Abstract: The present invention provides a compound of formula The compound of formula (1) is suitable for use as semiconducting material, in particular in electronic devices.

Abstract: Provided are a fine-particulate organic semiconductor material, a thin organic semiconductor film and an organic transistor. The fine-particulate organic semiconductor material is in a form of fine particles and is usable as an organic semiconductor material. The fine particles are fine thermotropic liquid crystal particles that undergo a phase transition into a liquid crystal state when heated to a temperature of from 50° C. to 350° C. The fine-particulate organic semiconductor material can easily and uniformly form the thin organic semiconductor film over a large area by a film printing process or a dispersion coating process. The thin organic semiconductor film has high electron mobility and high ON/OFF value.

Abstract: The invention relates to compounds of the formula (I) in which Y1 and Y2 are each O or, respectively, NRa or NRb, where Ra and Rb are each H or organyl; Z1 to Z4 are each O or S; R11 to R14, R21 to R24 are each Cl, F; where 1 or 2 of the R11 to R14, R21 to R24 radicals may also be CN and/or 1 R11 to R14, R21 to R24 radical may be H; and where, when Y1 is NRa, Z1 or Z2 may also be NRc, where Ra and Rc together are a bridging X group having from 2 to 5 atoms; and where, when Y2 is NRb, Z3 or Z4 may also be NRd, where Rb and Rd together are a bridging X group having from 2 to 5 atoms; to a process for preparation thereof, and to their use as emitter materials, charge transport materials or exciton transport materials.

Abstract: Disclosed are thionated fused-ring (aromatic) imides and diimides that can exhibit desirable electronic properties and can possess processing advantages including solution-processability and/or good stability at ambient conditions.

Abstract: The present invention relates to fluorescent dyes in general. The present invention provides a wide range of fluorescent dyes and kits containing the same, which are applicable for labeling a variety of biomolecules, cells and microorganisms. The present invention also provides various methods of using the fluorescent dyes for research and development, forensic identification, environmental studies, diagnosis, prognosis, and/or treatment of disease conditions.

Abstract: A heterocyclic compound represented by Formula 1 below, and an organic light-emitting diode including the heterocyclic compound, and a flat display device including the organic light-emitting diode. wherein Ar1 to Ar4, X1, X2, Y1, Y2, L1, and m are defined as in the specification.

Abstract: A new class of pH sensitive fluorescent dyes and assays relating thereto are described. The dyes and assays are particularly suited for biological applications including phagocytosis and monitoring intracellular processes. The pH sensitive fluorescent dyes of the present invention include compounds of Formula I: wherein the variables are described throughout the application.

Abstract: The present invention relates generally to novel rhodamine dyes which upon conjugation with another molecule form single isomeric conjugation products. These novel rhodamine dyes contain only one single functional group on the rhodomine molecule for conjugation so that their conjugation products are single isomeric conjugation products.

Abstract: Provided are various compounds comprising the formula Also provided are fluorescent dyes comprising the above compound. Additionally, a fluorescence energy transfer system is provided that comprises the above-described fluorescent dye and a second dye, wherein the second dye is capable of energy transfer with the fluorescent dye. Further provided is a kit for labeling a target molecule, where the kit comprises the above-described fluorescent dye with additional reagents useful for labeling the target molecule. Additionally provided is a target molecule labeled with the above-described fluorescent dye. A method of labeling a target molecule is also provided. The method comprises contacting reactive group Z of the above-described fluorescent dye with the target molecule such that reactive group Z reacts with the target molecule to form a covalent bond between reactive group Z and the target molecule. Also, another method of labeling a target molecule is provided.

Abstract: The present invention relates to semiconducting compounds, materials prepared from such compounds, methods of preparing such compounds and semiconductor materials, as well as various compositions, composites, and devices that incorporate the compounds and semiconductor materials. The semiconducting compounds can have higher electron-transport efficiency and higher solubility in common solvents compared to related representative compounds.

