996 results about "8-Hydroxyquinoline" patented technology

An OLED device comprises a cathode, a light emitting layer and an anode, in that order, and, has located between the cathode and the light emitting layer, a further layer containing a cyclometallated complex represented by Formula (4′) wherein: Z and the dashed arc represent two or three atoms and the bonds necessary to complete a 5- or 6-membered ring with M; each A represents H or a substituent and each B represents an independently selected substituent on the Z atoms, provided that two or more substituents may combine to form a fused ring or a fused ring system; j is 0-3 and k is 1 or 2; M represents a Group IA, IIA, IIIA and IIB element of the Periodic Table; m and n are independently selected integers selected to provide a neutral charge on the complex; and provided that the complex does not contain the 8-hydroxyquinolate ligand. Such devices exhibit reduce drive voltage while maintaining good luminance.

Lasers comprising a substrate and a layer of organic material over the substrate. The organic material includes host and dopant materials that result in the laser emission of a desired color when pumped by optical pump energy. Host materials include CBP and tris-(8-hydroxyquinoline) aluminum, which when combined with dopant materials such as coumarin-47, coumarin-30, perylene, rhodamine-6G, DCM, DCM2, and pyrromethane-546 result in the efficient lasing of colors such as blue, green and yellow.

The invention discloses an iridium complex phosphor material taking a phthalazine derivative as a ligand. The structure of the material is shown as formulas (I) and (II), wherein Ar represents aryl, substituted aryl, heterocycle aryl and substituted heterocycle aryl; R can be one of a halogen atom, alkyl, substituted alkyl, alkoxyl, aryloxy, an alkylthio group, arylthio, aromatic amino, aliphatic amino or a heterocyclic substituent; L^Y can be one of N-COOH, 8-hydroxyquinoline, beta-diketone, N^NH and the like; N^N can be bipyridyl, diquinoline, 1,10-phenanthroline, a derivative of the 1,10-phenanthroline and the like; and Z can be hexafluorophosphate and perchlorate. A dicyclic or ionic iridium complex phosphorescent electroluminescent device taking the phthalazine derivative as the ligand obtained with the preparation method has high internal and external quantum yields, high luminance and high stability. A dicyclic iridium complex is shown as a formula (I), i.e., (C^N)2Ir(L^Y); and an ionic iridium complex is shown as a formula (II), i.e., (C^N)2Ir(N^N)<+>Z<->.

The invention discloses quinoline-modified pillararene which is obtained through a one-step etherification reaction of a bromine-alkylated 5-pillararene and 8-hydroxyquinoline. Due to the fact that new quinolyl groups are introduced to modify the alkoxy structures at the two ends of the pillararene, the pillararene can achieve the good fluorescence property, and therefore the pillararene can serve as a good fluorescence sensor to be applied to detection of anions. Fluorescence emission spectrum experiments show that in a DMSO / H2O system (the volume percentage of H2O is 20-25%), when the concentration of the quinoline-modified pillararene is more than 2*10<-4>mol / L, the quinoline-modified pillararene can perform fluorescence identification on CN<-> specifically and selectively and has the high sensitivity.

The invention discloses a pharmaceutical compound for treating wastewater containing complex heavy metals and / or radioactive substances and application of the pharmaceutical compound. The pharmaceutical compound comprises one of 8-hydroxyquinoline and derivatives of 8-hydroxyquinoline or a composition of any two of 8-hydroxyquinoline and the derivatives of 8-hydroxyquinoline, one of polyamine-dithiocarbamates or a composition of any two of the polyamine-dithiocarbamates, and one of dihydrocarbyl dithiophosphates or a composition of any two of the dihydrocarbyl dithiophosphates, wherein the mass fractions of the three components are respectively 1% to 90%, 1% to 90% and 1% to 98%. The pharmaceutical compound is dissolved in water and then the pharmaceutical compound solution is added into wastewater to be treated, and the amount of the pharmaceutical compound is 0.5 to 2 times larger than the theoretical amount of heavy metals and radioactive substances in the wastewater; and a metal complex is formed after sufficient stirring, and finally, the wastewater treatment can be completed by filtering separation. The pharmaceutical compound and the application of the pharmaceutical compound provided by the invention have the advantages of obvious effects, less investment, low cost, no site restriction, remote automatic control and the like.

