102 results about "Phenoxazine" patented technology

The invention relates to a flame-retardant inorganic quick-setting material and a preparation method thereof, and the flame-retardant inorganic quick-setting material is prepared from the following raw materials: sulphoaluminate cement, aluminum-magnesium hydrotalcite, phosphorus slag powder, waste PBO fiber, an accelerator, a water reducer, a functional auxiliary agent, and 3, 3 '-diamino-4, 4'-difluorodiphenyl sulfone. The functional auxiliary agent comprises structural units introduced by the following monomers: 3-[N, N-dimethyl-[2-(2-methylpropyl-2-enoyloxy) ethyl] ammonium] propane-1-sulfonic acid inner salt, diphenyl (4-vinyl phenyl) phosphine oxide, 1, 3-bis (oxirane methyl)-5-(2-allyl)-1, 3, 5-triazine-2, 4, 6 (1H, 3H, 5H)-triketone, 10-(4-vinyl phenyl)-10H-phenoxazine and itaconic acid. The material is high in strength, remarkable in rapid hardening and flame-retardant effect, and safe and environment-friendly to use.

The invention discloses a phenoxazine derivative as well as a preparation method and application thereof, and belongs to the field of biological medicine synthesis. A series of phenoxazine derivatives are synthesized by using a simple, efficient and low-toxicity method, circular dichroism, fluorescence spectrum and ultraviolet absorption spectrum prove that the molecules not only have non-covalent interaction with DNA, but also can be subjected to transamidation reaction with the DNA to covalently modify the DNA, and meanwhile, the phenoxazine derivatives are relatively good in anti-tumor cell activity and relatively good in anti-tumor effect. And a new strategy is provided for the research of DNA targeted drugs.

The invention discloses a perovskite solar cell based on a cross-linked interface passivation layer, and relates to the technical field of photovoltaic cell materials. The perovskite solar cell sequentially comprises a transparent conductive substrate, an electron transport layer, a perovskite light absorption layer, a crosslinking interface passivation layer, a hole transport layer and a metal electrode from bottom to top, and the cross-linked interface passivation layer is made of a 4-[10-(4-{(1, 2, 2-trifluorovinyl) oxy} phenyl)-10H-phenoxazine-2-yl] phenylphosphonic acid material. The cross-linked interface passivation layer can significantly improve the photovoltaic performance and stability, the intrinsic stability of the device is greatly enhanced by the cross-linked network, and in a double-85 aging test of 85 DEG C / 85% RH, the time required for attenuating the efficiency of the device to 80% of an initial value can exceed 1000 hours.

The invention provides a naphthalimide compound as well as a preparation method and application thereof, and belongs to the technical field of organic compounds. N-(4-tert-butylphenyl) naphthalimide is used as an acceptor unit (a group A), 9, 9-dimethyl acridine, 9, 9-diphenyl acridine, phenoxazine, phenothiazine, 7H-benzo [c] carbazole or 9H-dibenzo [a, c] carbazole is used as an electron donor unit (a group D), and the donor unit and the acceptor unit are connected through ortho-positions or meta-positions of benzene bridges or derivatives thereof; the formation of the 3CT state depends on the CT effect between the D group and the A group, the specific D group and the benzene bridge unit are selected to control the distance and the dihedral angle between the D unit and the A unit so as to realize the regulation and control of the service life of the 3CT state, and meanwhile, the fine adjustment of the energy of the 3CT state is realized by virtue of the substituent group on the benzene bridge unit, so that the service life of the 3CT state is prolonged. Therefore, the naphthalimide compound has a long charge transfer triplet state lifetime in a single molecule state.

The application discloses a use of phenazine-1-carboxylic acid or a pharmaceutically acceptable salt thereof in preparation of a medicine for inhibiting African swine fever virus. The application uses a double reporter virus rASFV-Gluc / EGFP co-expressing green fluorescent protein and Gaussia luciferase to screen 246 natural small molecule compounds, and finds that phenazine-1-carboxylic acid has a significant inhibiting effect on replication of the ASFV; further evaluation of the inhibiting effect finds that the half maximal cytotoxicity concentration of PCA on target cells of primary porcine alveolar macrophages is 470.5 muM, and the half maximal inhibitory concentration of PCA on the ASFV in PAMs is 1.59 muM. According to a dose-dependent inhibiting experiment result, when the concentration of PCA is 25 muM, the inhibiting effect on the ASFV can reach more than 100 times. The application has application prospects in preparation of medicines or preparations against the ASFV.

