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Copper imidazole-4-carboxylic acid phenanthroline coordination compound, preparation method and application thereof

A technology of o-phenanthroline and copper imidazole is applied in copper organic compounds, chemical instruments and methods, luminescent materials, etc., to achieve the effects of easy availability of raw materials, high purity and high yield

Inactive Publication Date: 2014-08-06
CAPITAL NORMAL UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Nitrogen-containing bidentate ligands such as o-phenanthroline and its derivatives, imidazole and its derivatives are widely used in the synthesis of luminescent metal complexes, but o-phenanthroline and imidazole 4,5-diacid are used as mixed ligands , Coordinating with divalent copper to synthesize the copper imidazole-4-carboxylic acid o-phenanthroline complex of the present invention has not been reported yet. Research and patent on the luminescent properties of the copper imidazole-4-carboxylic acid o-phenanthroline complex , not even reported

Method used

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  • Copper imidazole-4-carboxylic acid phenanthroline coordination compound, preparation method and application thereof
  • Copper imidazole-4-carboxylic acid phenanthroline coordination compound, preparation method and application thereof
  • Copper imidazole-4-carboxylic acid phenanthroline coordination compound, preparation method and application thereof

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0028] The preparation of embodiment 1 copper imidazole-4-carboxylic acid o-phenanthroline complex

[0029] in H 2 O (12ml) solvent, add Cu (NO 3 ) 2 ·3H 2 O (0.204g, 0.85mmol), o-phenanthroline (0.099g, 0.5mmol), imidazole 4,5-dioic acid (0.078g, 0.5mmol), NaOH (0.020g, 0.5mmol), placed in a magnetic stirrer Stir for 30 minutes, place the reactant in a 25ml polytetrafluoroethylene-lined reactor, seal it and place it in a high-temperature oven, keep the temperature at 180°C for five days, then cool it down to room temperature at a rate of 5°C / h, and a blue color is precipitated in the reactor. Blocky crystals, yield 60% (based on copper).

[0030] Figure 1a , Figure 1b Respectively, the schematic diagram of the bond-line molecular structure and the structure diagram of the molecular ball-and-stick model of the copper imidazole-4-carboxylic acid o-phenanthroline complex.

[0031] Elemental analysis value, calculated value: C43.95; H2.820; N12.06; experimental value: C44...

Embodiment 2

[0038] The preparation of embodiment 2 copper imidazole-4-carboxylic acid o-phenanthroline complexes

[0039] in H 2 In O (12ml) solvent, add Cu(SO 4 ) 2 ·5H 2 O (0.212g, 0.85mmol), o-phenanthroline (0.099g, 0.5mmol), imidazole 4,5-dioic acid (0.078g, 0.5mmol), NaOH (0.020g, 0.5mmol), placed in a magnetic stirrer Stir for 30 minutes, place the reactant in a 25ml polytetrafluoroethylene-lined reactor, seal it and place it in a high-temperature oven, keep the temperature at 180°C for five days, then cool it down to room temperature at a rate of 5°C / h, and a blue color is precipitated in the reactor. Blocky crystals, yield 60% (based on copper).

[0040] Figure 1a , Figure 1b Respectively, the schematic diagram of the bond-line molecular structure and the structure diagram of the molecular ball-and-stick model of the copper imidazole-4-carboxylic acid o-phenanthroline complex.

[0041] Elemental analysis value, calculated value: C43.95; H2.820; N12.06; experimental value:...

Embodiment 3

[0045] The preparation of embodiment 3 copper imidazole-4-carboxylic acid o-phenanthroline complexes

[0046] in H 2 O (12ml) solvent, add Cu (ClO 4 ) 2 ·6H 2 O (0.315g, 0.85mmol), o-phenanthroline (0.099g, 0.5mmol), imidazole 4,5-dioic acid (0.078g, 0.5mmol), NaOH (0.020g, 0.5mmol), placed in a magnetic stirrer Stir for 30 minutes, place the reactant in a 25ml polytetrafluoroethylene-lined reactor, seal it and place it in a high-temperature oven, keep the temperature at 180°C for five days, then drop it to room temperature at a rate of 5°C / h, and a blue color is precipitated in the reactor. Blocky crystals, yield 60% (based on copper).

[0047] Figure 1a , Figure 1b Respectively, the schematic diagram of the molecular structure of the copper imidazole-4-carboxylic acid o-phenanthroline complex and

[0048] Molecular ball and stick model structure diagram.

[0049] Elemental analysis value, calculated value: C43.95; H2.820; N12.06; experimental value: C44.07; H2.94; N...

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Abstract

The present invention relates to a copper imidazole-4-carboxylic acid phenanthroline coordination compound, a preparation method and an application thereof, wherein the coordination structure formula is . The preparation method comprises: in an aqueous phase, an organic phase or a mixed phase of an aqueous phase and an organic phase, carrying out a reaction of a copper compound, imidazole-4,5-dicarboxylic acid, phenanthroline, and an inorganic alkali or organic alkali or inorganic ammonium or organic ammonium to obtain the product. According to the present invention, the coordination compound can stably exist under a natural state, has a certain water-solubility and good fat-solubility, exhibits excellent blue light emitting specificity, can be used as a fluorescent or phosphorescent material or used for preparing a fluorescent or phosphorescent material, and can further be used for illumination lights, display screens and the like; and the preparation method has characteristics of easily available raw materials, low cost, product precipitation in a crystal form, high product purity and high yield.

Description

technical field [0001] The invention relates to a complex, in particular to a copper imidazole-4-carboxylic acid o-phenanthroline complex, a preparation method thereof and an application in the field of luminescent materials. Background technique [0002] Metal-organic complex luminescent materials in organic light-emitting materials, because metal complexes are between organic and inorganic substances, and have the characteristics of both organic and inorganic substances, can increase the relative stability, and their light-emitting mechanism, physical and chemical properties , and unique characteristics in application, coupled with the advantages of various types, good adjustability, rich colors, high color purity, and relatively flexible molecular design, etc., it has attracted much attention in recent years. The luminous intensity of organic matter is low, and enhancing its luminous efficiency to increase the intensity is still a bottleneck to be broken through. Moreove...

Claims

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Application Information

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IPC IPC(8): C07F1/08C09K11/06
Inventor 鲁晓明程一锋
Owner CAPITAL NORMAL UNIVERSITY
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