The invention discloses a fresh flower preservative, which comprises the following components in percentage by weight: 0.5 to 4.0 percent of sucrose, 0.01 to 0.05 percent of 8-hydroxyquinoline sulfate, 0.001 to 0.004 percent of 1-methyl cyclopropene, 0.0005 to 0.002 percent of gibberellin, 0.01 to 0.06 percent of calcium nitrate, 0.05 to 0.3 percent of garlic extract, 0.05 to 0.2 percent of oliveleaf extract, 0.03 to 0.15 percent of citric acid, 0.001 to 0.004 percent of 6-benzylaminopurine, and the balance of water. The invention also discloses a preparation method of the fresh flower preservative. The novel biological preservative (carnosine) is blended with the traditional additive, so that the defects of the conventional fresh flower preservative are overcome; the degradability advantage of the biological preservative is used; the fresh flower preservative is a product which is convenient to use and has good fresh keeping effect and no toxic hazard effect; and the fresh flower preservative meets the requirements of customers on spiritual civilization, and a technical scheme and a product are provided for solving the problem of difficulty in keeping flowers fresh.

Disclosed is an organic electroluminescent device (organic EL device) that is improved in the luminous efficiency, fully secured of the driving stability, and of a simple structure. The organic EL device comprises a light-emitting layer between an anode and a cathode piled one upon another on a substrate and the said light-emitting layer comprises (A) a phosphorescent dopant whose emission peak wavelength is longer than 600 nm and (B) a host material. The host material contains at least two kinds of compounds selected from two or more kinds of derivatives included in (b1) N-substituted indolocarbazole derivatives, (b2) derivatives of 8-hydroxyquinoline aluminum complex, and (b3) bisindolocarbazole derivatives.

The invention discloses a mesoporous silica nano-preparation. The mesoporous silica nano-preparation comprises docetaxel or 8-hydroxyquinoline, mesoporous silica nanoparticles, and a lipid double-molecule layer. The mesoporous silica nanoparticles carry docetaxel or 8-hydroxyquinoline. The surfaces of the mesoporous silica nanoparticles carrying docetaxel or 8-hydroxyquinoline are coated with the lipid double-molecule layer. The invention also discloses a preparation method and a use of the mesoporous silica nano-preparation. The mesoporous silica nano-preparation carrying docetaxel or 8-hydroxyquinoline can substantially improve antitumor activity of a drug, can effectively reduce tumor recurrence and nonspecific toxicity and has a very wide application prospect.

The invention relates to a multifunctional disinfectant for a haemodialysis machine, which is prepared by using peroxyacetic acid and hydrogen peroxide as the main materials, adding stabilizer salicylic acid, EDTA disodium salt and 8-hydroxyquinoline in the raw materials and blending the mixture. The multifunction disinfectant of the haemodialysis machine comprises the following components in percentage by weight: 4.0 to 6.0 percent of peroxyacetic acid, 18.0 to 22.0 percent of hydrogen peroxide, 0.3 to 1.5 percent of salicylic acid, 0.3 to 1.0 percent of EDTA disodium salt, 0.3 to 1.0 percent of 8-hydroxyquinoline and the balance of water. The multifunction disinfectant of the haemodialysis machine has the advantages of rational formulation, stable performance, convenient use, relatively strong capabilities of disinfection of removal of organics, safety, non-toxic and no residual. The multifunction disinfectant is mainly used for washing and disinfecting instruments such as the haemodialysis machine, the hollow fiber dialyser and the like.

A method for preparing a lithographic printing plate by means of ink jet is disclosed. The ink jet fluid contains an oleophilizing compound as defined in the description. Preferred compounds are 8-hydroxyquinolines, 7-hydroxybenzimidazoles, and 7-hydroxybenztriazoles.

