Abstract: Organometallic compounds comprising an imidazole carbene ligand having a N-containing ring fused to the imidazole ring are provided. In particular, the N-containing ring fused to the imidazole ring may contain one nitrogen atom or more than one nitrogen atom. These compounds may demonstrate high photoluminescent (PL) efficiency, Gaussian emission spectra, and/or short excited state lifetimes. These materials may be especially useful as blue phosphorescent emitters.

Abstract: The invention relates to a series of novel chiral nitrogen-phosphorus ligands of formulae (Ia) and (Ib): wherein R1-R3 and X are as defined herein. The invention also relates to chiral metal complexes prepared with these chiral nitrogen-phosphorus ligands. The chiral metal complexes are useful as catalysts for carrying out asymmetric hydrogenation.

Abstract: An organic light-emitting device including an iridium complex represented by Formula 1:

Abstract: Process for preparing cyclometallated transition metal-carbene complexes comprising at least one carbene ligand, which comprises reacting a ligand precursor with a base, an auxiliary reagent and a metal complex comprising at least one metal M1 (route A) or reacting the ligand precursor with a basic auxiliary reagent and a metal complex comprising at least one metal M1 (route B). The present invention further relates to the use of an auxiliary reagent selected from among salts comprising at least one metal selected from the group consisting of Ag, Hg, Sb, Mg, B and Al together with a base in a process for preparing cyclometallated metal complexes.

Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.

Abstract: A compound comprising a ligand LA selected from: as well as, devices and formulations containing the compound are disclosed. In the compounds, X1-X6, are CH or N; Y1-Y12 are independently selected from CH, N, and C-APR1?R1?; when present, exactly one of Y1 through Y12 is C-APR1?R1? in LA8; A is selected from a single bond, —CRARB—, —NRA—, —O—, —S— and —SiRARB—; and R, R1?, R1?, R2, R3, RA, and RB are each independently a substitutent selected from hydrogen, deuterium, alkyl, cycloalkyl, aryl, and weight of at least 40.

Abstract: Heteroleptic light emitting complexes having the general formula M(L1)n(L2)m, wherein a) L1 has the formula E1-E2, wherein E1 is a 6-membered heteroaryl ring bound to the metal atom M by a dative bond and containing at least one donor hetero atom and E2 is bound to the metal atom by covalent or dative bonds and is selected from the group consisting of substituted or unsubstituted C5-C30 aryl and substituted or un-substituted C2-C30 heteroaryl groups, b) ligand L2 is selected from the group consisting of 1-(2,6 disubstituted phenyl)-2-phenyl-1H-imidazole ligands or 5-(2,6 disubstituted phenyl)-1-phenyl-1H-pyrazole ligands, and c) M is a non-radioactive transition metal with an atomic number of at least 40 and the sum of m and n is equal to half of the bond valency of metal M

Abstract: A nanostructure comprising at least one metal nanowire comprising at least one surface, and at least one surface modifier disposed on the at least one surface, the at least one surface modifier comprising at least one linkage component, at least one nanowire binding moiety bonded to the at least one linkage component, and at least one surface modifying moiety also bonded to the at least one linkage component, where the at least one nanowire binding moiety is bonded to the at least one surface.

Abstract: A novel bidentate ligand of general formula (I) is described together with a process for the carbonylation of ethylenically unsaturated compounds. The group X1 may be defined as a univalent hydrocarbyl radical of up to 30 atoms containing at least one nitrogen atom having a pKb in dilute aqueous solution at 18° C. of between 4 and 14 wherein the said at least one nitrogen atom is separated from the Q2 atom by between 1 and 3 carbon atoms. The group X2 is defined as X1, X3 or X4 or represents a univalent radical of up to 30 atoms having at least one primary, secondary or aromatic ring carbon atom wherein each said univalent radical is joined via said at least one primary, secondary or aromatic ring carbon atom(s) respectively to the respective atom Q2. Q1 and Q2 each independently represent phosphorus, arsenic or antimony.

Abstract: A compound having an ancillary ligand L1 having the formula: Formula I is disclosed. The ligand L1 is coordinated to a metal M having an atomic number greater than 40, and two adjacent substituents are optionally joined to form into a ring. Such compound is suitable for use as emitters in organic light emitting devices.

Abstract: An optoelectronic materials for OLED is represented by formula (I): wherein R1 is selected from a group consisting of formulas (II)-(VI): wherein R2 and R3 are identical and selected from a group consisting of formula (VII) and formula (VIII): The optoelectronic materials possesses superior luminescent performance and thermal stability and is suitable to be a new type of ambipolar materials for OLED elements.

