Abstract: A compound containing a partial structure of Formula I: is provided. In the structure of Formula I, M is a metal with an atomic number of at least 40; RA, RB, and RC are each independently 5 or 6 membered aryl or heteroaryl rings; R1, R2, R3, and A are each independently selected from a variety of substituents and combinations thereof; A is optionally bonded to RA or RC to form a fused ring; X1 is B, C, N, O, S or Se; X2-X7 are independently B, C or N; and Y1-Y2 are independently C or N. Formulations and devices, such as an OLEDs, that include the compound containing a structure of Formula I are also described.

Abstract: An organometallic compound represented by Formula 1: wherein in Formula 1, CY1, M, L, R1, R2, R3, R4, a1, a2, n1, and n2 are described in the specification.

Abstract: Tridentate cyclometalated complexes with rigid six-membered coordination rings of General Formula I having tunable emission wavelengths in the visible range. These emitters are suitable for full color displays and lighting applications.

Abstract: Platinum compounds of Formulas I and II useful in a variety of devices, such as, for example organic-light emitting diodes (OLEDs).

Abstract: Provided is a compound for an organic optoelectric device, an organic light emitting diode including the same, and a display device including the organic light emitting diode, wherein the compound for an organic optoelectric device is represented by Chemical Formula 1. The Chemical Formula 1 and description thereof are the same as described in the specification.

Abstract: The present invention relates to the use of aromatic boronic acid or borinic acid derivatives in organic electronic devices, in particular electroluminescent devices.

Abstract: Synthesis of four coordinated palladium complexes and their applications in light emitting devices thereof.

Abstract: Disclosed herein are an iridium complex having improved luminous efficiency and emission lifetime, a method for producing the same, an organic electroluminescent element using the iridium complex, and a display device and a lighting device that include the organic electroluminescent element. The iridium complex is contained in at least one organic layer sandwiched between an anode and a cathode of an organic electroluminescent element, and has a coefficient of external influence of 0.73 ?2/MW or less as defined by the following definition equation: Coefficient of external influence (Svdw)=Van der Waals surface area [?2]/molecular weight (MW).

Abstract: A ligand having the structure or its enantiomer; (I) wherein: each one of Ra, Rb, Rc and Rd is selected from alkyl, cycloalkyl, and aryl; the bridge group is selected from CH2NH; *CH(CH3)NH(C*,R); and the organocatalyst is an organic molecule catalyst covalently bound to the bridge group. Also, a catalyst having the structure or its enantiomer: (II) wherein: each one of Ra, Rb, Rc and Rd is selected from alkyl, cycloalkyl, and aryl; the bridge group is selected from CH2NH; *CH(CH3)NH(C*,R); and *CH(CH3)NH(C*,S); the organocatalyst is an organic molecule catalyst covalently bound to the bridge group; and M is selected from the group consisting of Rh, Pd, Cu, Ru, Ir, Ag, Au, Zn, Ni, Co, and Fe.

Abstract: The invention relates to C—H activated olefin metathesis catalyst compounds, the preparation of such compounds, and the use of such catalysts in the metathesis of olefins and olefin compounds, more particularly, the use of such catalysts in Z selective olefin metathesis reactions. In general, the catalyst compounds of the invention comprise a Group 8 metal (M), an alkylidene moiety (?CR1R2), or more generally (?(C)mCR1R2), an anionic ligand (X1), two or three neutral ligands (L1, L2, and L3) and a 2-electron anionic donor bridging moiety (Q*) that forms a chelate ring structure in conjunction with L1 and M.

Abstract: The metal complex comprises a multivalent carboxylic acid compound, at least one metal ion selected from ions of metals belonging to Groups 2 to 13 of the periodic table, an organic ligand capable of multidentate binding to the metal ion, and a C1 or C2 monocarboxylic acid compound. The metal complex has excellent gas adsorption, storage, and separation performance as well as excellent durability. The metal complex is stably present under high temperature and high humidity, and can maintain high adsorption performance.

Abstract: The present invention is concerned with a staining dye for staining a biological cell, comprising dye molecules with a positively charged polar head group for attraction to cell membrane of the cell and for refraining the dye molecules from entering the cytoplasm, and one or more hydrophobic groups for interaction with phospholipids of the cell membrane. The dye molecules are phosphorescent transition metal polypyridine complexes having a metal center and ligands which are non-organic fluorophores.

Abstract: Described herein are nickel pre-catalysts and related compositions and methods. The nickel pre-catalysts may be activated to form catalysts which may be utilized in organic reactions.

Abstract: A dye sensitized solar cell, wherein a compacting compound whose molecular structure comprises a terminal group, a hydrophobic part and an anchoring group is co-adsorbed together with the dye on the semi-conductive metal oxide layer of the photoanode, forming a dense mixed self-assembled monolayer.

