666results about "Copper organic compounds" patented technology

The present invention provides an amidinate compound represented by the following general formula (1) or a dimer compound thereof, and a method of producing a thin-film including using the compound as a raw material:where R1 and R2 each independently represent an alkyl group having 1 to 5 carbon atoms, R3 represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, M represents a metal atom or a silicon atom, and “n” represents the valence of the atom represented by M, provided that at least one hydrogen atom of R1 to R3 is substituted with a fluorine atom.

The invention belongs to the field of anti-cancer metal complexes, and particularly relates to a copper complex with anti-cancer activity and a preparation method and application thereof. Cu (OAc) 2H2O and coumarin-3-formyl-(2-aminomethylpyridine) are respectively dissolved in a solvent, the two solutions are mixed and stirred at room temperature to react for a period of time, the reaction solution is filtered, the filtrate is sealed and naturally volatilized at room temperature for 3-7 days, the complex can be obtained, the IC50 value of the complex to Hela cervical cancer cells is 0.8964 + / -0.09 mu M, and the IC50 value of the complex to Hela cervical cancer cells is 0.8964 + / -0.09 mu M. According to the present invention, the inhibition effect of the complex on HeLa cervical cancer cells is 3.38 times of the inhibition effect of cis-platinum, the toxicity of the complex on normal cells but HUVEC is very small, IC50 is greater than 100 [mu] M, and the complex has a high selectivity coefficient SI (SI = normal cell IC50 / cancer cell IC50), and the selectivity coefficient SI is greater than 111 and is 584 times of the selectivity coefficient of cis-platinum (SI = 0.19). The complex has the capability of inducing apoptosis of cancer cells and has concentration dependence. Meanwhile, the complex can retard cancer cells and an S phase so as to inhibit cell proliferation, and can generate an intercalation effect with HS-DNA (High-Speed Deoxyribose Nucleic Acid).

Mixed metal metal-organic frameworks (MM-MOFs) of copper-1,3,5-benzenetricarboxylate (BTC), M-Cu-BTC, wherein M is Zn(II), Ni(II), Co(II), and / or Fe(II) may be made using post-synthetic exchange (PSE) with metal ions. Such MM-MOFs may be used in H2 storage, especially Ni(II) and Co(II) MM-MOFs. Selected metal exchanged materials can provide gravimetric H2 uptake around 1.63 wt. % for Zn—Cu-BTC, around 1.61 wt. % for Ni—Cu-BTC, around 1.63 wt. % for Fe—Cu-BTC, and around 1.12 wt. % for Co—Cu-BTC.

The invention belongs to the field of fine chemical engineering, and particularly relates to an N-heterocyclic carbene complex catalyst and application of the N-heterocyclic carbene complex catalyst in pipelined continuous synthesis of a silane coupling agent. The invention provides an N-heterocyclic carbene complex catalyst, which comprises a ligand and an active component, the ligand is an N-heterocyclic carbene ligand, and the active component is a transition metal; the molar ratio of the N-heterocyclic carbene ligand to the transition metal is 1: 1. The invention also provides a method for pipelined continuous synthesis of the silane coupling agent, which comprises the following steps: carrying out homogeneous hydrosilylation reaction in a pipelined reactor by taking hydrogen-containing silane and unsaturated hydrocarbon as raw materials in the presence of an N-heterocyclic carbene complex catalyst to obtain the silane coupling agent. The spatial configuration and the electronic property of the N-heterocyclic carbene ligand precursor are designed and regulated, so that the N-heterocyclic carbene ligand precursor is matched with transition metal, and the N-heterocyclic carbene ligand precursor can be applied to hydrosilylation reaction.

Provided are a preparation method and use of a novel copper-metal organic framework (Cu-MOF)-derived magnetic Fe3O4@Cu / C composite for antibiotic degradation. The preparation method of the composite includes: compounding a novel Cu-MOF material obtained in a high-pressure reactor with Fe2O3, and then conducting calcination under an inert gas atmosphere to obtain the magnetic Fe3O4@Cu / C composite.

The present invention generally relates to a field of material science and chemistry. Specifically, the present invention relates to synthesis and characterization of lead-free hybrid organic-inorganic Perovskite compounds for metal ion sensing applications. More particularly, the present invention relates to lead-free low dimensional manganese (Mn)- and copper (Cu)- based hybrid organic-inorganic perovskites (HOIPs) for visual fluorometric Pb2+ ion detection. Further, the present invention relates to synthesis of lead-free low dimensional manganese (Mn)- and copper (Cu)-based hybrid organic-inorganic perovskites (HOIPs) via mechanochemical synthesis methodology.

