49results about How to "Good phosphorescent emission performance" patented technology

The invention discloses a luminescent material of red-phosphorescence cuprous iodide complex and a preparation method thereof. The phosphorescence complex is obtained through complexation of CuI and a ligand, with a molecular structure of (CuIL)n, wherein L is the ligand, the ligand is electrically neutral heterocyclic ligand 4-(2-benzoxazolyl) pyridine, that is, the combination of the benzoxazolyl and the pyridine. Due to introducing the benzoxazolyl group beneficial to luminescence of molecular excited state and heavy halogen iodine beneficial to intersystem crossing of the excited state into the material, and promotion of the intersystem crossing by metal-to-ligand charge transfer, the material has relatively good phosphorescence performance. The material is obtained by the directly mixing reaction of the ligand with an acetonitrile solution of CuI, has advantages of simple technology, simple equipment, easily-available raw materials, low cost and good thermal stability, and can be used as a photoluminescence red-phosphorescence material, and a phosphorescent material of a luminous layer of an electroluminescent device composed of multilayer organic materials.

The invention discloses a tumor targeting metal complex, a synthetic method and application. The synthetic method comprises the steps of connecting a ligand with a substituent group and a targeting molecule, complexing the ligand and metal ions, and synthesizing to obtain the tumor targeting metal complex, wherein the ligand is one of a phenanthroline derivative, a dipyridyl derivative, a benzimidazole derivative, a phenyl-pyridine derivative and a thiophene-pyridine derivative; the targeting molecule is one of biotin, folic acid, integrin, transferrin, cell-penetrating peptide, octa-poly-L-arginine, MUC-1 attached membrane protein, galactosamine, neovascular targeting peptide and a granulocyte-macrophage colony-stimulating factor; the metal ions are ruthenium, osmium, rhodium or iridium ions. The complex obtained by the method provided by the invention can be selectively absorbed by tumor cells, and induces apoptosis of the tumor cells. In a nude mouse tumor-bearing model, the tumor targeting metal complex can image and treat tumors, and the toxicity of organs and tissues is reduced.

The invention discloses a cuprous complex luminescent material capable of emitting orange-yellow phosphorescent light and a preparation method thereof. The phosphorescent complex of the luminescent material is obtained by carrying out complexing on a monovalent copper salt with a ligand; the molecular structure of the phosphorescent complex is [Cu(QBO)(PPh3)2]PF6, and in the formula, PPh3 and QBO are electrically neutral ligands triphenylphosphine and 2-(2-benzoxazole) quinoline. The complex has the advantages of easy micromolecular purification and high luminous efficiency, and also high thermal stability. The material is obtained by directly mixing and reacting Cu(CH3CN)4PF6 with a dichloromethane solution of the ligands, and has the advantages of simple and convenient process, simple equipment, easily available raw materials, low cost and the like. The material can be taken as a photoluminescent orange-yellow-light material and also can be used as a luminescent layer phosphorescent material in an electroluminescent device composed of a plurality of layers of organic materials.

The invention discloses a crystalline benzimidazolyl quinoline based cuprous complex orange-yellow phosphorescent material and a preparation method therefor. The phosphorescent complex disclosed by the invention is prepared from a cuprous salt and a ligand through complexing and has a molecular structure of [Cu(2-QBI)(m-Tol3P)2]PF6, wherein 2-QBI and m-Tol3P are electrically-neutral heterocyclic ligands, i.e., benzimidazolyl quinoline and tri(m-methoxyphenyl)phosphine. The complex not only has the advantages of easiness in micromolecule purification and high luminescence efficiency, but also has high thermal stability. The material is prepared through directly mixing Cu(CH3CN)4PF6 with a dichloromethane solution of the ligands and carrying out a reaction, thereby having the advantages of simple and convenient process, simple equipment, easiness in raw material obtaining, low cost and the like. The material can serve as a photoluminescent orange-yellow phosphorescent material and can also serve as a phosphorescent material for a luminescent layer in an electroluminescent device made from multiple layers of organic materials.

The invention discloses a mixed cuprous complex luminescent material with yellowish green phosphorescence and a preparation method thereof. The phosphorescence complex is prepared by complexing cuprous salt and ligands. The molecular structure is Cu(Xantphos)(4-PBO)(CH3CN)(PF6), wherein the Xantphos and 4-PBO are electrically-neutral ligands 4,5-bisdiphenylphosphino-9,9-dimethylxanthene and 4-(2-benzooxazolyl)pyridine. The complex has the advantages of easy purification of small molecules and high luminescence efficiency, and can be easily dissolved by organic solvents. The material is prepared by directly mixing and reacting Cu(CH3CN)4PF6 with the two ligand solutions by multiple steps; and the method has the advantages of simple technique, simple equipment, accessible raw materials, low cost and the like. The material can be used as a photoluminescent yellow-light material, and can also be used as a luminescent layer phosphorescence material in an electroluminescent device composed of a multilayer organic material.