Abstract: The present invention provides a novel ruthenium complex which has an excellent catalytic activity in terms of reactivity for an asymmetric reduction of a carbonyl compound and enantioselectivity, a catalyst using the ruthenium complex, and a method for preparing optically active alcohol compounds using the ruthenium complex. The present invention relates to a ruthenium complex having a ruthenacycle structure, a catalyst for an asymmetric reduction consisting of the ruthenium complex, and a method for preparing optically active alcohol compounds using the ruthenium complex.

Abstract: Organic devices comprising an organic layer, wherein the organic layer is non-electroluminescent and comprises a cross-linked metal complex. The cross-linked metal complex may be formed by cross-linking a cross-linkable iridium complex, which comprises a set of ligands coordinated to a central iridium atom. One or more of the ligands have attached thereon, one or more polymerizable groups that are able to polymerize with other molecules to form intermolecular covalent bonds. In some cases, the organic layer may also comprise a dopant. Also provided are a method of making an organic light-emitting device, an iridium complex, and an organic-light emitting device using certain iridium complexes.

Abstract: The present invention relates to novel bis-iridium-based Ir(III) complexes, labels manufactured using these complexes and a method for producing such complexes.

Abstract: The present invention relates to novel iridium-based Ir(III) luminescent complexes, conjugates comprising these complexes as a label and their application, e.g. in the electrochemiluminescence based detection of an analyte.

Abstract: Disclosed herein are cobalt terpyridine complexes containing a single ligand coordinated to the cobalt, and their use as hydrosilylation and/or dehydrogenative silylation and crosslinking catalysts. The cobalt complexes also exhibit adequate air stability for handling and manipulation.

Abstract: Iridium complexes comprising a tetradentate ligand and two monodentate ligands, devices containing the same and formulations containing the same are described. The iriium complexes can have a structure according to Formula (I) or Formula (II) or Formula (III) where the iridium complex includes: a tetradentate ligand coordinated to an iridium core by coordinating atoms XI, X2, X3 and X4; a first monodentate ligand coordinated to the iridium core by coordinating atom Y1; and a second monodentate ligand coordinated to the iridium core by coordinating atom Y2, wherein X1, X2, X3 and X4 are independently selected from the group consisting of an anionic coordinating atom and a neutral coordinating atom, wherein Y1 and Y2 are independently selected from the group consisting of an anionic coordinating atom and a neutral coordinating atom, and A is a linker.

Abstract: A compound having the formula Ir(LA)n(LB)3?n, having the structure: Formula I, is described. In formula Ir(LA)n(LB)3?n, n is either 1 or 2; R1, R2, R4, and R5 each independently represent up to the maximum number of substitutions or no substitutions; X1, X2, X3, and X4 are each independently C or N; and at least one of X1, X2, X3, and X4 is N. In addition, any adjacent substituents of R1, R2, R3, R4, and R5 are optionally linked together to form a ring, and each R1, R2, R3, R4, and R5 is independently selected from hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof. Formulations and devices, such as an OLEDs, that include the compound of formula Ir(LA)n(LB)3?n are also described.

Abstract: The present invention relates to novel iridium-based Ir(III) luminescent complexes, conjugates comprising these complexes as a label and their application, e.g. in the electrochemiluminescence based detection of an analyte.

Abstract: According to one embodiment, a compound comprising a ligand LA of Formula I is described. In the structure of Formula I, A1 through A8 are independently carbon or nitrogen, with at least one being nitrogen; X1 is selected from the group consisting of O, S, and Se; X2 and X3 are independently selected from the group consisting of C, N, O, P, and S; ring A is a 5- or 6-membered heterocyclic ring bonded to ring B through a X2—C bond and bonded to M through a metal-carbene bond; any adjacent substitutions in R1 and R2 are optionally linked together to form a ring; the ligand LA is coordinated to a metal M; and the ligand LA is optionally linked with other ligands to comprise up to a hexadentate ligand. Formulations and devices, such as an OLEDs, that include the compound comprising ligand LA of formula I are also described.

Abstract: A novel emitter compound having the formula Os(L1)(L2)(L3) and a novel method of making such compounds are disclosed. In the formula Os(L1)(L2)(L3), each of L1, L2, and L3 is independently a bidentate ligand. The method includes (a) reacting a precursor of ligand L1 with an osmium precursor to form a first intermediate product that has the ligand L1 coordinated to the osmium, wherein the osmium precursor has the formula OsHx(PR3)y, wherein x is an integer from 2 to 6 and y is an integer from 2 to 5, and R is selected from the group consisting of aryl, alkyl and cycloalkyl; (b) reacting the first intermediate product with a reducing agent to form a Os(II) second intermediate product; (c) reacting the second intermediate product with a coordinating solvent to form a third intermediate product; and (d) reacting a mixture of ligands L2 and L3 with said third intermediate product.