The invention discloses a phenoxazine skeleton-containing drug small molecule and application thereof, and belongs to the technical field of synthesis of heterocyclic compounds and antitumor drugs, the phenoxazine skeleton-containing drug small molecule has an inhibition effect on HepG2 and A549, a phenoxazine derivative 7c with the third site connected with a methoxy group at the tail end of a phenoxazine structure benzene ring has a better overall effect, and the phenoxazine skeleton-containing drug small molecule can be applied to preparation of antitumor drugs. The inhibition rates of the compound on HepG2 and A549 are respectively 87.67% and 94.23%. 7g of the phenoxazine derivative of which the methyl ester structure is connected to the third site of the phenoxazine structure only has an obvious effect on A549, and the inhibition rate in A549 cells is 96.00%.

This invention discloses a method for the biosynthesis and application of fluorinated phenazine and its derivatives, belonging to the field of bioengineering technology. The invention aims to provide a method for synthesizing fluorinated phenazine and its derivatives. Specifically, it provides an in vitro enzyme cascade catalytic reaction method for synthesizing fluorinated phenazine and its derivatives, in which halogenated methyltransferase HMT1 and O-methyltransferase LaphzM, or halogenated methyltransferase HMT1 and N-methyltransferase PhzM, are added to a reaction buffer containing 1-hydroxyphenazine and its derivatives to obtain fluorinated phenazine and its derivatives. The enzyme concentrations of halogenated methyltransferase HMT1 and O-methyltransferase LaphzM are 2:1; the enzyme concentrations of halogenated methyltransferase HMT1 and N-methyltransferase PhzM are 2:1. This establishes a pathway for the synthesis of fluorinated phenazine from 1-hydroxyphenazine and its derivatives, providing a new approach for the biosynthesis of fluorinated phenazine.

The invention discloses a photo-assisted self-charging battery based on a phenazine positive electrode material and a preparation method of the photo-assisted self-charging battery, and belongs to the technical field of aqueous zinc batteries, a phenazine organic matter electrode with electrochemical activity and photo-response activity is used as a zinc ion storage material, and in a safe and environment-friendly aqueous electrolyte, the photo-assisted self-charging battery is prepared. The self-charging process of the organic matter electrode is realized under the photo-assisted condition by utilizing the electron hole transmission characteristic of the nitrogen-containing hybrid organic matter, and the discharge product of the phenazine organic matter electrode absorbs photons to generate electron hole pairs under the photo-assisted effect under the condition of no external power supply through the photo-assisted effect of solar energy, so that the nitrogen-containing hybrid organic matter is charged. Then, holes are diffused to the hole transport layer, electrons are injected into the electron transport layer to form voltage, and the self-charging dezincification process of the electrode is achieved by means of charge / carrier separation.

The invention relates to development of novel red light and dark red light emitting Nile red derivatives and application of the novel red light and dark red light emitting Nile red derivatives in cell lipid droplet fluorescence imaging, and belongs to the technical field of biological imaging. Chemical names of the fluorescent probes are respectively 9-(4-(diethylamino) phenyl)-5H-benzo [a] phenoxazine-5-ketone, (E)-9-(4-(dimethylamino) styryl)-5H-benzo [a] phenoxazine-5-ketone, (E)-9-(4-(-1-pyrrolidinyl) styryl)-5H-benzo [a] phenoxazine-5-ketone and (E)-9-(4-(diethylamino) styryl)-5H-benzo [a] The invention relates to phenoxazine-5-ketone. The series of cell lipid droplet fluorescence imaging probe molecules prepared by the invention are multifunctional fluorescence imaging probe molecules which have ICT emission characteristics, high labeling selectivity, high light stability, environmental sensitivity and excellent biocompatibility and can be used for confocal imaging.