The invention discloses a phase transfer catalyst of metal ion complexing crown ether for efficiently preparing aquacide dichloride and application of the phase transfer catalyst. The catalyst is prepared by taking crown ethers as 18-crown-6 and dicyclohexyl-18-crown-6 ether and complex ions as lewis acid active components such as potassium ions, lithium ions, cobalt ions, copper ions and the like through a direct chemical method. The catalyst synergistically catalyzes a nucleophilic substitution reaction of a pyridine derivative and alkyl halide in an aprotic polar solvent such as acetonitrile or nitrobenzene, and synthesis of diquat dichloride can be realized under the conditions of 60-140 DEG C, normal pressure and no oxygen. The mass ratio of the pyridine derivative to the catalyst to the solvent in a reaction system is 1: (0.001-0.05): (5-8), and real-time monitoring and regulation are performed through an online infrared spectrum, a liquid chromatograph and a gas chromatograph-mass spectrometer. The purity of the product is more than 99% after the product is subjected to filtration, recrystallization with an ethanol-water mixed solvent and vacuum drying. The catalyst provided by the invention has the characteristics of high activity, strong stability and recoverability, obviously improves the atom economy of the reaction, simplifies the production process, reduces the energy consumption and pollution, and is suitable for large-scale industrial production.

The present invention belongs to the technical field of radiopharmaceutical chemistry and nuclear medicine diagnosis and treatment and relates to a radiolabeled FAPI complex, a preparation method therefor, and a use thereof. The general structural formula of FAPI capable of realizing radionuclide labeling is as shown below: wherein R is a nitroimidazole group or -COOH; X is a chelating group or a chelating structure chelated with a radionuclide; L1 and L2 are linking groups; and A is an adjusting atom of an FAP-targeting group, and all the A atoms are H atoms or F atoms. The synthesis method for a radionuclide-labeled precursor of the present invention is simple and suitable for various nuclide labels, the labeling method is convenient, and the label has high radiochemical purity and good stability. The radiolabeled FAPI complex shows high affinity and specificity for FAP in a cell experiment and a high tumor uptake and target to non-target ratio in a tumor-bearing mouse, and is a potential FAP-targeting radioactive diagnosis and treatment drug.

The invention discloses an EGCG-Cu complex, an EGCG-Cu-Cs nanoparticle, a preparation method of the EGCG-Cu complex, and an application of the EGCG-Cu-Cs nanoparticle. The preparation method comprises the following steps: mixing an aqueous solution of EGCG and an aqueous solution containing copper ions, adjusting the pH value, stirring for reaction, dialyzing or centrifuging, and freeze-drying to obtain the EGCG-Cu complex; the EGCG-Cu complex is dissolved in water, a chitosan solution is added, stirring reaction, centrifugal washing and freeze drying are carried out, and the EGCG-Cu-Cs nanoparticles are obtained. The EGCG-Cu complex and the EGCG-Cu-Cs nanoparticles prepared by the invention are uniform in size and good in dispersity, and have excellent xanthine oxidase inhibition effect and free radical scavenging effect.

The invention discloses a low-dimensional organic-alkali metal-copper (I) halide supramolecular scintillator based on crown ether assisted self-assembly, a synthesis method thereof and application of the low-dimensional organic-alkali metal-copper (I) halide supramolecular scintillator in single crystal X-ray imaging. A series of supramolecular scintillators are successfully synthesized by adopting a supramolecular coordination strategy of crown ether (L) and alkali metal ions (M) and a saturated solution volatilization method. By optimizing the crown ether coordination mode, controllable preparation of large-size single crystals is achieved, the optical and X-ray imaging performance of the large-size single crystals is improved, a new thought is provided for research and development of novel high-performance X-ray scintillators, and the application potential of the supramolecular scintillators in the field of high-resolution single crystal X-ray imaging is expanded.

Provided is an azo compound represented by formula (0) or a salt thereof. In formula (0), X represents an amino group that may have a substituent or a phenylamino group that may have a substituent, Q and R1 to R5 each independently represent a substituent, n represents an integer of 1 to 3, and s, t, u, and v each independently represent an integer of 0 to 2.

