.7%. IR (KBr tablet): n (cm -1 ) 3058, 2966, 1616, 1496, 1424, 1387, 1282, 1176, 1106, 976, 887, 827, 743; 1 H NMR (CDCl 3 , 300 MHz): δ (ppm) 12.96 (s, 2 H), 8.55 (s, 2 H), 7.25 ~ 7.21 (m, 8 H, ), 6.93 (d,J = 7.8, 2 H), 1.64 (s, 6 H); 13 C NMR (CDCl 3 , 300 MHz): δ (ppm) 196.41, 163.38, 158.00, 142.30, 140.65, 131.82, 129.78, 127.29, 119.09, 118.16, 116.85, 41.22, 30...

Embodiment 2

[0043]

[0044] Wherein the n=2-1000, the average molecular weight is 3000-13000

[0045] To a solution of 0.1 mmol (1 eq) of polySalen ligands a1, a2, a3 or a4 in dimethyl sulfoxide under nitrogen protection, 0.11 mmol (1.1 eq) of a mixture of zinc acetate and potassium chloroplatinite was added (Molar fraction of platinum(II): 1 / 10, 1 / 20, 1 / 30 … 1 / 100), then add anhydrous sodium carbonate 0.1 mmol (1 eq), reflux at 70 °C for 24 h, cool to room temperature, 2 mL of absolute ethanol was added to the reaction solution, and a precipitate was precipitated, which was centrifuged (or filtered), and washed with absolute ethanol and ether in turn. Dry and weigh. Metal complexes with different doping ratios were obtained.

Embodiment 3

[0047]

[0048] Wherein the n=2-1000, the average molecular weight of b1, b2, b3 or b4 is 5000-18000

[0049] Under nitrogen protection, 1 mmol (1 eq) of bridged dialdehyde based on bisphenol A structure, 1.1 mmol (1.1 eq) of binaphthalene diamine, 3 mL of 1,2-dichloroethane, 3 mL of 1,2-dichloroethane were added to a Schlenk tube, 80°C Reflux reaction for 24 h. After the reaction, 2 mL of absolute ethanol was added, and a solid was precipitated, which was centrifuged (or filtered), washed with absolute ethanol and ether in turn, dried and weighed. get b 1 , b 2 , b 3 , b 4 .

[0050] 1 yield 87.3%. IR (KBr tablet): n (cm -1 ) 3054, 2965, 1617, 1488, 1428, 1386, 1285, 1222, 1177, 1072, 1026, 975, 826, 749, 624, 527; 1 H NMR (CDCl 3 , 300 MHz): δ (ppm) 11.74 (s, 2 H), 8.54 (s, 2 H), 8.06 ~ 7.31 (m, 13 H), 7.10 ~ 7.01 (m, 3 H), 6.53 (d, J = 8.4, 2 H), 1.55(s, 6 H).

[0051] b 2 yield.64.5%.IR (KBr tablet): n (cm -1 ) 3055, 2968, 1610, 1505, 1456, 1388, ...

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Abstract

The invention relates to organic metal coordination compounds as well as synthesis methods and applications thereof, in particular to a series of poly-Salen ligands and metal coordination compounds with zinc (II) and platinum (II) in different doping proportions as well as synthesis methods and applications thereof in the field of organic luminance. The metal coordination compounds with zinc (II)and platinum (II) in different doping proportions based on the poly-Salen ligands are characterized in that the structures of the metal coordination compounds are shown in the below structural formula, wherein the synthesis methods of the poly-Salen ligands and the metal coordination compounds have the advantages of simplicity, convenience, simple technological operation, high yield, low cost andeasiness for molecular design.

Description

[0001] technical field [0002] The invention relates to metal-organic complexes, a synthesis method and application thereof, in particular to a series of poly-Salen ligands and metal complexes with different doping ratios of zinc (II) and platinum (II), and a synthesis method and application thereof. Applications in the field of organic light-emitting. technical background [0003] With the advent of the information age, the role of display technology in human life is becoming more and more important, and the existing display technology no longer meets the higher and higher requirements of the rapidly developing information display devices. Organic Light-Emitting Devices (OLEDs) are characterized by self-luminescence, high brightness, wide viewing angle, low power consumption, full curing, ultra-thin, high resolution, fast response speed and strong environmental adaptability. The incomparable advantages are considered to be the most promising new generation flat panel di...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08G73/00C09K11/06
Inventor 姚小泉屠慧李可贾云超朱荔
Owner NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
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