The invention discloses an orange phosphorescent CuIN2P cuprous complex luminous material and a preparation method of the luminous material. The phosphorescent complex is obtained by coordination reaction of cuprous iodide and a ligand, and has a molecular structural formula of CuI(2-PBO)(TXP-2,4), wherein 2-PBO and TXP-2,4 are electrically neutral ligands 2-(2-benzoxazole) pyridine and tri-(2,4xylyl) phosphine. The complex has the advantages that the complex is micromolecular and easy in purification, has high luminous efficiency and can be dissolved by an organic solvent easily. The material is obtained by directly mixing cuprous iodide and a ligand solution for reaction, and has the advantages of simple technology, simple equipment, easy availability of raw materials, low cost and the like. The material can serve as a photoluminescent orange material and a phosphorescent material of a luminous layer in an electroluminescent device consisting of a plurality layers of organic materials.

The invention discloses an orange phosphorescent CuIN2P cuprous complex light-emitting material based on benzoxazolyl pyridine and a preparation method thereof. A phosphorescent complex is prepared by means of a complexing reaction on cuprous iodide and ligand; the molecular structural formula of the phosphorescent complex is shown as CuI(2-PBO)(PPh3); in the formula, 2-PBO and PPh3 are electrically-neutral ligand 2(2-benzoxazole)pyridine and triphenylphosphine respectively. The complex has the advantages of easiness in purification of small molecules, high light-emitting efficiency, and easiness in dissolving by an organic solvent. The CuIN2P cuprous complex light-emitting material is prepared by means of a direct mixing reaction between the copper iodide and a solution of the ligand, and has the advantages of simple and convenient process, simple equipment, adoption of readily-available raw materials, low cost and the like. The CuIN2P cuprous complex light-emitting material can be taken as a photo-luminescent light-emitting orange luminescent material, and can be taken as a light-emitting layer phosphorescent material in an electroluminescent device consisting of multiple layers of organic materials.

The invention discloses a white-red phosphorescence three-coordination dual-core copper iodide cluster base complex light-emitting material and a preparation method thereof. A phosphorescence complex is obtained copper iodide and ligand through coordination reaction, and molecular structure of the phosphorescence complex is [CuI(o-anisyl3P)]2.(CH3CN)], wherein o-anisyl3P refers to electrically neutral ligand 3(o methoxy phenyl) phosphine. The complex has the advantages of easiness in extraction and high light-emitting efficiency that small molecules have and has the advantage of easiness in dissolving by using organic solvent. The material is obtained directly through mixing reaction of copper iodide and a solution of 3(o methoxy phenyl) phosphine, thereby having the advantages of being simple and convenient in process, simple in equipment, easy-to-get in raw material and low in cost. The material can serve as a photoluminescence white light material and can be used as a light emitting layer phosphorescence material in an electroluminescence device composed of multiple layer of organic materials.

The invention discloses a crystal form high-steric-hindrance diphosphine ligand BINAP cuprous coordination complex orange phosphorescent material and a preparation method thereof. A phosphorescent coordination complex is obtained by complexing of cuprous salt and ligand, and a molecular structure is [Cu(BINAP)(3-apy)(CH3CN)](PF6), wherein BINAP refers to high-steric-hindrance electrically-neutral diphosphine ligand 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl, and 3-apy refers to neutral heterocyclic ligand 3-aminopyridine. The coordination complex has advantages of easiness in micromolecular purification and high luminous efficiency and is high in thermal stability. The material which is obtained by direct mixing reaction of Cu(CH3CN)4PF6 and ligand dichloromethane solution has advantages of simplicity and convenience in process, equipment simplicity, easiness in acquisition of raw materials, low cost and the like. The material can serve as a photoluminescence orange phosphorescent material and can also serve as a luminescent layer phosphorescent material in electroluminescence devices formed by multiple layers of organic materials.

The invention discloses a zinc bromide complex light emitting material and a preparation method thereof. The zinc bromide complex is obtained by complexing a ligand and zinc bromide. The molecular structure of the complex is Zn (4-PBO)<2>Br<2>, in which 4-BPO is a heterocyclic ligand 4-(2-benzoxazole) pyridine. The ligand is a coalition of benzoxazole and pyridine. As a benzoxazole group which is beneficial to molecular excited-state light emission and a heavy halogen bromine which is beneficial to excited-state intersystem crossing are introduced to the complex material, thus realizing good phosphorescent performance. The material has good solubility and thermal stability and is obtained by direct mixing reaction of the ligand and ethanol liquor of zinc bromide. The material has the advantages of simple and convenient process, simple equipment, easy availability of the raw materials, low cost and the like. The zinc bromide complex material can be used as photoluminescent materials in various colors and can be further used as light emitting layer materials in electroluminescent apparatuses comprising multilayers of organic materials.