The invention relates to a preparation method of two fluorescence mesoporous silica nano-particles, and belongs to the field of fluorescence nano-materials. According to the invention, an in-situ formation method is firstly adopted; 8-hydroxyquinoline is directly coordinated with zinc ions complexed in mesoporous silica, and conjugated polymer polyphenyleneethynylene precursor disulphonium salts are directly introduced into mesoporous silica nano-particles through an ion exchange process; and thus a fluorescence mesoporous silica nano-material is obtained with stable chemical and thermodynamic properties, which is a mesoporous silica nano-particle functionalized by 8-hydroxyquinoline and fluorescence conjugated polymer. Based on the high specific surface area, stable fluorescence performance, good dispersibility and biocompatibility of the fluorescence mesoporous nano-material, the prepared fluorescence mesoporous nano-material is applicable to biological aspects such as drug slow release, cell marking, gene vector, and the like.

The invention relates to a method for producing cell-grade lithium carbonate from lithium concentrate. The method comprises the steps of heating ball-milled lithium concentrate pulp to be at more than 90 DEG C and filtering; carrying out carbonic acid hydrogenation in a carbonating tower; adding thioacetamide, oxalic acid and 8-hydroxyquinoline to remove impurities in lithium hydrogencarbonate liquid such as calcium, magnesium, barium, iron, zinc, copper, lead, aluminum, manganese and nickel; performing pyrolysis, adding EDTA (ethylene diamine tetraacetic acid) to complex impurity ions of calcium, magnesium, barium, iron, zinc, copper, lead, aluminum, manganese and nickel, and refining; and drying and crushing. The method has short flow path, low energy consumption and high metal recovery rate, the produced cell-grade lithium carbonate has low impurity content, and the quality of the cell-grade lithium carbonate meets the requirements of the national standard.

Novel iron chelators exhibiting neuroprotective and good transport properties are useful in iron chelation therapy for treatment of a disease, disorder or condition associated with iron overload and oxidative stress, eg. a neurodegenerative or cerebrovascular disease or disorder, a neoplastic disease, hemochromatosis, thalassemia, a cardiovascular disease, diabetes, a inflammatory disorder, anthracycline cardiotoxicity, a viral infection, a protozoal infection, a yeast infection, retarding ageing, and prevention and / or treatment of skin ageing and skin protection against sunlight and / or UV light. The iron chelator function is provided by a 8-hydroxyquinoline, a hydroxypyridinone or a hydroxamate moiety, the neuroprotective function is imparted to the compound e.g. by a neuroprotective peptide, and a combined antiapoptotic and neuroprotective function by a propargyl group.

This invention discloses a wood preservative composition for the supplemental or remedial treatment of in-service poles, posts, piling, cross ties and other wooden structures. The wood preservative composition comprises copper 8-hydroxyquinolate (oxine copper) in combination with a boron compound or a fluoride compound.

The invention discloses anticorrosive sealing liquid and a method for sealing an anodic oxide film containing a copper-aluminium alloy by utilizing the same. The anticorrosive sealing liquid is prepared by dissolving 5-15g of adipate and 10-100mu g of anticorrosive in 100ml of deionized water. The anticorrosive is 2-mercaptobenzothiazole, benzotriazole, salicylaldoxime, 8-hydroxyquinoline or quinaldic acid. The sealing method is characterized by sealing the anodized copper-aluminium alloy in the electric field. By the sealing method, not only the micropores of the anodic oxide film are sealed, but also the anticorrosive is adsorbed in the anodic oxide film in the applied electric field, when the anodic oxide film is corroded, the anticorrosive is released from the micropores of the anodic oxide film through capillarity to play a role of corrosion inhibition to the copper-bearing phases in the base materials containing the copper-aluminium alloys to prevent further corrosion.

The invention belongs to the technical field of preparation of medicines which are applied to plant grafting and can promote concrescence of grafting openings, and in particularly relates to a preparation method of a plant grafting consolidant. Specifically, the consolidant consists of polyvinyl acetate latex, polyvinyl alcohol, carbendazol, 8-copper quinolinate, 6-BA (benzyl amino-purine), NAA (nicotinic acid amide) and distilled water. When the plant grafting consolidant is applied to plant grafting, the nutrient supply, sterilization and water supply of plant grafting openings are provided at the same time, and the consolidant has functions of disinfection, sterilization, corrosion prevention, water and nutrient lose prevention and the like, so that the concrescence of the grafting openings is promoted, and the survival rate of grafting is improved. Meanwhile, the preparation method has the characteristics of low cost, good effect, simplicity in application and the like, and the consolidant can be widely applied to grafting of all plants.