Abstract: A process for the manufacture of heteroleptic complexes of a transition metal M having the general formula [M(L)nL?] wherein M is Ir, Rh, Pt or Pd and n is 2 for M=Ir or Rh and n is 1 for M=Pt or Pd and L is a bidentate cyclometallated ligand coordinated to the metal M through covalent metal-C and dative donor-atom-metal bonds, by reacting a halo-bridged dimer of general formula [LnM(?-X)2)MLn] with a bidentate ligand compound of formula L?-H or a halo-bridged dimer of general formula [L?nM(?-X)2) -ML?n] with a ligand compound of formula L-H where (?-X) represents a bridging halide in a solvent mixture of an organic solvent and water comprising more than 25 vol % of water at a temperature of from 50 to 260° C. in the presence of from 0 to 5 molar equivalents relative to the number of moles of halide X-ion introduced into the reaction mixture through the halo-bridged dimer of a scavenger for halide X-ion and in the presence of from 0 to 0.

Abstract: An organometallic compound represented by Formula 1 below is disclosed. An organic light-emitting device including at least one organometallic compound represented by Formula 1 is also disclosed.

Abstract: The present application provides, among other things, compounds and methods for metathesis reactions. In some embodiments, provided compounds promote highly efficient and highly Z-selective metathesis. In some embodiments, provided compounds and methods are particularly useful for producing allyl alcohols. In some embodiments, provided compounds have the structure of formula I. In some embodiments, provided compounds comprise ruthenium, and a ligand bonded to ruthenium through a sulfur atom.

Abstract: Provided are an iridium complex represented by Formula 1 below and an organic light-emitting device including the same. Descriptions of substituents of Formula 1 are the same as described in the detailed description of the present specification.

Abstract: The present invention relates inter alia to novel organic metal complexes comprising, e.g., platinum and specific side groups, their preparation and their use in electronic devices.

Abstract: Multidentate metal complexes useful as phosphorescent emitters in display and lighting applications having the following structures:

Abstract: Organo-metallic complexes for opto-electronic and sensory devices and their use in such devices are provided. The organo-metallic complex (triplet emitter) consists of a metal center and chelate ligands. At least one of chelate ligands comprises an aromatic or fused aromatic ring(s). Each ligand is covalently substituted with at least one, preferably two charge transport groups (ctg). The metal center can be coordinated by a spectator ligand. Presence of two ctgs at each ligand is advantageous for applications in organic light emitting diodes (OLEDs). Charge transport units facilitate hole and/or electron transport to the molecular center and allow for efficient exciton formation directly on the complex. Presence of ctgs on each ligand provides a good shielding with respect to interactions with the environment. Emission quenching is strongly reduced and materials with high emission quantum yields are obtained.

Abstract: A method is provided for forming a zeolitic imidazolate framework composition using at least one reactant that is relatively insoluble in the reaction medium. Also provided herein is a material made according to the method, designated as EMM-19, and a method of using EMM-19 to adsorb gases, such as carbon dioxide.

Abstract: An iridium complex having at least two 2-(thiophen-2-yl)quinolone ligands is provided. The iridium complex of the present invention may be configured as host material or dopant in organic light emitting diode devices. The optoelectronic element of the present invention is provided with advantages such as high efficiency, high brightness, high color saturation and good thermal and chemical stability so as to improve the performance of organic light emitting diode devices.

Abstract: The present invention relates inter alia to a new class of metal complexes comprising 1,2,3-triazoles having improved solubility and enhanced electro-optical properties. The present invention further relates to the preparation and use of these compounds.

Abstract: An object is to provide a novel organometallic complex that has a broader emission spectrum in the wavelength range of green to blue. Other objects are to provide a light-emitting element using the organometallic complex, and a light-emitting device, an electronic device, and a lighting device each using the light-emitting element. Provided is an organometallic complex represented by a general formula (G1). Represented by the general formula (G1) is a novel organometallic complex that exhibits a broad emission spectrum in the wavelength range of green to blue. Further provided are a light-emitting element using the organometallic complex, and a light-emitting device, an electronic device, and a lighting device each using the light-emitting element.