Abstract: A novel binuclear metal complex containing a biimidazole as a bridging ligand. The binuclear metal complex can be used as a material for an organic electroluminescence element.

Abstract: Disclosed herein are red phosphorescent compounds of the following formula: wherein ?includes a phenyl part and a quinoline part, each ring of the phenyl part having at least one substituent selected from hydrogen, C1-C4 alkyl groups and C1-C4 alkoxy groups and ?is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3 -propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5 -hexafluoro-2,4-pentanedione and 2,2-dimethyl-3,5-hexanedione.

Abstract: The invention provides organometallic complexes comprising an extended ?-conjugated tridentate ligand having a platinum center in which chemical and/or physical properties of the complexes may be modified by changing the structure of the ligands. The complex finds use in devices incorporated into electroluminescent devices, flat panel displays, organic light emitting devices, polymer light emitting devices, transistors, serrors, and lasers.

Abstract: Fluorine substituted metal complexes as efficient phosphorescent emitters is disclosed. The fluorine substitution is at para position of a phenyl group.

Abstract: The present invention relates inter alia to a new class of heteroleptic metal complexes comprising condensed aromatic heterocyclic rings, their preparation and use.

Abstract: Platinum compounds of Formulas I and II useful in a variety of devices, such as, for example organic-light emitting diodes (OLEDs).

Abstract: Novel metal complexes containing azole fused pyridine ligands useful for providing more efficient and more stable phosphorescent emitter for OLED applications are disclosed.

Abstract: A vapochromic gold-copper complex [AuL2(Cu(Y)n)2](X)3 exhibiting luminescence is provided, where L is an N-heterocyclic carbene; Y is a heteroatom-containing ligand; X is an anion, and n is an integer having a value of 1 or 2, and solvates thereof. A reaction of [AuL2(Cu(Y)n)2](X)3 with water vapor or an organic compound vapor, for example, affords a modified complex that yields a change in luminescence color under UV excitation. These tricationic vapochromic materials exhibit large changes in the emission through ligand substitution reactions between the solid complex and vapors, which permit use in luminescent vapochromic sensors.

Abstract: A compound having the structure of formula I: is described. In formula I, A1, A2, A3, A4, A5, A6, A7, and A8 can be carbon or nitrogen; at least one of A1, A2, A3, A4, A5, A6, A7, and A8 being nitrogen; X is a neutral donor; is a monoanionic bidentate ligand; n is an integer from 1 to 3; ring B is bonded to ring A through a C—C bond; and ring A is bonded to the iridium through a Ir—C bond. In addition, R1, R2, R3, R4, and R6 are independently selected from hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrite, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof. Also described are formulations and devices, such as an OLEDs, that include the compound of formula I.

Abstract: The present specification describes a transition metal compound having a novel structure, a catalytic composition including the same, and a method for preparing a polymer using the same.

Abstract: Provided is a compound for an organic optoelectric device, an organic light emitting diode including the same, and a display device including the organic light emitting diode, wherein the compound for an organic optoelectric device is represented by Chemical Formula 1. The Chemical Formula 1 and description thereof are the same as described in the specification.

Abstract: A single-step method of making tetradentate platinum complexes is disclosed. The method advantageously allows the formation of a platinum complex in a single step, even with sterically hindered ligands, without the use of highly reactive intermediates. The compounds made by the disclosed method are useful in OLED applications.

Abstract: A metal coordination compound represented by any one of formulas (1)-(5). An organic luminescence device including an anode, a cathode, and an organic layer, which contains the metal coordination compound, disposed between the anode and the cathode.

Abstract: The present invention relates to phosphorescent (triplet-emitting) organometallic materials. The phosphorescent materials of the present invention comprise Ir(III)cyclometallated alkynyl complexes for use as triplet light-emitting materials. The Ir(III)cyclometallated alkynyl complexes comprise at least one cyclometallating ligand and at least one alkynyl ligand bonded to the iridium. Also provided is an organic light emitting device comprising an anode, a cathode and an emissive layer between the anode and the cathode, wherein the emissive layer comprises a Ir(III)cyclometallated alkynyl complex as a triplet emitting material.

Abstract: There is provided a compound having Formula I In the formula: R1-4 are the same or different and are H, D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, deuterated aryl, or an electron-withdrawing group; R5 is H, D, alkyl, aryl, deuterated alkyl, or deuterated aryl; and R6-R9 are the same or different and are H, D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, or deuterated aryl. At least one of R1-4 is an electron-withdrawing group.

