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Carbazole patents

      

This page is updated frequently with new Carbazole-related patent applications.




new patent Organic electroluminescent materials and devices
Is provided. In the structure of formula i, each one of x1 to x16 is independently crx or n; each rx and r are independently selected from the group consisting of hydrogen, deuterium, halogen, 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, carbazole, azacarbazole, dibenzofuran, dibenzothiophene, dibenzoselenophene, azadibenzofuran, azadibenzothiophene, azadibenzoselenophene, triphenylene, azatriphenylene, and combinations thereof; and any adjacent rx can join to form fused or unfused rings.

Phenylcarbazole-based compounds and fluorene-based compounds and organic light emitting device and flat panel display device comprising the same
Provided are an organic light emitting device including: a substrate; a first electrode; a second electrode; and an organic layer interposed between the first electrode and the second electrode and including an emission layer, wherein one of the first electrode and the second electrode is a reflective electrode and the other is a semitransparent or transparent electrode, and wherein the organic layer includes a layer having at least one of the compounds having at least one carbazole group, and a flat panel display device including the organic light emitting device. The organic light emitting device has low driving voltage, excellent current density, high brightness, excellent color purity, high efficiency, and long lifetime..
Samsung Display Co., Ltd.


Carbazole and carboline compounds for use in the diagnosis, treatment, alleviation or prevention of disorders associated with amyloid or amyloid-like proteins
The present invention relates to novel compounds that can be employed in the diagnosis, treatment, alleviation or prevention of a group of disorders and abnormalities associated with amyloid proteins and amyloid-like proteins, such as alzheimer's disease. Precursors for the preparation of the compounds according to the present invention are also provided..
Piramal Imaging Sa


Carbazole derivative, light-emitting element material and organic semiconductor material
An object is to provide a novel carbazole derivative that has an excellent carrier-transport property and can be suitably used for a transport layer or as a host material of a light-emitting element. Another object is to provide an organic semiconductor material and a light-emitting element material each using the carbazole derivative.
Semiconductor Energy Laboratory Co., Ltd.


Triphenylene-based fused biscarbazole derivative and use thereof
Wherein g1, g2, l1, l2, x1 to x8, m, and r1 to r3 are the same definition as described in the present invention.. .

Organic-electroluminescent-element material and organic electroluminescent elements using same
Disclosed are an organic electroluminescent device that is improved in luminous efficiency, sufficiently secures driving stability, and has a simple construction, and a material for an organic electroluminescent device to be used in the device. The material is a material for an organic electroluminescent device formed of a carborane compound having an indolocarbazole skeleton and one or two or more carborane groups each bonded thereto directly or through a divalent group.
Nippon Steel & Sumikin Chemical Co., Ltd.


Synthesis of mahanine and related compounds
Disclosed herein are methods of synthesizing mahanine and related compounds. The synthesis features an intramolecular aryl-alkyne isomerization, transition metal catalyzed cross-coupling and intramolecular carbazole forming reaction..
Georgetown University


Compounds and methods for treating cancers
Provided are carbazole and carbazole-like compounds (e.g., pyridoindole and pyrrolodipyridine compounds. The compounds can be used to selectively kill cancer cells.
Panacela Labs Llc


Tetradentate and octahedral metal complexes containing naphthyridinocarbazole and its analogues
Tetradentate and octahedral metal complexes suitable for use as phosphorescent or delayed fluorescent and phosphorescent emitters in display and lighting applications.. .
Arizona Board Of Regents On Behalf Of Arizona State University


Light-emitting element, light-emitting device, display device, electronic device, and lighting device
A light-emitting element having high emission efficiency is provided. A light-emitting element which has high emission efficiency without using a rare metal as a light-emitting material is provided.
Semiconductor Energy Laboratory Co., Ltd.


Organic-electroluminescent-element material and organic electroluminescent element using same

Disclosed are an organic electroluminescent device that is improved in luminous efficiency, sufficiently secures driving stability, and has a simple construction, and a material to be used in the device. The material is a material for an organic electroluminescent device formed of a carborane ring compound having a structure in which two indolocarbazole groups are each bonded to a carborane ring through an aromatic group.
Nippon Steel & Sumikin Chemical Co., Ltd.