The invention relates to a 2-(2'-hydroxyphenyl) benzothiazole chelated zinc derivative as well as a preparation method and an application thereof, belonging to the field of organic electroluminescentluminescent materials. The preparation method of the derivative comprises the following steps: firstly, introducing different substituent groups with electron-withdrawing or electron-donating capability in a benzothiazole benzene ring or a hydroxyphenyl benzene ring of a 2-(2'-hydroxyphenyl) benzothiazole matrix to obtain a substituted 2-(2'-hydroxyphenyl) benzothiazole ligand; coordinating with diatomic zinc to form a corresponding complex, and the like. The substituted 2-(2'-hydroxyphenyl) benzothiazole ligand can be prepared by a plurality of reactions, such as substituted aniline acylation, hydroxyl protection, hydroxyl thiocarbonate, Jacobson cyclization while hydroxyl deprotection, and the like or prepared by a direct reaction of O-amino thiophenol and substituted ortho-hydroxybenzoic acid. When applied to an organic electroluminescent luminescent device as an electronic transmission layer, the derivative has favorable electronic transmission performance and has performance superior to the most common electronic transmission material 8-hydroxyquinoline aluminum.

The invention relates to a ruthenium-containing coordination compound. The ruthenium-containing coordination compound is a coordination compound expressed by ARu(X'Y')Z or [ARu(XY)Z]+B-, wherein A is arene; XY is one of dialkyl amine, and feiluolin and derivatives thereof; the X'Y' is one of 8-hydroxyguinoline and a derivative thereof; Z is one of halogen, -SCN, -N3,-SCH3, -SH, -COOH, pyridyl, pyridyl substituted by one or more groups in C1-C3 alkyl and tyrosine kinase inhibitor with a single coordination atom; and B- is PF6- or BF4-. The new ruthenium-containing coordination compound can effectively act on DNA, or substitute a high-selectivity protein kinase inhibitor or a derivative thereof for one or more of ligands in the cytotoxicity organic metal ruthenium coordination compound, and can act on the protein kinase (or protein phosphatase) and a multi-target point combining molecular anti-tumor compound of DNA at the same time.

The invention discloses a dysprosium complex constructed with a 8-hydroxyquinoline acylhydrazone derivative as a ligand, and a synthesis method and an application of same. The chemical formula of the complex is [Dy(HL)(L)].2H2O, wherein the L refers to 2-formyl-8-hydroxyquinoline benzoylhydrazone with a hydrogen atom on a hydroxyl group and a hydrogen atom on acylhydrazone nitrogen eliminated and with two units of negative charges; and the HL refers to 2-formyl-8-hydroxyquinoline benzoylhydrazone with a hydrogen atom on a hydroxyl group eliminated and with one unit of negative charge. The synthesis method of the complex includes the steps of: dissolving Dy(NO3)3.6H2O and the 2-formyl-8-hydroxyquinoline benzoylhydrazone in a mixed solvent, regulating the pH of the solution to 7.5-8.1; carrying out a reaction to the mixed solution under a heating condition, cooling a reaction product until a crystal is separated out to obtain the product, wherein the mixed solvent is a composition of methanol / water. The complex, at low temperature, shows a field-induced slow-relaxation magnetic behavior.

The invention discloses an animal nucleic acid sample normal temperature preservation reagent and an application thereof. The animal nucleic acid sample normal temperature preservation reagent comprises an acid cell lysis agent, nuclease inhibitors, a surfactant, sodium citrate and sodium acetate, wherein the acid cell lysis agent is guanidinium isothiocyanate, the used nuclease inhibitors are 8-hydroxyquinoline and beta-mercaptoethanol, and the used surfactant is lauryl sodium sulfate. On the other hand, the invention discloses a method for treating filter paper by using the animal nucleic acid sample normal temperature preservation reagent. The method comprises the following steps: 1) soaking the filter paper in the animal nucleic acid sample normal temperature preservation reagent; 2) baking the filter paper at 37-50 DEG C; 3) sterilizing the filter paper for later use.