Abstract: An organometallic compound, an organic light-emitting device including the same, and a method of manufacturing organic light-emitting device, the organometallic compound being represented by Formula 1, below:

Abstract: The present application discloses complexes useful as catalysts for organic chemical synthesis including hydrogenation and dehydrogenation of unsaturated compounds or dehydrogenation of substrates. The range of hydrogenation substrate compounds includes esters, lactones, oils and fats, resulting in alcohols, diols, and triols as reaction products. The catalysts of current application can be used to catalyze a hydrogenation reaction under solvent free conditions. The present catalysts also allow the hydrogenation to proceed without added base, and it can be used in place of the conventional reduction methods employing hydrides of the main-group elements. Furthermore, the catalysts of the present application can catalyze a dehydrogenation reaction under homogenous and/or acceptorless conditions. As such, the catalysts provided herein can be useful in substantially reducing cost and improving the environmental profile of manufacturing processes for variety of chemicals.

Abstract: Described herein are platinum and palladium compounds with geometrically distorted charge transfer state, applications and methods for the preparation thereof. The platinum and/or palladium compounds described herein are capable of emitting light and can be used in light emitting devices.

Abstract: The present application provides, among other things, novel compounds and methods for metathesis reactions. In some embodiments, a provided compound has the structure of formula I. In some embodiments, the present invention provides methods for preparing a compound of formula I. In some embodiments, the present invention provides metathesis methods comprising providing a compound of formula I.

Abstract: Compositions and methods comprising metal organic frameworks (MOFs) and related uses are generally provided. In some embodiments, an MOF comprises a plurality of metal ions, each coordinated with at least one ligand comprising at least two unsaturated N-heterocyclic aromatic groups arranged about an organic core. In some embodiments, an MOF may be used in applications related to water adsorption.

Abstract: This invention relates generally to olefin metathesis, more particularly, to tri- or tetra-substituted imidazolinium salts which are precursors to N-heterocyclic carbene (NHC) ligands with tri- or tetra-substituted imidazolinium rings, organometallic ruthenium complexes comprising gem di-substituted imidazolinium NHC ligands, organometallic ruthenium complexes comprising tri- or tetra-substituted imidazolinium NHC ligands, and to olefin metathesis methods using them. The catalysts and methods of the invention have utility in the fields of catalysis, organic synthesis, and industrial chemistry.

Abstract: The present invention is to provide an iridium complex compound, which is soluble in an organic solvent, which can be stored for long periods without reprecipitation thereof and which secures a low driving voltage and a high luminescent efficiency of an organic electroluminescent element produced using the compound, to provide an organic electroluminescent element containing the compound and to provide a display and a lighting using the organic electroluminescent element. The present invention relates to the iridium complex compound having a specific chemical structure. Further, the invention also relates to the organic electroluminescent element produced using the compound, which requires a low operating voltage and has a long operating lifetime.

Abstract: Imidazo[1,2-f]phenanthridine compounds are provided. The compounds have a twisted aryl moiety further substituted by alkyl having four or more atoms. The compounds may be used in organic light emitting devices, particularly as emissive dopants, providing devices with improved efficiency, stability, and manufacturing. In particular, the compounds provided herein may be used in blue devices having high efficiency.

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.

Abstract: An organic electroluminescent element having high durability can be provided by using a compound represented by the following general formula (1), wherein: Z1 to Z4 each represent a carbon atom or a nitrogen atom; A1 represents an atomic group which is combined with Z1 and a nitrogen atom to form a 5- or 6-membered hetero ring; B1 represents an atomic group which is combined with Z2 and a carbon atom to form a 5- or 6-membered ring; C1 represents an atomic group which is combined with Z3 and a nitrogen atom to form a 5- or 6-membered hetero ring; D1 represents an atomic group which is combined with Z4 and a carbon atom to form a 5- or 6-membered ring; n represents 1 or 2; L represents a single bond or a linking group; and G represents a fused ring with 3 or more rings.

Abstract: The transition metal complex is represented by Formula (1) [where M represents a transition metal element; K and L each represent a monodentate or bidentate ligand; m and o each represent an integer from 0 to 5; n represents an integer from 1 to 3; X, Y, R1, R2, and R4 each represent a hydrogen atom, alkyl, cycloalkyl, heterocycloalkyl, aryl, heteroaryl, aralkyl, alkenyl, alkynyl, or alkoxy; R3 represents a hydrogen atom, alkyl, cycloalkyl, heterocycloalkyl, aryl, aralkyl, heteroaryl, alkenyl, alkynyl, aryloxy, or alkoxy having two or more carbon atoms; and A represents alkyl, cycloalkyl, heterocycloalkyl, aryl, heteroaryl, aralkyl, alkenyl, alkynyl, or alkoxy].