The invention belongs to the field of new materials, and particularly relates to a benzoxazine phenoxazine modified dithienyl ethylene derivative as well as a preparation method and application of the benzoxazine phenoxazine modified dithienyl ethylene derivative. The invention provides a full visible light regulated benzoxazine phenoxazine conjugate modified dithienyl ethylene molecular switch, the photochromic degree of the molecular switch is the same as the effect under ultraviolet irradiation when the molecular switch drives a ring-closing reaction through visible light, and the molecular switch has high visible light responsiveness and light isomerization conversion rate.

This invention discloses a hole transport material, its preparation method, and its applications, relating to the field of photovoltaic materials technology. The hole transport material provided by this invention has the chemical formula shown in Formula I. The conjugated direction groups used as end groups are selected from carbazole, phenothiazine, phenoxazine, or dibenzocarbazole groups, which possess excellent carrier transport performance. Simultaneously, this invention selects α-hydroxyphosphonic acid groups as unique anchoring groups for self-assembled molecules, enabling the self-assembled molecules to form a stronger anchor with the metal oxide substrate, thereby forming a dense and uniform self-assembled layer, significantly improving the photoelectric conversion efficiency and stability of perovskite solar cells. The α-hydroxyphosphonic acid groups also have an interface passivation effect. This hole transport material, as a perovskite material layer in HTMs (Hyperoxyterephthalic Acid Transformers) cells or modules, helps improve cell efficiency and lifespan, optimize cell structure, reduce costs, and achieve large-area production and industrialization.

The invention discloses a substituent-modified phenazine leveling agent, an acid copper plating solution and a preparation method and application thereof, chlorine atoms are introduced to a specific position of phenazine for modification, so that the acid copper plating solution containing the leveling agent has a high pore filling rate while obtaining a high-brightness plating layer, and the pore filling capacity of the leveling agent at a low concentration is effectively improved; and resource saving and cost reduction are facilitated. The total synthesis of the chlorine atom modified phenazine leveling agent is realized by using a chlorine-substituted raw material, and no complex reaction process and harsh reaction conditions exist, so that the method has industrial value.

The application provides a near-infrared fluorescent probe based on basic dye and a preparation method and application thereof, and the probe is named 4-(2-amino-4-methylpentanoylamino)benzyl 3,7-bis(diethylamino)-10H-phenoxazine-10-methylate in Chinese. The probe is used for detecting leucine aminopeptidase (LAP), basic blue 3 is used as a fluorophore, and L-leucine is used as a recognition site of the LAP. When the probe is reacted with the LAP, the leucine is hydrolyzed, the basic blue 3 fluorophore is released through a self-immolative group, red fluorescence is emitted, the probe can be used for detecting the leucine aminopeptidase, the detection signal is obvious, the color change of a reaction solution is visible to the naked eye, and the probe provides an effective visual fluorescent tracking tool for the leucine aminopeptidase for biological detection.

The present application relates to a kind of phenoxazine type dye intermediates, dye precursor, dye and its preparation method, belong to dye technical field.The phenoxazine type dye of the present application is the dye matrix with the phenoxazine intermediate, grafting cyanuric chloride with genipin double active groups, phenoxazine type dye intermediate has excellent color light stability, and high color strength, color light bright, can be dyed in supercritical fluid to fiber.Through the reaction of the iridoid structure of genipin and the amino group on protein fiber, the trinity of fiber-dye-color is generated in the dyeing process.The phenoxazine type dye does not need to apply to water and other dyeing auxiliaries in the dyeing process, the novel special dyeing method, the green environmental protection of dyeing process, the equipment friendly, has better application prospect in supercritical CO2 dyeing.