The invention belongs to the field of chemical drugs, and discloses a ruthenium complex capable of inhibiting tumor angiogenesis and a preparation method and application thereof. The ruthenium complex provided by the invention has a structure shown in a formula I or II. The preparation method comprises the following steps of: dropwise adding a silver nitrate solution to a sodium salt solution, stirring and reacting, then filtering, washing and vacuum drying a precipitate, and thereby obtaining a ligand O-O; taking ruthenium chloride, L, and lithium chloride to be dissolved in N-, N-dimethyl formamide, heating and refluxing under the protection of argon atmosphere to obtain an intermeidate Ru (L2) Cl22 +; allowing the ligand O-O and the Ru (L2) Cl22 + to be dissolved in an ethanol / water mixed solvent, heating and refluxing to obtain the ruthenium complex shown in the formula I; and allowing the Ru (L2) Cl22 +, 8- hydroxyquinoline, and ammonium acetate to be dissolved in ethanol, and heating and refluxing under the protection of argon atmosphere to obtain the ruthenium complex shown in the formula II. The ruthenium complex has the advantages of good stability, uneasiness in hydrolysis, good solubility, low toxicity, and the ability to inhibit tumor angiogenesis, and is easily absorbed by the human body.

The invention discloses an organic fuel cell anti-freeze cooling liquid with low conductivity and ultra-long acting and a preparation method of the anti-freeze cooling liquid in the field of anti-freeze cooling fluids. The anti-freeze liquid is prepared from components in percentage by weight as follows: 10wt%-70wt% of ethylene glycol, 0.001wt%-0.01wt% of 8-hydroxyquinoline, 0.005wt%-0.02wt% of uracil, 0.01wt%-0.03wt% of 4-acetaminophen, 0.01wt%-0.05wt% of benzotriazole octadecylamine, 0.005wt%-0.05wt% of N-bromosuccinimide, 0.001wt%-0.01wt% of inosine and the balance of deionized water. The preparation method of the anti-freeze liquid comprises the steps as follows: all the components of the anti-freeze cooling fluid are put in a reaction kettle in percentage by mass; the components are stirred and mixed for 30-90 min, so that all components are fully dissolved and mixed uniformly, the mixed solution passes through anion and cation mixed exchange resin by the aid of a pressure pump, and the fuel cell anti-freeze cooling fluid is obtained. The organic fuel cell anti-freeze cooling liquid with low conductivity and ultra-long acting is weakly alkaline, is anti-freezing and anti-boiling and has performance of low conductivity, ultra-long acting and high corrosion inhibition.

The invention discloses a formula of flame-retardant polyvinyl chloride (PVC) plastics. The formula is characterized by comprising PVC and supplementary additives, wherein the supplementary additives include a flame retardant, a mildew preventive, an antistatic agent, a heat-resisting agent, a crosslink agent and a coupling agent, the flame retardant is triphenyl phosphate and ammonium polyphosphate, the mildew preventive is 8-hydroxyquinoline copper, the antistatic agent is sodium alkyl sulfate, the heat-resistant agent is 2-ethylhexyl thioglycolate, the crosslink agent is 2,5-dimethyl-2,5 bis(tert-butyl peroxy hexane and the coupling agent is aminopropyltriethoxysilane. The flame retardant is used for improving the flame-retardant property of the PVC plastics; by adding multiple assistants in the flame-retardant PVC plastics, the heat resistance and the antistatic property of the flame-retardant PVC plastics can be improved, the stability of the flame-retardant PVC plastics also can be improved, and the production cost can be reduced by accelerating the reaction speed and reducing the consumption of raw materials.