Novel macrocycle with repeating trazole-carbazole units

Wherein r of formula (i) is selected from a group consisting of alkyl (for example, c6-c18), alkyl-substituted phenyl derivatives, and substituted glycol derivatives, among others, or a combination thereof, and r, r′ and r″ of formulas (ii) and (iii) are independently selected from a group consisting of alkyl (for example, c6 to c18), alkyl-substituted phenyl derivatives, and substituted glycol derivatives, or a combination thereof. The disclosure presents examples of thin films composed of the same as well as methods of binding anions from the same..

Organometallic complex, light-emitting element, light-emitting device, electronic device, and lighting device

Provided is an organometallic complex which emits light with a short wavelength and has high emission efficiency and high heat resistance. The organometallic complex includes a central metal; and a first ligand, a second ligand, a third ligand, and a fourth ligand which are coordinated to the central metal.
Semiconductor Energy Laboratory Co., Ltd.

Light-emitting element, light-emitting device, electronic device, and lighting device

A light-emitting element having a long lifetime is provided. A light-emitting element exhibiting high emission efficiency in a high luminance region is provided.
Semiconductor Energy Laboratory Co., Ltd.

Compound, light-emitting element, light-emitting device, electronic device, and lighting device

Provided is a novel substance that can be used in an element capable of emitting phosphorescence, a novel substance that contributes to high emission efficiency, or a novel substance that contributes to light emission with high color purity. A light-emitting element includes a pair of electrodes and an el layer between the pair of electrodes.
Semiconductor Energy Laboratory Co., Ltd.

Method to optimize crude slate for optimum hydrodesulfurization performance

Methods are provided for selecting optimal operating conditions for the hydrodesulfurization of a liquid hydrocarbon feed in a reactor. According to one aspect, a desired sulfur content of the product stream is selected.
Saudi Arabian Oil Company

Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device

Note that in the formula, a1 and a2 each independently represent any of a substituted or unsubstituted carbazole skeleton, a substituted or unsubstituted dibenzofuran skeleton, and a substituted or unsubstituted dibenzothiophen skeleton; b represents a substituted or unsubstituted dibenzo[f,h]quinoxaline skeleton; and ar represents an arene skeleton having 6 to 13 carbon atoms. A light-emitting element including the heterocyclic compound is provided..

Methods and compositions relating to optical super-resolution patterning

This disclosure provides methods for generating super-resolution patterns of molecules on substrates. In one aspect, disclosed herein is a method comprising contacting a plurality of transiently binding nucleic acid probes to their respective targets wherein the targets are immobilized on a substrate, detecting a binding event in a select region or set of select regions within a diffraction limited region of the substrate, and irradiating the diffraction limited region of the substrate, wherein the probes comprise a photocrosslinker.
President And Fellows Of Harvard College

Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device

In the general formula (g1), any one, two, or three of y1 to y4 in a ring a represent n atoms, and the rest of y1 to y4 represents ch. In the case where any two or three of the y1 to y4 are n atoms, the n atoms are not next to each other.

Process for the preparation of 6-chloro-2,3,4,9-tetrahydro-1h-carbazole-1-carboxamide and intermediates thereof

The invention relates to a novel process for the preparation of rac-6-chloro-2,3,4,9-tetrahydro-1h-carbazole-1-carboxamide (i) in pharmaceutically acceptable polymorphic form, through the conversion of a 3-bromo-2-oxo-cyclohexanecarboxylic acid alkyl ester into 6-chloro-2,3,4,9-tetrahydro-1h-carbazole-1-carboxylic acid alkyl ester, which in turn is processed to yield the final product.. .
Siena Biotech S.p.a.