The heat resistance of an organic semiconductor device including a step of forming an aluminum oxide film over and in contact with an organic semiconductor layer is improved. A heating step is performed after a layer containing an organometallic compound for a mask for an organic semiconductor layer, which is represented by General Formula (G1) below, is provided over the organic semiconductor layer.In General Formula (G1), Ar represents a substituted or unsubstituted aryl group having 6 to 30 carbon atoms or a substituted or unsubstituted heteroaryl group having 1 to 30 carbon atoms, X represents oxygen or sulfur, M represents a metal, n represents an integer greater than or equal to 1 and less than or equal to 5, and n is the same as the valence of the metal M. Note that when n is greater than or equal to 2, a plurality of Ars may be the same or different and Xs may be the same or different. When Ar represents the substituted or unsubstituted heteroaryl group having 1 to 30 carbon atoms, a heteroatom of the heteroaryl group may be coordinated to the metal M.

The present disclosure addresses the problem of providing a novel method for separating fluorocarbons.　Provided is a method for separating fluorocarbons that includes separating a second mixture from a first mixture containing a fluorocarbon A having one or more double bonds and having n carbon atoms and a fluorocarbon B which does not have a double bond but has m carbon atoms, the second mixture being different from the first mixture in terms of the compositional ratio of the fluorocarbon A and the fluorocarbon B. The separation is carried out by bringing the first mixture into contact with an adsorbent material containing a metal organic structure.

The invention relates to a radiolabeled FAPI complex as well as a preparation method and application thereof, and belongs to the technical field of radiopharmaceutical chemistry and nuclear medicine diagnosis and treatment. The structural general formula of the FAPI capable of being subjected to radionuclide labeling is as follows: # imgabs0 #, wherein R is a nitroimidazole group or-COOH; x is a chelating group or a chelating structure of a chelating radionuclide; l1 and L2 are linking groups; a is a regulating atom of an FAP targeting group, and A is an H atom or an F atom. The synthesis method of the radionuclide labeling precursor is simple and suitable for labeling of various nuclides, the labeling method is convenient and fast, and the radiochemical purity of the label is high, and the stability is good; the radiolabeled FAPI complex shows high affinity and specificity with FAP in cell experiments, shows high tumor uptake and target-to-non-target ratio in tumor-bearing mice, and is a potential FAP targeted radioactive diagnosis and treatment drug.

The present invention relates to a novel method for preparing L-serine, and more specifically, to a novel method for preparing L-serine from glycine without using toxic substances or microorganisms such as Escherichia coli.

The invention discloses an organic-inorganic hybrid white light fluorescent material taking Cu (I) as a luminescence center, the chemical composition of the material is ACuX3, A represents positive divalent methyl phenyl piperazine cation [C11H18N2] < 2 + >, X is halogen ion Br <-> or I <->; a copper source, hydrogen bromide or hydrogen iodide and 1-phenylpiperazine or 1-phenylpiperazine salt are subjected to solvothermal reaction in methanol to prepare the 1-phenylpiperazine. The excitation wavelength of the material is 290-320 nm, the emission wavelength is 400-650 nm, the material belongs to a fluorescent material for emitting white light, the spectrum half-peak width is about 170 nm, the emission wavelength range is wide, the air stability and the thermal stability are good, the fluorescence performance is excellent, and the material has wide application prospects in the field of white light LEDs. The preparation method of the fluorescent material is easy and convenient to operate, the fluorescent material has good stability, meanwhile, the toxic element lead is replaced with the metal element copper, and harm to the human body and pollution to the environment are reduced.

The present invention relates to compounds comprising a metal chelator and two fragments capable of binding to PSMA, compositions thereof and uses thereof in methods of treatment.

The present application discloses a dialkylphosphinic acid hybrid salt and its preparation method and use, and the dialkylphosphinic acid hybrid salt is at least one selected from compounds having the chemical formula shown in formula (I). The dialkylphosphinic acid hybrid salt having the composition of formula (I) according to the present application has a small amount of addition, a high flame retardant efficiency for various polymeric materials, and is economically excellent, which not only overcomes the disadvantages of diethylphosphinic acid salt, which is low in flame retardant efficiency for polymeric materials, but also overcomes the disadvantages of diisobutylphosphinic acid salt, which is too volatile and low in flame retardant efficiency for polyester, but can also be widely used in the flame retardancy of various polymeric materials that require high-temperature processing. JPEG2024536906000030.jpg50153

The invention relates to a high-performance copper (I)-based glass scintillator material and a preparation method thereof, and particularly discloses a Cu (I)-based hybrid metal halide optimized based on halogen engineering (Cl, Br, I), and the X-ray absorption cross section and the light output performance are remarkably improved. The light yield of the material reaches 79, 770 photons MeV <-1 > and is improved by 180% compared with that before optimization. The transparent glass scintillation screen (optical transmittance gt; the material has excellent X-ray imaging resolution (20.5 lp mm <-1 >), and also shows good thermal stability (stable luminescence performance at a high temperature of 150 DEG C) and anti-radiation durability. The material has the advantages of high light yield, low detection limit, high spatial resolution and the like, provides a breakthrough solution for application of the zero-dimensional halogenated cuprous-based scintillator in the fields of X-ray detection and imaging, and is particularly suitable for the fields of medical diagnosis, industrial nondestructive testing, high-energy physical detection and the like.