The invention discloses a preparation method of a two-photon absorption type ruthenium complex and application of the ruthenium complex as a tumor probe. The two-photon absorption type ruthenium complex is at least one of Ru-1 and Ru-RGD, wherein the structural formulae of cations of Ru-1 and Ru-RGD are represented by a formula I and a formula II (shown in the description). The two-photon absorption type ruthenium complex is synthesized by virtue of a microwave radiation method, and the ruthenium complex with a tumor targeting property is synthesized by linking a complex with a substituent group with molecules with targeting RGD polypeptides. According to the preparation method, the ruthenium complex is efficiently synthesized, the consumption amount of an organic solvent is reduced, and the synthesis time is shortened; the synthesized ruthenium complex has good single and two-photon cell imaging capacities and a cervical cancer cell targeting function, the diagnosis and treatment of tumors can be simultaneously realized, and the preparation method has great clinical application potential.

The invention discloses a benzoxazolylisoquinoline-based cuprous complex orange-red phosphorescent material in crystal form and a preparation method thereof. The phosphorescent complex of the present invention is obtained by the complexation of a monovalent copper salt and a ligand, and its molecular structure is [Cu(2-iQBO)(p-Tol ₃ P) ₂ ]PF ₆ , where 2‑iQBO and p‑Tol ₃ P is the electrically neutral heterocyclic ligands benzoxazolylisoquinoline and tris(p-methylphenyl)phosphine. The complex not only has the advantages of easy purification of small molecules and high luminous efficiency, but also has high thermal stability. The material is made of Cu(CH ₃ EN) ₄ PF ₆ It can be directly mixed and reacted with the dichloromethane solution of the ligand, and has the advantages of simple process, simple equipment, readily available raw materials and low cost. The material can be used as a photoluminescent orange-red phosphorescent material, and can also be used as a light-emitting layer phosphorescent material in an electroluminescent device composed of multilayer organic materials.

The invention discloses a yellow/green cuprous complex phosphorescent material and a preparation method thereof. The phosphorescent complex is obtained by complexing cuprous salt and a ligand, wherein the molecular structure of the phosphorescent complex is [Cu(5-Me-2-PBO)(m-Tol3P)]PF6; and in the formula, 5-Me-2-PBO and m-Tol3P are respectively an electrically neutral ligand 5-methyl-2-(2-benzoxazole) pyridine and tris-(m-methylphenyl) phosphine. The complex not only has the advantages of easiness in purification of small molecules and high luminescent efficiency but also has high thermal stability. The material is obtained through direct hybrid reaction between Cu(CH3CN)4PF6 and a dichloromethane solution of the ligand and has the advantages of simple process and equipment, easily obtained raw materials, low cost, and the like. The material can serve as a photoluminescent yellow/green material or a luminescent layer phosphorescent material in an electroluminescent device formed by a plurality of layers of organic materials.

The invention discloses a green-yellow phosphorescent cuprous complex luminescent material, based on a unidimensional polymerization chain structure, of a crystal form, and a preparation method thereof. The phosphorescent complex is obtained by coordinate assembly of cuprous salt and ligands, and the molecular structure of the phosphorescent complex is [Cu(Xantphos)(3-CNPy)]n(PF6)n, wherein the Xantphos is electric-neutrality diphosphine ligand 4,5-diphenylphosphine-9,9-dimethylxanthene, the 3-CNPy is nitrogen-heterocyclic-ring ligand 3-cyanopyridine, and the n is the number of repetitive units of polymer structures and is similar to the degree of polymerization. The complex has the advantages of easiness in micromolecule purification and high luminescence efficiency, and has high thermalstability. The material is obtained from direct hybrid reaction between Cu(CH3CN)4PF6 and acetonitrile/dichloromethane solutions of the ligands, and has the advantages of simplicity and convenience inprocess, simple equipment, easiness in raw material acquisition, low cost and the like. The material can serve as a green-yellow photoluminescent phosphorescent material, and can also serve as a luminescent-layer phosphorescent material in an electroluminescence device made from multilayer organic materials.

The invention discloses a cuprous complex orange yellow phosphorescence material in a crystal form based on diphosphine chelated ligand BINAP and 3-aminopyridine ligand and a preparation method thereof. A phosphorescence complex is obtained by complexing cuprous salt and ligand, and the molecular structure of the phosphorescence complex is shown as [Cu(BINAP)(3-apy)(CH3CN)](PF6), wherein BINAP isdiphosphine ligand 1, 1'-dinaphthalene-2, 2'-double diphenyl phosphine, 3-apy is nitrogen ligand 3-aminopyridine, and CH3CN is acetonitrile. The complex has the advantages that micromolecules are easyfor purification and luminescence efficiency is high and has high thermostability. The material is obtained through direct mixing reaction of Cu(CH3CN)4PF6 and a dichloromethane solution of the ligand, thereby having the advantages of simple and convenient process, simple equipment, easy-to-get raw materials and low cost. The material can serve as a photoluminescence orange yellow phosphorescencematerial and can be used as a luminescent layer phosphorescence layer in an electroluminescence device composed of multiple layers of organic materials.