Organic electroluminescent materials and devices

Indolocarbazole materials with substitution attached at specific positions and methods to synthesize the same are disclosed. The materials are used as hosts for improving performance of organic electroluminescence devices..
Universal Display Corporation

Organic electroluminescent materials and devices

Novel organic compounds containing indolocarbazole and fluorene moieties were disclosed in this application. These compounds are suitable for application in organic electroluminescent devices..
Universal Display Corporation

Organic electroluminescent materials and devices

Organic macrocyclic compounds with a ring including functional groups, such as carbazole units and several aromatic or heteroaromatic units, are disclosed in this application. The compounds are expected to improve oled performance..
Universal Display Corporation

Organic electroluminescent materials and devices

In the structure of formula i, z is selected from si and ge; xa and xb are independently selected from the group consisting of o, s, and se; the y and z atoms forming the six-membered rings in formula i, ga, and gb are each independently selected from c or n; each r1, r2, ra1, ra2, rb1, and rb2 is independently selected from a variety of substituents; at least one ra1 is la-aa; at least one rb1 is lb-ab; aa and ab are each independently selected from carbazole, dibenzofuran, dibenzothiophene, dibenzoselenophene, triphenylene, and nitrogen-substituted variants thereof, which are optionally further substituted; and la and lb are each independently an organic linker. Formulations and devices, such as an oleds, that include the compound of formula i are also described..

Neuroprotective compounds and use thereof

Provided herein are compositions and methods for reducing one or both of axonal degeneration and neuronal cell death associated with a disease or traumatic brain injury. An aminopropyl carbazole agent with potent neuroprotective properties is described.
University Of Iowa Research Foundation

Biscarbazole derivative and organic electroluminescent element using same

And an organic electroluminescence device in which a plurality of organic thin-film layers including a light emitting layer are disposed between a cathode and an anode, and at least one of the organic thin-film layers include the biscarbazole derivative. The organic electroluminescence device exhibits high emission efficiency and has a long lifetime.

Organic electroluminescent materials and devices

The invention discloses novel polyheteroaromatic compounds derived from indolocarbazole core structures. These compounds can be used as hosts for pholeds..
Universal Display Corporation

Organic electroluminescent materials and devices

Organic compounds consisting of indolo[321-jk]carbazole and carbazole are disclosed. The compounds are useful as host materials in oleds and can improve oled performance..
Univeral Display Corporation

Charge-transporting varnish

A charge-transporting varnish which contains a charge-transporting substance containing fluorine atoms, a charge-transporting substance containing no fluorine atoms, a dopant substance composed of a heteropolyacid, and an organic solvent. The charge-transporting substance containing fluorine atoms is a polymer which is obtained by condensing a triaryl amine compound, an arylaldehyde compound containing fluorine atoms, a fluorene derivative having a carbonyl group and a carbazole derivative having an alkyl group or an alkyl group containing an ether structure in the n-position, and which has a weight average molecular weight of 1,000-200,000.
Nissan Chemical Industries, Ltd.

Carbazole derivatives acting on 5-ht7 receptor

Disclosed are carbazole derivatives and pharmaceutically acceptable salts thereof that act on the 5-ht7 receptor. The carbazole derivatives and the pharmaceutically acceptable salts thereof have high binding affinities for the 5-ht7 serotonin receptor and antagonistic activities against the 5-ht7 serotonin receptor.
Korea Institute Of Science And Technology

Imaging beta-amyloid peptides aggregation

The present invention is in the field of pharmaceuticals and chemical industries. In particular, one aspect of the present invention relates to methods for labeling, imaging and detecting the beta-amyloid (aβ) peptides, oligomers, and fibrils in vitro and in vivo via magnetic resonance and florescence imaging by using modified carbazole-based fluorophores.
Hong Kong Baptist University

Biscarbazole derivatives and organic electroluminescence device employing the same

Provided are an organic electroluminescence device having high current efficiency and a long lifetime, and a biscarbazole derivative for realizing the device. The biscarbazole derivative has a specific substituent.
Idemitsu Kosan Co., Ltd.

Organic electroluminescent materials and devices

This invention discloses novel compounds containing carbazole and (or) dbx units, separated with polyaromatic spacers. These compounds can be used as hosts for pholeds..
Universal Display Corporation

Iridium complexes and organic electroluminescence device using the same

The present invention discloses an iridium complexes and the organic el device employing the iridium complexes as light emitting guest of emitting layer can display good performance like as lower driving voltage and power consumption, increasing efficiency and half-life time. Additional, the present invention provide the suitable emitting host (h1 to h6) to collocate with the energy level of iridium complexes for the present invention.
Luminescence Technology Corporation

Organic electroluminescent materials and devices

Novel compounds containing quinazoline are disclosed in this application. In these compounds, the quianzoline moiety is combined with additional aromatic groups such as dibenzothiophene, triphenylene and carbazole to provide superior properties for oled..
Universal Display Corporation

Diazacarbazole derivatives as tau-pet-ligands

The present invention relates to compounds that may be used for binding and imaging tau aggregates and related beta-sheet aggregates including, besides others, beta-amyloid aggregates or alpha-synuclein aggregates.. .
Hoffmann-la Roche Inc.