The invention relates to an orange red copper-based halide luminescent material and a preparation method thereof, and belongs to the technical field of luminescent materials. The molecular formula of the luminescent material is (TPP) 2Cu4Br6. 2DMSO, and the luminescent material belongs to a Pbcn space group in an orthorhombic system, presents broadband orange-red light emission under ultraviolet excitation, has the characteristics of no toxicity, broadband emission, high fluorescence quantum yield, low cost and the like, and shows a huge application prospect in the field of solid-state illumination. According to the method, a single crystal of the luminescent material is obtained by adopting a low-temperature cooling crystallization method, and a micro crystal of the luminescent material is obtained by adopting an anti-solvent method; the preparation method has the characteristics of simplicity in operation, short reaction time, suitability for batch production and the like, and is beneficial to popularization and application of the luminescent material.

The present invention discloses an organic-inorganic hybrid metal halide with reversible thermochromic properties, and its chemical formula is C7H 17 Br3CuN2O, C7H 13 Br3CuFN2O, C8H 19 Br3CuN2O or C8H 18 Br3CuFN2O. The present invention also provides preparation methods and applications of these four compounds. All four compounds have fully reversible thermochromism, narrow band gaps, and near-infrared properties. The present invention provides a compound with a narrower band gap and reversible thermochromic properties by regulating organic cations, and the band gap is narrowed from 2.120 eV to 1.590 eV; the preparation method of the compound is simple, easy to operate, the raw materials are abundant, and the production cost is low; the compound with thermochromic properties proposed by the present invention can be applied as a green technology to temperature sensors, visual thermometers, and smart windows.

The present disclosure provides a copper-metal organic framework anchored Cu foil (Cu-MOF / Cu-Foil) anode for a Microbial Fuel Cell (MFC), wherein the MFC uses a Cu foil cathode wherein the MFC helps in hexavalent Chromium (Cr (IV)) bioremediation, and power generation The Cu-MOF gets transformed to Cu2O nanoflowers in-situ under the operation conditions of MFC, which extends the electrocatalytic activity and stability. The MFC achieves bioremediation of 26 mg / l of Cr (VI) within a day, and the complete bioremediation within 5 days. The open circuit voltage (OCV), current density, and power density of the MFC are 0.983 V, 800 to 1027 mA / m2, and 980 to 1049 mW / m2 respectively. The coulombic efficiency attained by the MFC is 39.2% whereas the energy efficiency of the MFC is 35.42%. A method of preparation of the Cu-MOF / Cu-Foil anode is provided.

The invention discloses an Au7Cu10 nanocluster and a preparation method and application thereof.The preparation method comprises the following steps that chloroauric acid and cuprous chloride serve as a gold source and a copper source respectively and are dissolved and stirred in a solvent, 1-adamantanethiol is added, and the color of the solution is changed into dark green from yellow; continuously adding diphenyl-2-pyridine phosphine to enable the color of the solution to be changed from dark green to light orange, continuously adding a mixed solution of sodium borohydride and ice water, and isolating air to enable the color of the solution to be quickly changed into black; and centrifuging to remove a water phase, evaporating an organic phase, washing black precipitate, recrystallizing a crude product at low temperature, and culturing to obtain the Au7Cu10 nanocluster. The Au7Cu10 nanocluster disclosed by the invention shows excellent performance, so that the Au7Cu10 nanocluster has the potential of serving as molecular triplet energy and an electronic substitute in optoelectronics, photocatalysis and solar energy conversion.

The application discloses an energetic material, a preparation method thereof and application of the energetic material as explosives and self-ignition propellants. I C 12 H 12 N 10 or M Ⅱ C8H6N8; wherein, M I is selected from Co, Ni and Cu; M Ⅱ is selected from Zn. The energetic material is convenient to synthesize, has good thermal stability, excellent mechanical sensitivity, excellent propelling performance and specific impulse, has a significant energy density advantage, can effectively solve the problem of continuous evaporation of hydrazine propellants during storage, avoid the risk of internal pressure increase of a fuel tank, and overcome the problems of liquid fuel in the storage and transportation process. Therefore, the innovative high-performance energetic material has excellent performance and wide application potential, and has great commercial value in the fields of aviation, aerospace and military.

