117results about "Palladium organic compounds" patented technology

Provided is a compound including a first ligand LA of Formula IIn Formula I, ring C is a 5- or 6-membered ring; each of X1 to X8 is C or N; one of X1 to X4 is C and is connected to ring C, and one of X1 to X4 is N and is coordinated to a metal M; Y is a divalent linker; K is a direct bond, O, or S; each R′, R″, RA, RB, and RC is hydrogen or a general substituent; at least one of RA or RB comprises an electron-withdrawing group; at least one of RB is a cyclic group; and metal M is selected from Os, Ir, Pd, Pt, Cu, Ag, and Au. Formulations, devices, and consumer products comprising the compound are also disclosed.

The invention relates to organic electroluminescent materials and devices. There is provided a compound having a first ligand LA having a structure of Formula I wherein consecutive two of X1 to X8 are C and bonded to the structure of Formula II in Formula I, Part A is a monocyclic or polycyclic fused ring system; each of Z1 to Z2 and X1 to X12 is C or N; each of Y1 and Y2 is a linking group; k is a direct bond or a linking group; each substituent is hydrogen or a universal substituent as defined herein; and LA is coordinated with the metal M. Also provided is a compound having the formula Ir (LA *) x (LB *) y (LC *) z as defined herein. Formulations, OLEDs and consumer products containing these compounds are further provided.

The invention relates to organic electroluminescent materials and devices. An organometallic compound is provided comprising a platinum or palladium atom as a central metal atom coordinated by a tetradentate ligand. Formulations comprising these organometallic compounds are also provided. Further provided are organic light emitting devices (OLED) and related consumer products utilizing these organometallic compounds.

Provided are organometallic compounds of of Formula I:Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

Provided is a compound having a first ligand LA comprising a structure of Formula I,In Formula I, each of moiety A and moiety B is a monocyclic ring or a polycyclic fused ring system; moiety C is a monocyclic ring; K is a direct bond or a linking group; X is C or a heteroatom; Z1 and Z2 can be C or N; each R1, RA, RB, and RC is hydrogen or a General Substituent defined herein; and LA is coordinated to a metal M. Formulations, OLEDs, and consumer products containing the compound are also provided.

The invention relates to ylide-functionalized phosphane ligands, the production of same and use in transition metal compounds, as well as the use of same as catalysts in organic reactions.

The present application relates to the technical field of electronic materials, and in particular to a metal palladium complex and an organic electroluminescent device. The present application provides a metal palladium complex having a structure as shown in formula 1: [Formula 1]. The metal palladium complex provided by the present application has excellent photoluminescent and electroluminescent properties, and a manufactured luminescent device has long service life and high luminous efficiency.

This invention provides a cyclic palladium dimer, its preparation method, and its applications, belonging to the field of optoelectronic materials technology. The cyclic palladium dimer provided by this invention can be used as a novel phosphorescent material in organic light-emitting diodes (OLEDs), addressing the shortcomings of existing phosphorescent materials and offering new insights into the design of phosphorescent material structures using Pd metal.

The present invention relates to novel ligands of formula 1, their metal complexes and their use for catalytic purposes. In Formula 1, R1 is alkyl, perfluoroalkyl, aryl, or cycloalkyl, each of which is unsubstituted or substituted with cyano, sulfonyl: -SO2-R10 (R10 = C1-C5 alkyl, C5-C6 cycloalkyl, C5-C10 aryl, each of which is unsubstituted or substituted with C1-C4 alkyl or C1-C4 perfluoroalkyl), or silyl: Si(R20R30R40) (R20, R30, and R40 are, independently of one another, C1-C6 alkyl or C5-C10 aryl, each of which is unsubstituted or substituted with C1-C4 alkyl); R2 is alkyl, cycloalkyl, adamantyl, or aryl, each of which is substituted or unsubstituted; and R3, R4, and R5 are alkyl, cycloalkyl, or aryl. R3 and R6, and / or R4 and R7, and / or R5 and R8 together form an alkyl bridge or alkyl ether bridge which, together with the nitrogen atom to which they are attached, forms a heterocyclyl ring; R6, R7, and R8 are alkyl or aryl which are unsubstituted or substituted, or which, individually or collectively, form a heterocyclyl ring with R3, R4, or R5 and the nitrogen atom to which they are attached; and m, n, and o are 0 or 1, provided that at least one of m, n, and o is 1.