Carbazole compounds for in vivo imaging

The present invention concerns in vivo imaging and in particular in vivo imaging of translocator protein (tspo, formerly known as the peripheral benzodiazepine receptor). An indole-based in vivo imaging agent is provided that overcomes problems relating to known tspo-binding radiotracers.
Ge Healthcare Limited

Organic dyes, process for producing the same and use thereof

The present invention provides an organic dye, a process for producing the same and the use thereof. The organic dye has the structure of formula (i) or formula (ii).
Changchun Institute Of Applied Chemistry Chinese Academy Of Sciences

Carbazole derivative, material for organic electroluminescent element which comprises same, and organic electroluminescent element and electronic device each manufactured using same

Wherein at least two selected from b1 to b3 are represented by formula (2) and a, x1 to x4, l, n, y, and r1 to r8 are as defined in claim 1.. .

Light-blocking pigment composition and light-blocking member for display

Provided is a light-blocking pigment composition which has high insulation properties and a low dielectric constant and which can satisfy high optical density, and a light-blocking member for display, which contains the light-blocking pigment composition. When a pigment composition containing a benzimidazolone dioxazine-based pigment, a benzimidazolone-based pigment, and a carbazole dioxazine-based pigment in a specific ratio is used for a light-blocking member for display, since the light-blocking member has high insulation properties, a low dielectric constant, and high optical density, it is possible to provide a display having high light-blocking properties..
Dic Corporation

Carbazole-containing sulfonamides as cryptochrome modulators

The subject matter herein is directed to carbazole-containing sulfonamide derivatives and pharmaceutically acceptable salts or hydrates thereof of structural formula i wherein the variable r1, r2, r3, r4, r5, r6, r7, a, b, c′, d, e, f, g, h′, a, and b are accordingly described. Also provided are pharmaceutical compositions comprising the compounds of formula i to treat a cry-mediated disease or disorder, such as diabetes, obesity, metabolic syndrome, cushing's syndrome, and glaucoma..
Reset Therapeutics, Inc.

Carbazole carboxamide compounds

Disclosed are compounds of formula (i); and salts thereof, wherein: formula (ii); q is: r1 is —c(ch3)2oh, —nhc(=0)c(ch3)3, —n(ch3)2, or —ch2rd; r2 is ci or —ch3; r3 is h, f, or —ch3; ra is h or —ch3; rb is h, f, ci, or —och3 rc is h or f; and rd is —oh, —och3, —nhc(=0)ch3, or formula (iii), also disclosed are methods of using such compounds as inhibitors of bruton's tyrosine kinase (btk), and pharmaceutical compositions comprising such compounds. These compounds are useful in treating, preventing, or slowing the progression of diseases or disorders in a variety of therapeutic areas, such as autoimmune diseases and vascular disease..
Bristol-myers Squibb Company

Carbazole derivative, light-emitting element material, light-emitting element, light-emitting device, electronic device, and lighting device

A carbazole derivative represented by the general formula (1) is provided. In the formula, ar1 represents a substituted or unsubstituted aryl group having 6 to 10 carbon atoms which form a ring; α and β independently represent a substituted or unsubstituted arylene group having 6 to 12 carbon atoms which form a ring; r1 represents an alkyl group having 1 to 4 carbon atoms or a substituted or unsubstituted aryl group having 6 to 10 carbon atoms which form a ring; and r11 to r17 and r21 to r28 independently represent hydrogen, an alkyl group having 1 to 4 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 10 carbon atoms which form a ring..
Semiconductor Energy Laboratory Co., Ltd.

