859results about "Group 3/13 organic compounds without C-metal linkages" patented technology

Methods and compositions for depositing a film on one or more substrates include providing a reactor and at least one substrate disposed in the reactor. At least one lanthanide precursor is provided in vapor form and a lanthanide thin film layer is deposited onto the substrate.

A single source precursor for depositing ternary I-III-VI2 chalcopyrite materials useful as semiconductors. The single source precursor has the I-III-VI2 stoichiometry “built into” a single precursor molecular structure which degrades on heating or pyrolysis to yield the desired I-III-VI2 ternary chalcopyrite. The single source precursors effectively degrade to yield the ternary chalcopyrite at low temperature, e.g. below 500° C., and are useful to deposit thin film ternary chalcopyrite layers via a spray CVD technique. The ternary single source precursors according to the invention can be used to provide nanocrystallite structures useful as quantum dots. A method of making the ternary single source precursors is also provided.

The subject invention pertains to metal organic frameworks (MOF) having zeolite-net-like topology, their methods of use, and their modes of synthesis. The ZMOFs are produced by combining predesigned tetrahedral building, generated in situ using heterochelation, with polyfunctional ligands that have the commensurate angle and the required donor groups for the chelation. Each molecular building block is contrasted of a single metal ion and ligands with both heterochelation functionality and bridging functionality. Advantageously, zeolite-net-like MOFs of the subject invention are porous and contain large functional cavities, which is useful for encapsulating large molecules.

Disclosed are a fluorescent complex comprising a rare earth atom and a ligand having a structure comprising a plurality of coordinating groups bonded to each other in a ring form, and a lighting system and a flashlight device using the same. This fluorescent complex can realize high-intensity fluorescence and a prolonged service life and gives a sharp fluorescence spectrum.

A method of solvating metal ions in an aromatic organic liquid. The method includes adding an ammonium salt having an organic acid reagent to the aromatic organic liquid. The organic acid reagent comprises a carboxylate having eight (8) or less carbon atoms. Thereafter, an aqueous solution comprising a metal salt is added to the aromatic organic liquid comprising the ammonium salt and the organic acid reagent. As a result, at least 10% by weight of metal ions is solvated in the aromatic organic liquid.

An organic EL device is disclosed in which is placed a transparent water-capturing film comprising an easy-to-use organometallic compound illustrated by the chemical formula (1): wherein, R1, R2 and R3 are selected from the group consisting of alkyl group, aryl group, cycloalkyl group, heterocyclic group and acyl group having one carbon atom and above, and M is a trivalent metallic atom.

Disclosed are a fluorescent complex comprising a rare earth atom and a ligand having a structure comprising a plurality of coordinating groups bonded to each other in a ring form, and a lighting system and a flashlight device using the same. This fluorescent complex can realize high-intensity fluorescence and a prolonged service life and gives a sharp fluorescence spectrum.

An organic electroluminescence element including at least one organic layer including a light emitting layer, between an anode and a cathode, wherein at least one layer of the at least one organic layer contains at least one selected from specific nitrogen-containing heterocyclic derivatives, and at least one layer of the at least one organic layer contains a specific electron-transporting phosphorous light emitting material.

A purified cannabidiol (CBD) extract and / or cannabidiolic acid (CBDA) extract is isolated from industrial hemp and comprises less than 0.5 wt % organic impurities as measured by HPLC and 1H NMR spectroscopy exhibits no detectable peak at 4.07 ppm as measured by 1H NMR spectroscopy. The CBD and / or CBDA extract is in crystalline form. The CBD extract exhibits a melting point as measured by differential scanning calorimetry (DSC) of 69-70° C. Dry powder compositions comprise such extracts. Additional dry powder compositions comprise polyvinylpyrrolidone and an amorphous CBD extract. An adduct comprises CBD and / or CBDA bonded to a paramagnetic trivalent lanthanide (III) metal chelate.

The present invention is directed to novel non-invasive diagnostic tools to image cancers, especially, leukemia and non-Hodgkin's lymphomas (NHL) with minimal toxicity in vivo. The present invention represents a clear advance in the art which presently relies on tissue biopsy for diagnoses of these cancers. The novel imaging probe is capable of detecting precancerous cells, as well as their metastatic spread in tissues. This represents a quantum step forward in the diagnosis and staging of NHL using non-invasively molecular imaging techniques. This novel probe will also be useful to monitor patients response to chemotherapy treatments and other interventions or therapies used in the treatment of NHL. Compounds according to the present invention may be used as diagnostic tools for a number of conditions and diseases states as well as therapeutic agents for treating such conditions and disease states.