Abstract: Bis(tridentate) osmium(II) complexes containing phosphite groups useful as phosphorescent emitters are disclosed. The disclosed osmium(II) complexes have higher oxidation potential then previously known osmium(II) complexes. An organic light emitting device having an organic layer that includes the disclosed osmium(II) complex is also disclosed.

Abstract: Ir/Pt metal complexes, devices containing the Ir/Pt metal complexes, and methods of making such devices are described. The Ir/Pt metal complex includes a first Ir moiety and a first Pt moiety. The first Ir moiety can be an Ir(III) six-coordinated structure. The first Pt moiety can be a Pt(II) four-coordinated tetradentate structure. The devices can have layers that include the Ir/Pt metal complexes. The layers containing the Ir/Pt metal complexes can be made by a solution process.

Abstract: A compound comprising a ligand LA according to formula (I) as well as, a first device and a formulation including the same are disclosed. In the structure of formula (I): ring A is a 5- or 6-membered heteroaryl ring; X1 is C or N; RA is mono-, bi-, tri-, tetradentate, or unsubstituted; RA, R10, R11, R12, R13, R14, R15, R16, and R17 are independently selected from the group consisting of hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof, any adjacent substituents of RA, R10, R11, R12, R13, R14, R15, R16, and R17 are optionally joined to form a fused ring; the dashed lines represent bonds to a metal M; and metal M has an atomic number greater than 40.

Abstract: There is provided a compound having Formula I In the formula: R1 can be aryl, alkyl, silyl, or deuterated analogs thereof; R2 can be aryl, alkyl, silyl, or deuterated analogs thereof; R3 can be H, D, alkyl, silyl, deuterated alkyl, or deuterated silyl; and R4 is the same or different at each occurrence and is H, D, aryl, alkyl, silyl, deuterated aryl, deuterated alkyl, or deuterated silyl.

Abstract: The invention relates to a red phosphorescent compound represented by the following Formula (1) and an organic electroluminescent (EL) device using the same: wherein

Abstract: Novel iridium complexes containing phenylpyridine and pyridyl aza-benzo fused ligands are described. Iridium complexes containing aza-benzo fused ligands in which an aryl group is conjugated to the aza ring of the specific aza-dibenzofuran ring system results in the formation of yellow phosphorescent compounds with superior device stability and efficiency. These complexes are useful as light emitters when incorporated into OLEDs.

Abstract: An organometallic complex that increases an energy band gap between HOMO and triplet MLCT states, and enables highly efficient phospholuminescence and can be used for an organic electroluminescent device. The organometallic complex, which is suitably used for forming an organic layer of the organic electroluminescent device, provides a luminescence maximum emission in the wavelength range of 400-650 nm, and induces white electroluminescence when combined with green or red luminescent materials.

Abstract: The present invention relates to an organic electroluminescence device having high luminous efficiency (for example, external quantum efficiency) and high durability and causing little chromaticity shift after device deterioration. The present invention also relates to an organic electroluminescence device material comprising a substrate having thereon a pair of electrodes and at least one organic layer between the electrodes, the organic layer containing a light emitting layer, wherein the light emitting layer contains a metal complex having a group represented by formula (I).

Abstract: A method of making an osmium(II) complex having Formula I, L1-Os-L2, wherein L1 and L2 are independently a biscarbene tridentate ligand, wherein L1 and L2 can be same or different is disclosed. The method includes (a) reacting a precursor of ligand L1 with an osmium precursor to form an intermediate product, wherein the osmium precursor having the formula OsHx(PR3)y, wherein x is an integer from 2 to 6 and y is an integer from 2 to 5, and R is selected from the group consisting of aryl, alkyl and cycloalkyl; and (b) reacting a precursor of ligand L2 with said intermediate product.

Abstract: There is provided a compound having Formula I In the formula: Ar can be phenyl, biphenyl, or terphenyl, and can optionally have one or more substituents which can be D, alkyl, silyl, deuterated alkyl, or deuterated silyl; R1 can be alkyl, silyl, aryl, heteroaryl, deuterated alkyl, deuterated silyl, deuterated aryl, or deuterated heteroaryl; R2-R11 are the same or different and can be H, D, alkyl, silyl, deuterated alkyl, or deuterated silyl.

Abstract: Novel phosphorescent tetradentate platinum (II) compounds comprising a twisted aryl group are provided. Also provided are novel phosphorescent tetradentate platinum (II) compounds comprising an imidazo[1,2-f]phenanthridine moiety. The compounds may be used in organic light emitting devices to provide improved device efficiency, line shape and lifetime.