The invention relates to an organic compound and a preparation method thereof, a hole transport material and a solar cell. The structure of the organic compound is shown as a formula (I). According to the organic compound, polymethyl methacrylate is used as a main chain, a pyridine ring is used as a linking group, phenothiazine or phenoxazine is connected to the main chain, and a sulfenyl aniline fluorene group is connected to phenothiazine or phenoxazine, so that the stability of the organic compound is relatively good. The organic compound is used as a hole transport material of the perovskite solar cell, has relatively good mobility, is beneficial to hole extraction and transport, has a relatively deep HOMO energy level matched with perovskite, and can effectively improve the photoelectric conversion efficiency and the stability of the perovskite solar cell.

The invention relates to a solar cell, a laminated solar cell, a preparation method and a photovoltaic module. The solar cell comprises a transparent conductive substrate, a hole transport layer, a perovskite light absorption layer and an electrode layer which are stacked in sequence. And the hole transport layer comprises a polymer shown in a formula (I): # imgabs0 #. Wherein n is an integer between 10 and 10000, and Ar1 and Ar2 are independently a group as shown in a formula (II): # imgabs 1 #; wherein R is selected from H, a C1-C5 alkoxy group or a C1-C5 alkylthio group. The polymer contained in the hole transport layer of the solar cell and the laminated solar cell is connected with a phenoxazine group on a polyethylene carbon chain to serve as an electron accepting unit, and an electron donating group containing aniline fluorene is introduced on the phenoxazine group, so that the hole mobility is high, the energy level matched with perovskite is adjustable, and the hole transport layer can be used as an electron accepting unit. When the compound is used as an undoped hole transport material to be applied to a trans-perovskite solar cell, relatively high photoelectric conversion efficiency can be obtained.

The application relates to the technical field of organic electroluminescent materials, and provides a heterocyclic compound, an organic electroluminescent device containing the same and an electronic device. The heterocyclic compound contains a mother nucleus structure of an indole-fused phenothiazine / phenoxazine, and when the compound is used as a host material or a hole adjusting layer of an organic electroluminescent device, the luminous efficiency and the service life of the device can be significantly improved.

The invention discloses an organic light-emitting macrocyclic material based on a boron-oxygen structure, and relates to the technical field of organic photoelectric materials. Wherein n represents the number of repetitive units, the value range of n is 3 or 4, and the Donor group is selected from one of the following groups. The invention further discloses an organic light-emitting macrocyclic material based on the boron-oxygen structure, and the organic light-emitting macrocyclic material based on the boron-oxygen structure is characterized in that a boron-oxygen multiple resonance thermal activation delayed fluorescence skeleton is covalently connected with 9, 10-dihydro-9, 9-dimethyl acridine, phenothiazine and phenoxazine groups, and a ring is formed through Buchwald-Hartwisting coupling and Friedel-Crafts alkylation reaction. According to the invention, the MR-TADF skeleton and the donor unit are selected in a modular manner to regulate the luminescence performance of the material, macrocyclic homologues with different cavity sizes are constructed, the material has the advantages of high fluorescence quantum yield, aggregation quenching resistance, high color purity and the like, and the efficiency and stability of an organic electroluminescent device can be remarkably improved.

According to the invention, structural characteristics and characteristic functions of imino polyphosphonic acid, phenoxazine or phenothiazine are combined, phenoxazine or phenothiazine, p-halonitrobenzene and vinyl phosphonate are taken as main raw materials, and a diphosphonic acid phenoxazine derivative or a diphosphonic acid phenothiazine derivative is created. The bisphosphonated phenoxazine derivative or the bisphosphonated phenothiazine derivative has the property of absorbing ultraviolet rays and the function of converting the ultraviolet rays, has good solubility in an aqueous solution and a small molecular alcohol solvent, and is suitable for a photo-electromagnetic stimulation-response hydrogel material and an organic small molecular SAM hole transport material of a perovskite solar cell.

The invention relates to organic electroluminescent materials and devices. The present invention provides a compound having the structure of Formula I: # imgabs0 # in the compound, each of X1 to X12 is C or N; r is not hydrogen or deuterium; each RA and RB is hydrogen or a universal substituent as defined herein; the HOMO energy level of the compound is greater than-5.56 eV; the present invention relates to a compound comprising at least one compound selected from the group consisting of indolocarbazole, acridine, phenoxazine, phenothiazine, 10, 10-diphenyl-5, 10-dihydrodibenzo [b, e] [1, 4] silazane (dibenzosilazane), indolocarbazole, 3, 9'bicarbazole, and 3, 3 'bicarbazole moieties. Formulations, OLEDs, and consumer products containing the compounds are also provided.