The purpose of the invention is providing a micro-channel chemical preparation method of porous metal-organic framework material. The method comprises the following steps: respectively injecting a liquid medium containing one or more organic compounds with at least one unidentate ligand, a liquid medium containing one or more metal ions, a liquid medium containing a deprotonation assistant and an inert gas into a micro-channel reactor through different inlets, carrying out a coordination reaction on the above obtained mixed material liquid in the micro-channel at a certain temperature under a certain pressure to form a coordination compound, crystallizing, filtering, washing, and drying to prepare the porous metal-organic framework material, wherein the micro-channel reactor has at least two inlets and one outlet; the addition amount of the deprotonation assistant is 0-50% of the mole number of all metal ions; a ratio of the volume velocity of inert gas added into the micro-channel reactor to the bulk volume velocity of the liquid phase is 0-100:1; and the crystallization process can be omitted. The method has the characteristics of simple and safe operation, high efficiency, large throughput and easy amplification.

The invention discloses a baicalin metal complex of which the molecular formula is (C21H17O11) xM (H2O) y, wherein M in the formula is Cu (II), x is 1 and y is 2; or M is Fe (III), x is 2 and y is 0; or M is La (III) or Y (III), x is 3 and y is 0. The preparation method comprises the following steps: adding aqueous alkali into baicalin until the baicalin and alkali (sodium bicarbonate, potassium bicarbonate, sodium formate, potassium formate, sodium acetate, potassium acetate, disodium hydrogen phosphate, dipotassium hydrogen phosphate, sodium phosphate or potassium phosphate) are just completely reacted, then adding metal salt (copper salt, ferric salt, lanthanum salt or yttrium salt) for reaction to obtain the baicalin metal complex. The baicalin metal complex has obviously stronger antibacterial and antitumor activities than the baicalin, can be used for preparing antibacterial drugs and antitumor drugs, and has good development and application prospects. In the preparation method, an organic solvent is not used, a strong basic condition is not adopted, and the method is simple and feasible, is green and environment-friendly and has the advantages of low cost, high product purity and high yield.

Methods of forming metal alkoxides and methods of forming precursor solutions of metal alkoxides suitable for the coating of glass in the manufacture of electrochromic devices are disclosed. The method of forming metal alkoxides involves dissolving the metal halide in an anhydrous solvent and reacting it with an alcohol and (together with the addition of the alcohol or subsequently) adding an epoxide, and then evaporating-off the volatile components of the reaction product to leave a solid metal alkoxide that is substantially free of halide. The alkoxide may then be dissolved in a solvent including an alcohol (preferably ethanol) containing a small proportion of water to produce a precursor solution suitable for coating glass, the coating then being hydrolyzed to form a sol-gel and then baked to remove volatile components and to yield a thin layer of metal oxide.

An electrophotographic photosensitive member capable of outputting an image with suppressed positive ghosting, and a process cartridge and an electrophotographic apparatus each having the electrophotographic photosensitive member are provided. The electrophotographic photosensitive member has a photosensitive layer including a phthalocyanine crystal in which the compound represented by the formula (1) is contained, wherein the content of the compound represented by the formula (1) is 0.1% by mass or more and 1.7% by mass or less based on the phthalocyanine crystal.

Provided are novel tri(alkylcarboxylato) gallium (III) compounds, exemplified by tripalmitato gallium (III), methods for making them, pharmaceutical compositions containing them, and methods of using the pharmaceutical compositions.

Processes for making a solar cell by depositing various layers of components on a substrate and converting the components into a thin film photovoltaic absorber material. Processes of this disclosure can be used to control the stoichiometry of metal atoms in making a solar cell, and for targeting a particular concentration. CIGS thin film solar cells can be made.

An electrophotographic photosensitive member is provided. The electrophotographic photosensitive member can output an image having few image defects due to a ghost phenomenon not only under a normal temperature and normal humidity environment but also even under a low temperature and low humidity environment, which is particularly a strict condition. A process cartridge and an electrophotographic apparatus having the electrophotographic photosensitive member are also provided. The electrophotographic photosensitive member has a support and a photosensitive layer formed on the support, wherein the photosensitive layer includes a gallium phthalocyanine crystal including a compound having a structure in which a 7-membered ring and a 5-membered ring are condensed to each other within the crystal.