The present disclosure provides: a three-dimensional molecule having a specific three-dimensional shape; and a method for producing the same. In one aspect, the present disclosure provides a three-dimensional molecule having a polyhedral shape. The polyhedron may be a bipartite biregular polyhedron which satisfies (p, q) biregularity, or a vertex-deficient form thereof or a barrel-type vertex-deficient form derivative (where p and q are each independently selected from integers of 2 to 6). A three-dimensional molecule according to the present disclosure can have a closed three-dimensional structure, unlike a metal organic framework (MOF) in which the number of appearances of a repeating structure is not limited.

The invention belongs to the technical field of organic copper, and particularly relates to copper vanillate as well as a preparation method and application thereof. The invention provides copper vanillate. The chemical formula of the copper vanillate is Cu2 (C8H7O4) 4 (H2O) 2. Copper and vanillic acid are combined to obtain copper vanillate, the multi-component structure can interact with several target positions in bacteria, and the risk of drug-resistant gene enrichment is effectively reduced. Meanwhile, copper and vanillic acid are combined to form copper vanillate, the bioavailability of copper can be improved, copper vanillate has excellent antioxidant activity, broad-spectrum antibacterial activity and excellent antibacterial performance, and organic copper can release Cu < 2 + > under different pH values, so that the risk that Cu induces toxicity can be effectively reduced. The preparation method of the copper vanillate is mild in reaction condition, capable of reacting at room temperature, simple to operate and suitable for large-scale production.

The invention relates to the technical field of display, in particular to a deuterated chiral luminescent material and application thereof. According to the deuterated chiral luminescent material provided by the invention, the deuterated chiral luminescent material comprises an organic chiral luminescent compound subjected to at least partial deuteration, and the organic chiral luminescent compound is subjected to at least partial deuteration, so that circularly polarized light emission of the material can be enhanced; the luminous efficiency and the electroluminescent asymmetry factor of the circularly polarized organic electroluminescent device can be improved when the circularly polarized organic electroluminescent device is used in the device, so that the circularly polarized organic electroluminescent device can be better applied to the technical field of organic electroluminescence including 3D display equipment or virtual reality equipment.

The invention relates to a metal complex acceptor material, an exciplex thereof and application. The invention relates to a metal complex acceptor material, which is a compound with a structure as shown in a formula (I), the metal complex acceptor material is matched with an organic donor material to form an exciplex luminescent material, the exciplex luminescent material is applied to an organic light-emitting diode, the driving voltage is lower, the luminous efficiency is higher, and the service life of a device can be prolonged. The compound has potential to be applied to the field of organic electroluminescent devices. # imgabs0 #

An ionic cuprous complex with thermally activated delayed fluorescence performance, characterized in that: the ionic cuprous complex with thermally activated delayed fluorescence performance is tetrakis(3,5-bis(trifluoromethyl)phenyl)boronic acid-[bis(2-diphenylphosphinophenyl)ether]-[1,10-phenanthroline]copper(I), tetrakis(3,5-bis(trifluoromethyl)phenyl)boronic acid-[4,5-bisdiphenylphosphino-9,9-dimethylxanthene]-[1,10-phenanthroline]copper(I), tetrakis(3,5-bis(trifluoromethyl)phenyl)boronic acid-[4,5-bisdiphenylphosphino-9,9-dimethylxanthene]-[1,10-phenanthroline]copper(I), tetrakis(3, 5-Bis(trifluoromethyl)phenyl)boronic acid-[bis(2-diphenylphosphinophenyl)ether]-[4,7-diphenyl-1,10-phenanthroline]copper(I), tetrakis(3,5-bis(trifluoromethyl)phenyl)boronic acid-[4,5-bis(diphenylphosphinophenyl)ether]-[4,7-diphenyl-1,10-phenanthroline]copper(I), with complexes 1b, 2a, and 2b as luminescent dyes. These complexes have application value in the recording, storage, and protection of information.

Metal organic framework compositions and methods for O2 gas separations from ambient air and Ar gas stream purifications are provided. The metal-organic framework has the formula of CuX-MFU-4l, where X=2.2-2.7 and MFU=Metal- Organic Framework Ulm #4, large with optimized performance for Cu2.7-MFU-4l, (Cu2.7Zn2.3H0.4Cl0.9(btdd)3). The frameworks adsorb O2 from ambient air in the presence of water with both excellent cyclability and rapid adsorption and desorption kinetics. Differences in the kinetics of O2 and N2 desorption following adsorption allow for isolation of high-purity O2 following desorption, offering high-purity O2 without costly, multi-step separations. The framework Cu2.7-MFU-4l is further able to remove both N2 and O2 impurities from Ar streams.