Photoelectric conversion device and fabrication method therefor

In order to form a photoelectric conversion layer of a photoelectric conversion element, mixed liquid including poly-[n-9′-heptadecanyl-2,7-carbazole-alt-5,5-(4′,7′-di-2-thienyl2′,1′,3′-benzothiadiazle)] as a p-type organic semiconductor material and a fullerene derivative as an n-type organic semiconductor material, which configure a bulk heterojunction are applied and dried. The dried substance is exposed in an atmosphere including vapor of a solvent that dissolves the p-type organic semiconductor material preferentially to the n-type organic semiconductor material..
Fujitsu Limited

Substituted tetrahydrocarbazole and carbazoles carboxamide compounds

R1 is f, cl, —cn, or —ch3; r2 is c1 or —ch3; r3 is —c(ch3)2oh or —ch2ch2oh; ra is h or —ch3; each rb is independently f, cl, —ch3, and/or —och3; and n is zero, 1, or 2. Also disclosed are methods of using such compounds as inhibitors of bruton's tyrosine kinase (btk), and pharmaceutical compositions comprising such compounds.

Light-emitting element, organic compound, light-emitting device, electronic device, and lighting device

In the formula, n represents any of 0 to 3, m represents 1 or 2, a represents a single bond, or a substituted or unsubstituted arylene group having 6 to 13 carbon atoms, b represents a ring having a substituted or unsubstituted dibenzofuran skeleton, a substituted or unsubstituted dibenzothiophene skeleton, or a substituted or unsubstituted carbazole skeleton, and each of r1 to r14 independently represents any of hydrogen, a substituted or unsubstituted alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted cycloalkyl group having 5 to 7 carbon atoms, and a substituted or unsubstituted aryl group having 6 to 13 carbon atoms.. .

Carbazole compound, material for organic electroluminescent device, and organic electroluminescent device

The carbazole compound may improve the emission efficiency of the organic electroluminescent device.. .

Luminescent compound and electroluminescent device exhibiting thermally activated delayed fluorescence

A chemical compound is provided having a structure that includes at least one donor moiety covalently bonded to at least one acceptor moiety. For example, the compound may include an indolocarbazole moiety covalently bonded to at least one furylpyridine moiety.
Massachusetts Institute Of Technology

Enantiomeric separation and purification of 2,3,4,9-tetrahydro-1h-carbazole-4-carboxylic acid amide derivatives

A method for the purification of cyclic indole compounds that provides advantages over previously-known methods. Using the method of the present invention allows for the facile preparation of a good quality solid form of these compounds..
Ge Healthcare Limited

Delayed fluorescence compound, and organic light emitting diode and display device using the same

Embodiments relate to a delayed fluorescence compound and a display device including the delayed fluorescence compound. The delayed fluorescence compound includes an electron acceptor moiety of benzo[4,5]thieno[2,3-b]quinoxaline and at least one electron donor moiety covalently bonded to the electron acceptor moiety.
Lg Display Co., Ltd

Organic light emitting device and display device having the same

An organic light emitting device including a first electrode, a hole transport region on the first electrode, a light emission layer on the hole transport region, a buffer layer on the light emission layer, an electron transport region on the buffer layer, and a second electrode on the electron transport region. The buffer layer includes at least one selected from the group consisting of a carbazole derivative, a phenanthroline derivative, a triazole derivative, and a quinolinolato-based metal complex..
Samsung Display Co., Ltd.

Space-through charge transfer compound, and organic light emitting diode and display device using the same

Discussed is a space-through charge transfer compound including a paracyclophane core, an electron donor moiety selected from the group consisting of carbazole and diphenyl amine, and an electron acceptor moiety selected from the group consisting of pyrimidine, diphenyltriazine, and triazole. The electron donor moiety and the electron acceptor moiety are indirectly or directly combined to the paracyclophane core with or without a linker, respectively..
Lg Display Co., Ltd.



Carbazole topics:
  • Organic Electroluminescence
  • Transport Layer
  • Semiconductor Device
  • Semiconductor
  • Novolac Resin
  • Semiconductor Substrate
  • Hydrocarbon
  • Alkyl Group
  • Transferase
  • Tryptophan
  • Parasitic Disease
  • Proliferative
  • Infectious
  • Parasitic Diseases
  • Heavy Metal


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    This listing is a sample listing of patent applications related to Carbazole for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Carbazole with additional patents listed. Browse our RSS directory or Search for other possible listings.


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