A naphthalocyanine dye of formula (I) is provided:whereinM is a metal group or is absent;R1 and R2 are independently selected from hydrogen or C1-12 alkoxy;X is selected from O, S or —NH—;Ar1, Ar2, Ar3, Ar4, Ar5, Ar6, Ar7 and Ar8 are selected from phenyl, naphthyl, pyridyl, furanyl, pyrollyl, thiophenyl, each of Ar1, Ar2, Ar3, Ar4, Ar5, Ar6, Ar7 and Ar8 being optionally substituted with 1, 2, 3, 4 or 5 groups, the or each group being independently selected from C1-12 alkyl, C1-12 alkoxy, C1-12 arylalkyl, C1-12 arylalkoxy, —(OCH2CH2)dORd, cyano, halogen, amino, hydroxyl, thiol, —SRv, —NRuRv, nitro, phenyl, phenoxy, —CO2Rv, —C(O)Rv, —OCORv, —SO2Rv, —OSO2Rv, —NHC(O)Rv, —CONRuRv, —CONRuRv, sulfonic acid, sulfonic acid salt and sulfonamide;d is an integer from 2 to 5000;Rd is H, C1-8 alkyl or C(O)C1-8 alkyl; andRu and Rv are independently selected from hydrogen, C1-12 alkyl, phenyl or phenyl-C1-8 alkyl.

The invention relates to a europium metal-organic framework compound with a fluorescent recognition function and a preparation method and application. The chemical formula of the europium metal-organic framework compound with the fluorescent recognition function is [Eu(Hpzbc)2(NO3)].H2O. The preparation method of the europium metal-organic framework compound with the fluorescent recognition function comprises the steps that 1, europium nitrate hexahydrate and 3-(1H-3-pyrazolyl) benzoic acid are added to acetonitrile to be stirred to be uniform, and a mixed solution is obtained; 2, the mixed solution is put into a reaction kettle, the reaction kettle is sealed and heated for a reaction, and an intermediate product is obtained; 3, the temperature in the reaction kettle is decreased to room temperature through cooling, a colorless bulk crystal is obtained, and the colorless bulk crystal is the europium metal-organic framework compound with the fluorescent recognition function. The europium metal-organic framework compound with the fluorescent recognition function is used for detecting Fe<3+> ions and Cr2O7<2-> ions.

The invention discloses a rare earth organic framework material for fluorescence detection of trace water and a preparation method of the rare earth organic framework material. The rare earth organic framework material is an orderly microporous crystalline material, and the general structural formula of the material is [(CH3)2NH2]2[Ln6(mu3-OH)8(L-NH2)6(H2O)6]*(G)7, wherein Ln in the formula is Eu<3+>, Tb<3+> or Gd<3+>, L-NH2 is a chainlike phthalic acid organic ligand with an amino group function group and G represents a solvent in pores. The rare earth organic framework material is synthesized with a solvothermal method, the synthesis method adopts a simple process, the condition is mild, the yield is higher, and the product stability is good. The rare earth organic framework material has the properties of characteristic emission of rare earth and fluorescence of the ligand, the specific value of two emission peaks and the content of water in the solvent are in a better linear relation, and ratio type detection of trace water can be realized; the light color remarkably changes with the change of the water content, and the material can be used for colorimetric type detection of trace water. The sensitivity of a probe is high, the response speed is high, the detection limit is low, and the material can be recycled and is expected to be used practically in fields of detection and monitoring of trace water.

The present invention provides an organic / inorganic composite containing a rare earth metal or / and Period IV transition metal in which the aforementioned rare earth metal or / and Period IV transition metal is doped at a high concentration, and control of quenching and optical transparency are assured thereby; and an optical amplifier, a light control optical element, and luminescent device utilizing the same. The organic / inorganic composite containing a rare earth metal or / and Period IV transition metal is one in which at least one species of rare earth metal or / and Period IV transition metal is dispersed in an organic polymer, with the aforementioned composite containing an optically transparent organic polymer and an inorganic dispersion phase comprising: (1) a rare earth metal and (2) another element coordinated thereto via an oxygen atom(s). The inorganic dispersion phase in which another metal coordinates to rare earth metal or / and Period IV transition metal via an oxygen atom(s) preferably has an average particle size ranging from 0.1 to 1000 nm. Preferably, the ratio of rare earth metal or / and Period IV transition metal when mathematically converted to solid content is 90 mass % or less of the total mass of the organic polymer and the rare earth metal dispersion phase.

The invention relates to an InIII-based metal organic anion framework and application thereof. The technical scheme is as follows: the preparation method comprises the following steps: adding 2,3',5,5'-biphenyltetracarboxylic acid, N,N'-dimethylformamide, ethanol, water and concentrated nitric acid into a container, and stirring at room temperature for 20 minutes; sealing the container, putting in a drying oven, and keeping at the temperature of 100-110 DEG C for 2-4 days; slowly cooling to room temperature to obtain a colorless transparent rod-like crystal; and washing, filtering and drying to obtain the target product. The InIII-based metal organic anion framework can sensitize rare earth ions to emit light when being used as an adsorption matrix, and can efficiently and selectively separate cationic organic dyes.