The invention belongs to the field of polymer chemistry, and relates to a metal complex, a catalytic system and application thereof, and polypropylene carbonate and a preparation method thereof. The structure of the metal complex is as shown in formula (I): # imgabs0 #, wherein M is a trivalent metal ion; y is a monovalent acid radical ion; r1 is a substituted or unsubstituted cycloalkylene group or arylene group of C5-C12; r2 is H or alkyl of C1-C6; and R3 is an alkylene group of C1 to C10. Compared with the prior art, the method has the following advantages that the Salen metal complex with a novel phenoxazine structure is adopted as a main catalyst to efficiently catalyze copolymerization of carbon dioxide and epoxide to prepare the polypropylene carbonate, and the obtained polypropylene carbonate has the characteristics of high molecular weight and narrow molecular weight distribution.

The invention discloses a phosphonic acid group modified phenazine negative electrode electrolyte as well as a preparation method and application thereof, and relates to the technical field of flow batteries. The phenazine negative electrode electrolyte has a structure shown in the specification, wherein R, R1, R2, R3, R4, R5 and R6 are respectively one of-H,-OCH3,-OCnH2nCH3,-Me,-F,-Cl,-Br,-I,-CnH2nCH3,-OCnH2nPO3H2 and-CnH2nPO3H2, at least one of R, R1, R2, R3, R4, R5 and R6 is-OCnH2nPO3H2, and n is a positive integer. The phenazine negative electrode electrolyte material disclosed by the invention realizes relatively high solubility, stable chemical properties and physical properties and relatively high battery cycle stability, and is suitable for near-neutral aqueous organic salt cavern flow batteries.

The application discloses a perovskite solar cell based on a cross-linking interface passivation layer and relates to the technical field of photovoltaic cell materials. The perovskite solar cell comprises, from bottom to top, a transparent conductive substrate, an electron transport layer, a perovskite light absorption layer, a cross-linking interface passivation layer, a hole transport layer and a metal electrode. The cross-linking interface passivation layer is a 4-[10-(4-{1,2,2-trifluorovinyl)oxy}phenyl)-10H-phenoxazine-2-yl]phenylphosphonic acid material. The cross-linking interface passivation layer can significantly improve the photovoltaic performance and stability, and the cross-linking network greatly enhances the intrinsic stability of the device. In a double 85 aging test at 85 DEG C / 85%RH, the time required for the device efficiency to decay to 80% of the initial value can be more than 1000 hours.

The invention discloses a 10H-phenoxazine compound as well as a preparation method and application thereof. The 10H-phenoxazine compound has a structure as shown in a formula (I). The invention also discloses application of the compounds and pharmaceutically acceptable salts thereof, or crystal forms thereof, or solvates thereof, or stereoisomers thereof in preparation of ferroptosis inhibitors, and application of the compounds and pharmaceutically acceptable salts thereof in preparation of drugs for treating and / or preventing neurodegenerative diseases, tissue ischemia reperfusion injury, cerebral apoplexy, cardiovascular diseases, renal failure, liver injury, diabetic complications, diabetes mellitus and the like. The invention relates to application in medicines for treating pancreatic cancer. # imgabs0 #

The invention provides a boron-nitrogen compound and an organic electroluminescent device using the same, and relates to the technical field of organic electroluminescence. The boron-nitrogen compound provided by the invention has high color purity and high reverse intersystem crossing rate. A rigid group is introduced to a central benzene ring, so that the molecular vibration relaxation is reduced, the FWHM is reduced, and the color purity is improved; meanwhile, derivative donors containing heteroatom phenoxazine or phenothiazine and the like are introduced, spin-orbit coupling is promoted by utilizing a heavy atom effect, so that the reverse intersystem crossing rate of excitons from a triplet state to a singlet state is increased, and the triplet state exciton extinguishing process is weakened. In addition, a large-volume peripheral substituent group is introduced to inhibit aggregation among molecules, so that a mutual quenching phenomenon among the molecules is weakened, and the luminous efficiency is improved. Therefore, when the compound is applied to the organic electroluminescent device, the color purity and luminous efficiency of the organic electroluminescent device can be improved.