The invention relates to a fluorescent ion probe reagent used in cadmium ion detection, which is the derivate of 8-hydroxyquinoline and triazolyl modified Beta-cyclodextrin; wherein 8-hydroxyquinoline is adopted as probe molecule, and nitrogen oxide atom in quinoline ring and nitrogen atom in triazole ring are taken as the bonding lotus of cadmium (II) ion. The method comprises the steps of: synthesizing 8-hydroxyquinoline alkynyl intermediate by 8-hydroxyquinoline, 3-propargyl bromide and the like firstly; and synthesizing a target product by the intermediate, mono-6-deoxy-6-azido-Beta-cyclodextrin, sodium ascorbate and the like. The invention has the advantages that as water-soluble cadmium ion fluorescent probe, the prepared cyclodextrin derivate has simple synthesizing process and high yield, and is suitable for further enlargement synthesis and practical production application; the sensing operation to cadmium ion is simple and practical; and the sensitivity is high and displayed by fluorescence spectrum. As cadmium ion fluorescent probe, the invention exactly explains the coordinate bonding mechanism to cadmium (II) ion and has wide application prospect.

The invention relates to structural elements represented by constitutional formula (I) and (II), which is linear macromolecular luminescent material in linear random arrangement by the mol ration of 1 : 0.5 - 1:200 and molecular weight 20000-100000 containing 8-hydroxyquinoline metallic complex, the preparation comprises copolymerizing polyalkene monomer of 8hydroxyquinoline metallic complex containing a polymerisable functional group with polyalkenes monomers through initiating agent at 20-200 deg. C.

The invention provides a fresh flower preservative. The fresh flower preservative is mainly prepared from the following raw materials in parts by weight: 50 parts of saccharose, 0.1-0.9 part of zinc gluconate, 0.2-0.8 part of 8-hydroxyquinoline sulphate, 0.01-0.09 part of boric acid, 0.03-0.09 part of propylene glycol, 0.01-0.05 part of ethanediol, 0.02-0.06 part of citric acid, 0.01-0.07 part of ferrous sulphate, 0.04-0.08 part of monopotassium phosphate, 0.02-0.08 part of potassium sulphate, 0.01-0.09 part of magnesium sulphate, 0.01-0.05 part of an ethylene inhibitor, and 0.02-0.06 part of a growth regulator. The invention further provides a preparation method of the fresh flower preservative. Compared with the prior art, the fresh flower preservative provided by the invention is low in cost, simple to process, capable of effectively preserving flowers, and capable of avoiding environmental pollution.

The invention discloses an organic rare earth bacteria inhibitor, mainly, a binary or ternary compound of lanthanon and 8-Hydroxyquinoline with other organic ligand. The invention also discloses the application of the organic rare earth bacteria inhibitor in preventing the plant bacteria and pests. The plant bacteria and pests include the rice bacteria and pests, the cotton bacteria and pests, the corn bacteria and pests, the vegetable bacteria and pests, and the like. The invention widens the application range of the rare earth to the pesticide filed; secondly, the invention comprehensively takes the advantage of the bacteriostatic function of the organic ligands and the rare earth, can perform double bacteriostatic effect with high bacteriostatic effect; in addition, the dosage of the organic rare earth bacteria inhibitor is less, the toxicity is low, the effective duration is long, the medicine resistance cannot be produced, and the production cost is low.

The invention belongs to a red organic electroluminescence device and a preparing method thereof. A vacuum evaporation technology is adopted to prepare indium tin oxide / 4, 4'-twin [N-(p-methylphenyl)-N-phenyl-amino] diphenyl or N, N'-double(1- naphthyl)-N, N'-biphenyl-1, 1'-biphenyl-4 and 4'-diamine / 8-hydroxyquinoline aluminum, classical trivalence europium composition Eu (TTA)3phen taking trifluoroacetylacetone thiofuran and BPT as a first ligand and a second ligand, and a main material 4, 4'-N, N'-twin carbazole biphenyl / 2, 9- dimethyl-4, 7- dimethyl-1, 10- phenanthroline / 8- hydroxyquinoline aluminum / lithium fluoride / aluminum. The ultimate electroluminescence current efficiency of the device is 6.1cd / A, the ultimatepower efficiency is 3.5lm / W, and the ultimate brightness is 2451.69cd / m<2>.