A compound having a first ligand LA that includes a structure of Formula I, is provided. In Formula I, ring A and ring B are each 5- or 6-membered rings; K is a single bond or a linker; each of X1 to X7 is C or N; each RA, RB, and RC is hydrogen or a General Substituent defined herein; if ring C is a 5-membered ring, at least one of X1 and X2 is N; and if ring C is a 6-membered ring, the one of the following conditions is true: (1) Ring A comprises a structure of Formula II, or (2) Ring A comprises a structure of Formula III, where Y is a linker. Formulations, OLEDs, and consumer products containing the compound are also provided.

The present invention provides an organometallic compound, a light-emitting element containing the same, and an electronic device including the light-emitting element. [Solution] An organometallic compound represented by the following chemical formula 1, a light-emitting element containing the organometallic compound, and an electronic device containing the light-emitting element: TIFF2026090230000075.tif120169

The present invention provides a metal platinum (II) and palladium (II) complex, an organic light-emitting device and a display or lighting apparatus, wherein a structure of the metal platinum (II) and palladium (II) complex is as shown in the following formula (I). A cyclometalated platinum (II) and palladium (II) complex based on a tetradentate ligand according to the present invention contains molecules having relatively strong rigidity, can effectively inhibit non-radiative transition generated by molecular vibration, and has relatively high quantum efficiency and luminous intensity. Meanwhile, a tetradentate phosphorescent metal complex of the present invention is a novel parent nucleus structure, which may be developed into a series of efficient phosphorescent metal platinum complexes. The present invention has excellent application prospects in the fields of OLED display and lighting and the like, especially in the field of light-emitting layer materials.

The invention relates to organic electroluminescent materials and devices. The present invention provides a transition metal compound having a 1, 2, 3-triazine. Formulations comprising these transition metal compounds having 1, 2, 3-triazine are also provided. Also provided are OLEDs and related consumer products that utilize these transition metal compounds having 1, 2, 3-triazine.

Tetradentate and octahedral metal complexes suitable for use as phosphorescent or delayed fluorescent and phosphorescent emitters in display and lighting applications.

Disclosed in the present invention are a helical-chiral tetradentate cyclometalated platinum (II) and palladium (II) complex circularly polarized light-emitting material based on phenyl-benzimidazole and a derivative thereof, and a use. The helical-chiral metal complex molecule can, by means of a central chiral segment La in a tetradentate ligand, autonomously induce the whole tetradentate ligand to coordinate with metal ions in a small steric hindrance manner to form an optically pure helical-chiral metal complex circularly polarized light-emitting material. The helical-chiral metal complex circularly polarized light-emitting material does not require chiral resolution, has high chemical stability and thermal stability, and has important applications in circularly polarized light-emitting elements.

The application discloses a flexible mono-arylmethyl alpha-diimine palladium (II) catalyst and application thereof in catalytic polymerization of ethylene. The catalyst has 1,2-acenaphthene and 2,3-butanedione as a core skeleton, and successfully realizes high branching degree and wide molecular weight adjustment of polyethylene by skillfully introducing a flexible mono-arylmethyl structure. The catalyst has significant polymerization activity, which is between 1.6 and 15.1*10 4 g / (mol Pd·h). Compared with traditional rigid ortho-aryl and ortho-di-arylmethyl Pd(II) catalysts, the flexible catalyst can significantly improve the branching density, and provides a highly flexible means for adjusting the viscosity of PAO lubricating oil base oil. In the copolymerization reaction of ethylene and methacrylic acid, the flexible catalyst also exhibits excellent performance, which is superior to rigid counterparts in promoting MA insertion, and further verifies the broad application prospect of the flexible catalyst in synthesis of polar functionalized polyethylene.

Provided are organometallic compounds comprising a 6-membered aromatic ring to which a 5-membered ring is fused and which is further linked via a direct bond to another 5-membered ring. Also provided are formulations comprising these organometallic compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these organometallic compounds.

The invention relates to organic electroluminescent materials and devices. A compound having a first ligand LA of Formula I is provided. In Formula I, Part A is a polycyclic fused ring system wherein each ring of the polycyclic fused ring system is independently a 5-to 10-membered carbocyclic or heterocyclic ring and at least one of (i) RA comprises a non-aromatic heterocyclic ring AH, or (ii) two RAs are joined to form a non-aromatic heterocyclic ring A 'fused to Part A wherein the non-aromatic heterocyclic ring comprises at least one O, S or N ring atom. Formulations, OLEDs, and consumer products containing the compounds are also provided.