The application discloses an anode electrochromic material and a preparation method and application thereof, and has a chemical structural formula as shown in the specification, wherein R is a substituted or unsubstituted alkyl group with C1-C20; and Ar is an electron-donating aryl group. The anode electrochromic material is prepared by alkylating phenoxazine as a raw material to obtain a first compound, double-brominating the first compound to obtain a second compound, and then performing carbon-carbon coupling on the second compound. The anode electrochromic material greatly improves the solubility of phenoxazine molecules in commonly used solvents (for example, propylene carbonate, PC) of electrochromism, and further improves the color changing effect, which is helpful to the transmittance regulation of the electrochromic device. In addition, by changing different coupling groups, the potential regulation and spectral regulation of the coloring state of the molecules can be realized.

The invention provides a cuprous iodide cluster single crystal material as well as a preparation method and application thereof, and belongs to the technical field of luminescent materials. The cuprous iodide cluster single crystal material disclosed by the invention has a structural general formula shown in the specification. The preparation method comprises the following steps: mixing CuI, a diphenylphosphine quinoline ligand and an organic solvent to form a clear and transparent solution, and crystallizing through a room temperature volatilization method to obtain the cuprous iodide cluster single crystal material. Carrier transport is balanced and skeleton rigidity is enhanced by introducing carbazole, 3, 6-tert-butyl carbazole, phenoxazine and 9, 9-dimethyl acridine groups, exciton quenching is inhibited while an orange-red photoluminescence blank is filled, and a key material support is provided for constructing a high-performance solution processing type OLED (Organic Light Emitting Diode).

The application discloses a fungicidal composition, which comprises imazalil and phenoxazine-1-carboxylic acid with a mass ratio of 0.5-5:1, or the fungicidal composition comprises imazalil and phenoxazine-1-carboxylic acid with a mass ratio of 1:3.4-5.5. The fungicidal composition has a synergistic effect on the prevention and treatment of rice sheath blight, strawberry gray mold or pepper anthracnose.

The present invention discloses phenothiazine / phenoxazine-based organic compounds, their preparation methods, and applications. The phenothiazine / phenoxazine-based organic compounds of the present invention have good photophysical properties, high biocompatibility, small molecular weight, large Stokes shift, and excellent targeting performance. They can accurately stain subcellular structures in biological cells and effectively locate them in organelles in a wash-free manner, thereby achieving subcellular structure images with a high signal-to-noise ratio. The phenothiazine / phenoxazine-based organic compounds of the present invention have low cytotoxicity and large Stokes shift as small molecule fluorescent dyes. Compared with commercial organelle dyes, the fluorescent dyes of the present invention can specifically accumulate in cell mitochondria, cell membranes, lysosomes, endoplasmic reticulum, and lipid particles, and have excellent photostability, and can be used to observe the microstructure of cells and cell-to-cell interactions for a long time.

The invention discloses an anode electrochromic material as well as a preparation method and application thereof, the chemical structural formula of the anode electrochromic material is # imgabs0 #, in which R is substituted or unsubstituted alkyl of C1-C20; and Ar is an electron-donating aryl group. The anode electrochromic material is prepared by the following steps: alkylating phenoxazine serving as a raw material to obtain a first compound; carrying out dibromination on the first compound to obtain a second compound; and then carrying out carbon-carbon coupling on the second compound. According to the anode electrochromic material, the solubility of phenoxazine molecules in common electrochromic solvents (such as propylene carbonate and PC) is greatly improved, the color changing effect of the phenoxazine molecules is further improved, and transmittance regulation and control of an electrochromic device are facilitated. In addition, by changing different coupling groups, potential regulation and control of molecules and spectrum regulation and control of a coloring state can be realized.