A compound represented by the following general formula (I):{R1, R3, R6 and R8 are methyl groups and the like, R2 and R7 are cyano groups and the like, R4 and R5 are fluorine atoms and the like, and X is a group represented by the formula (A) [R11 is a monocarboxy-substituted C1-8 alkoxy group and the like, R12, R14 and R15 are hydrogen atoms and the like, and R13 is hydroxy group and the like],provided that the combination of the aforementioned substituents is such a combination that the compound represented by the formula (I) can be substantially non-fluorescent before reacting with peroxynitrite, and the compound represented by the formula (I) in which the group represented by the formula (A) is nitrated after reacting with peroxynitrite can be substantially highly fluorescent}, or a salt thereof, which is useful as a fluorescent probe for peroxynitrite measurement.

The invention relates to a microporous rare earth cluster metal organic anion framework and a preparation method and application thereof. According to the technical scheme, the preparation method comprises the steps that RE(NO<3>)<3> / 4, 4'-diphenyldicarboxylic acid, o-fluorobenzoic acid, N, N-dimethyl formamide and ethanol are added into a container and stirred at the normal temperature; the container is sealed and then placed into a drying oven, and the container is maintained for 1-2 days at the temperature of 300-400 K; the mixture is cooled slowly to the room temperature and left standing for 20-30 hours, and crystals are obtained; N, N-dimethyl formamide is used for washing the mixture, filtration and drying are conducted, and a target product is obtained. The microporous rare earth cluster metal organic anion framework prepared through the preparation method can serve as an adsorption base material for adsorbing cation type organic dyestuff, and the cation organic dyestuff is separated in an efficient and selective mode.

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 belongs to the field of fluorescence detection materials, and particularly relates to a preparation method of a rare earth terbium-based metal organic framework material and study on the performance of selectively recognizing heavy chromate ions in water. By selecting rare earth terbium emitting green light as metal central ions and selecting p-terphenyl-3,3'',5,5''-tetramethyl acid as organic sensitized ligands, a rare earth porous metal organic framework compound is synthesized under the hydrothermal condition. The compound causes the most obvious fluorescence quenching phenomenon to Cr2O72- anions in different anion solutions, and thus the compound can serve as a novel fluorescence probe for detecting Cr2O72- anions.

A compound for use as a therapeutic or diagnostic radiopharmaceutical includes a group capable of complexing a medically useful metal attached to a moiety which is capable of binding to a gastrin releasing peptide receptor. A method for treating a subject having a neoplastic disease includes administering to the subject an effective amount of a radiopharmaceutical having a metal chelated with a chelating group attached to a moiety capable of binding to a gastrin releasing peptide receptor expressed on tumor cells with subsequent internalization inside of the cell. A method of forming a therapeutic or diagnostic compound includes reacting a metal synthon with a chelating group covalently linked with a moiety capable of binding a gastrin releasing peptide receptor.

A naphthalocyanine dye of formula (I) is provided: wherein M is a metal group or is absent; R1 and R2 are independently selected from hydrogen or C1-12 alkoxy; X is selected from O, S or —NH—; Ar1, Ar2, Ar3, Ar4, Ar5, Ar6, Ar7 and Ar8 are selected from phenyl, naphthyl, pyridyl, furanyl, pyrollyl, thiophenyl, each of Ar1, Ar2, Ar3, Ar4, Ar5, Ar6, Ar7 and Ar8 being optionally substituted with 1, 2, 3, 4 or 5 groups, the or each group being independently selected from C1-12 alkyl, C1-12 alkoxy, C1-12 arylalkyl, C1-12 arylalkoxy, —(OCH2CH2)dORd, cyano, halogen, amino, hydroxyl, thiol, —SRv, —NRuRv, nitro, phenyl, phenoxy, —CO2Rv, —C(O)Rv, —OCORv, —SO2Rv, —OSO2Rv, —NHC(O)Rv, —CONRuRv, —CONRuRv, sulfonic acid, sulfonic acid salt and sulfonamide; d is an integer from 2 to 5000; Rd is H, C1-8 alkyl or C(O)C1-8 alkyl; and Ru and Rv are independently selected from hydrogen, C1-12 alkyl, phenyl or phenyl-C1-8 alkyl. Dyes of this type are especially suitable for use in netpage and Hyperlabel™ systems.