Abstract: An organic electroluminescent compound containing Iridium, preparation method thereof and an organic electroluminescent device are disclosed. The compound is represented by the structure (2), wherein, R is C1˜C4 alkyl. The structure of the compound contains bipyridine ligand, also carries alkoxy group and fluorine atom, which improves its carrier injection and transfer ability, and increases its internal quantum efficiency and electroluminescent efficiency. Furthermore, the compound uses strong field ligand 2-pyridine carboxylic acid as assistant ligand, which causes an effective blue shift of its emission spectrum and increases light-emitting efficiency of blue light phosphorescence greatly.

Abstract: A method of making ligands for producing novel heteroleptic iridium complexes is provided. The method includes reacting the condensation product of an aryl 1,2-diamine and an aryl aldehyde with manganese dioxide in a solvent. The novel iridium complexes produced using the ligands are useful compounds in OLED devices.

Abstract: The present invention relates to oxadiazole metallic complexes. More specifically it relates to the synthesis and electronic and opto-electronic applications of oxadiazole metallic complexes having a general Formula I, wherein each of variables is defined herein.

Abstract: The invention relates to di-aryl, di-heteroaryl or aryl-heteroaryl azaallyl compounds that are useful as chelates for metals.

Abstract: Phosphorescent materials and devices with improved device manufacturing, fabrication, stability, efficiency, and/or color is disclosed.

Abstract: Novel iridium-based Ir(III) luminescent complexes, conjugates comprising these complexes as a label and their application, for example in the electrochemiluminescence based detection of an analyte.

Abstract: An iridium complex which has a phenylpyridine bidentate ligand containing a group represented by the following general formula (A): wherein X represents a cyano group or a halogenated alkyl group; L represents a single bond or a divalent linking group; R represents a substituent; n represents an integer of 0 to 4; * represents a binding site to a phenylpyridine bidentate ligand.

Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.

Abstract: The present invention relates inter alia to novel compositions, compounds and formulations of multi-charged organic cations or anions having a functional organic group or a non-functional organic group. The present invention further relates to devices comprising the these compositions, compounds or formulations.

Abstract: A composition contains (A) a hydrosilylation reaction catalyst and (B) an aliphatically unsaturated compound having an average, per molecule, of one or more aliphatically unsaturated organic groups capable of undergoing hydrosilylation reaction. The composition is capable of reacting via hydrosilylation reaction to form a reaction product, such as a silane, a gum, a gel, a rubber, or a resin. Ingredient (A) contains a metal-ligand complex that can be prepared by a method including reacting a metal precursor and a ligand.

Abstract: A platinum (II) complex of general formula (II), in which Ar1 is a 1,2-diazole ring, Ar2 is a pyridine ring, and Ar3 is a phenyl ring. Ar1, Ar2, and Ar3 together form a tridentate ligand coordinated to the platinum through atoms X, Y, and Z, respectively, and X, Y, and Z are independently carbon or nitrogen. V represents O, S, N, C, P, or Si, and W is an anion. In some cases, Ar3 is an anion and Ar1 and Ar2 are neutral; in other cases, Ar1 and Ar3 are neutral and Ar2 is an anion. The complexes emit in the UV to near IR range and are useful as emitters for organic light emitting devices.

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: A dendrimer compound characterized by comprising a core represented by the following formula (1-1), (1-2), (1-3), or (1-4) and at least one kind of dendritic structure selected among dendritic structures represented by the following formulae (3) and (4).

Abstract: A metal iridium complexes, devices containing the same, and formulations including the same described.

Abstract: A compound according to the present invention is represented by the general formula (1): as defined herein. This makes it possible to provide (i) a novel compound that exhibits a practically sufficient light-emitting property not only in a case where the novel compound is used as a luminescent dopant, but also in a case where the novel compound is used solely, and (ii) use of the novel compound.

Abstract: A compound that is effective as a diagnostic imaging probe that targets amyloid including is represented by the following formula (1), or salt thereof: wherein R1 is a radioactive halogen substituent, A1 and A2 independently represent CH or N. A diagnostic agent for Alzheimer's disease includes the compound represented by the above formula or a salt thereof. The above compound and the above diagnostic agent for Alzheimer's disease transfer into brain after administration, and indicate good accumulation on amyloid deposited in the brain.

Abstract: A composition contains (A) a hydrosilylation reaction catalyst and (B) an aliphatically unsaturated compound having an average, per molecule, of one or more aliphatically unsaturated organic groups capable of undergoing hydrosilylation reaction. The composition is capable of reacting via hydrosilylation reaction to form a reaction product, such as a silane, a gum, a gel, a rubber, or a resin. Ingredient (A) contains a metal-ligand complex that can be prepared by a method including reacting a metal precursor and a ligand.