The invention relates to organic electroluminescent materials and devices. Organometallic compounds comprising a central metal atom and a ligand that is at least bidentate and comprises at least three aromatic 6-membered rings fused together are provided. Formulations comprising these organometallic compounds are also provided. Organic light emitting devices (OLED) and related consumer products utilizing these organometallic compounds are also provided.

A compound including a first ligand LA of Formula I,is provided. In Formula I, moiety A is a monocyclic ring or a polycyclic fused ring system; moiety B is a polycyclic fused ring system having at least three rings; each of Z1 to Z4 is C or N; K is a direct bond or a linking group; each R substituent is hydrogen or a General Substituent defined herein; at least one RA includes a non-aromatic polycyclic group; LA is coordinated to a metal M; Z1 forms a dative bond with M; and Z2 forms an anionic bond to K. Formulations, OLEDs, and consumer products containing the compound are also provided.

The invention relates to the technical field of luminescent materials, in particular to a blue light metal palladium complex and application thereof. The blue light metal palladium complex provided by the invention has a structure as shown in a formula (1), and when the blue light metal palladium complex is applied to the organic electroluminescent device, blue light can be emitted, and the organic electroluminescent device can have relatively high current efficiency.

Compounds of General Formula I may harvest electrogenerated excitons via metal-assisted delayed fluorescence (MADF). The compounds have utility in light emitting diodes and light emitting devices.

Provided are a light-emitting device including an organometallic compound represented by Formula 1, as described herein, an electronic device and electronic equipment including the light-emitting device, and an organometallic compound represented by Formula 1. Formula 1

The present disclosure provides N-heterocyclic carbene ligands, catalyst complexes thereof, and methods using same. The present disclosure further provides synthetic methods of preparing the N-heterocyclic carbene ligands and catalyst complexes disclosed herein.

The invention discloses an internal functionalized dynamic self-adaptive cage based on sandwich type metal clusters and a preparation method of the internal functionalized dynamic self-adaptive cage, and belongs to the technical field of compound synthesis. The preparation method comprises the following steps: refluxing a hexaalkyl-substituted trimerization bromide compound, imidazole, cesium carbonate and cuprous iodide in a solvent in a dark place, and carrying out a substitution reaction to prepare an imidazole base plate; the preparation method comprises the following steps: heating and refluxing an imidazole base plate and allyl bromide in a solvent, concentrating and precipitating to obtain a solid, and reacting the solid with NH4BF4 to prepare tri-imidazolium salt; the preparation method comprises the following steps: refluxing triimidazolium salt, a nonmetal simple substance and potassium carbonate in a solvent to prepare a ligand; and mixing and stirring the ligand solution and the sandwich type organic metal cluster complex solution to prepare the sandwich type organic metal cluster complex. The invention develops a coordination cage with an aliphatic characteristic cavity, a flexible aliphatic unit in the cavity can be adaptively deformed according to the shape and size of an object, strong affinity is generated in the object combination process, and a thought is provided for developing a function-oriented supramolecular system.

A process for polymerizing ethylene and one or more polar comonomers and optionally one or more (C3-C12) alpha-olefins and optionally an aluminum compound in the presence of a catalyst system in a high pressure reactor at a pressure of greater than 1000 barg and a temperature of greater than 100 DEG C to form an ethylene-based copolymer, wherein the catalyst system comprises a transition metal catalyst.

A light-emitting device includes a first electrode, a second electrode opposite to the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and an organometallic compound represented by Formula 1. In addition, there are provided an electronic apparatus and electronic equipment each including the light-emitting device, and the organometallic compound represented by Formula 1.

Provided are organometallic compounds. Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

An object of the present invention is to provide a novel method for producing an α-fluoroacrylic acid ester compound. This problem is solved by a method for producing a compound represented by formula (1), wherein R1 and R2 are identical or different, and each represents an alkyl group or the like; and R3 is an alkyl group or the like, the method comprising step A of reacting a compound represented by formula (2) with R3-OH (3) and carbon monoxide in the presence of palladium, a double bond-containing compound (α), a diphosphine compound (β), and a base, to obtain the compound represented by formula (1) above.