Abstract: The present invention is directed to novel process for the preparation of regioselective perylenediimides derivatives, specifically mono and dibrominated derivatives.

Abstract: A photoconductive sensor compound for detecting explosives can have a structure I: where R is a morphology control group, A is a linking group, B is a electron donor that is selective for transferring electrons to PTCDI backbone upon irradiation to make the resulting nanostructures conductive, and R1 through R8 are side groups.

Abstract: The presently disclosed subject matter provides compositions that selectively bind cyclooxygenase-2 and comprise a therapeutic and/or diagnostic moiety. Also provided are methods for using the disclosed compositions for diagnosing (i.e., by imaging) a target cell and/or treating a disorder associated with a cyclooxygenase-2 biological activity.

Abstract: The present invention relates to a compound of formula (I), where A and B are each as defined in claim 1, to its preparation and to its use.

Abstract: Briefly described, embodiments of this disclosure include perylenetetracarboxylic diimide charge-transport materials, methods of forming perylenetetracarboxylic diimide charge-transport materials, and methods of using the perylenetetracarboxylic diimide charge-transport materials.

Abstract: The use of fluorine-substituted perylenes in color filters for liquid-crystal displays is described.

Abstract: The present invention provides a compound of formula wherein X is —Cl, —Br or —I. The compound of formula (1) is suitable for use as semiconducting material, in particular in electronic devices.

Abstract: Use of rylene derivatives I with the following definition of the variables: X together both —COOM; Y a radical -L-NR1R2??(y1) -L-Z—R3??(y2) the other radical hydrogen; together both hydrogen; R is optionally substituted (het)aryloxy, (het)arylthio; P is —NR1R2; B is alkylene; optionally substituted phenylene; combinations thereof; A is —COOM; —SO3M; —PO3M2; D is optionally substituted phenylene, naphthylene, pyridylene; M is hydrogen; alkali metal cation; [NR5]4+; L is a chemical bond; optionally indirectly bonded, optionally substituted (het)arylene radical; R1, R2 are optionally substituted (cyclo)alkyl, (het)aryl; together optionally substituted ring comprising the nitrogen atom; Z is —O—; —S—; R3 is optionally substituted alkyl, (het)aryl; R? is hydrogen; optionally substituted (cyclo)alkyl, (het)aryl; R5 is hydrogen; optionally substituted alkyl (het)aryl; m is 0, 1, 2; n, p m=0: 0, 2, 4 where: n+p=2, 4, if appropriate 0; m=1: 0, 2, 4 where: n+p=0, 2, 4; m=2: 0, 4, 6

Abstract: Disclosed are fluorescent dye compounds of Formula (I): wherein R1, R2, and G are as described herein. The fluorescent dyes are suitable for use in luminescent solar collectors or as a colorant. Methods of making the fluorescent dyes and luminescent solar collectors comprising them are also described.

Abstract: The present invention discloses a soluble and air-stable perylene diimide (PDI) derivative to function as an N-type organic semiconductor material. In the PDI derivative of the present invention, the core thereof is substituted by electron withdrawing groups, and the side chains thereof are substituted by benzene functional groups, whereby are promoted the solubility and air-stability of the molecule. The PDI derivative of the present invention can be used to fabricate an organic semiconductor element via a soluble process at a low temperature and under an atmospheric environment.

Abstract: The present invention provides a organic compound of the general structural formula 1 and photovoltaic device and photovoltaic layer comprising thereof Said organic compound forms rod-like supramolecules and absorbs electromagnetic radiation in at least one predetermined spectral subrange within a wavelength range from 400 to 3000 nm with excitation of electron-hole pairs. The polycyclic core Cor1, the bridging group B, and the polycyclic core Cor2 form a molecular system selected from the list comprising donor-bridge-acceptor-bridge-donor and acceptor-bridge-donor-bridge-acceptor in which a dissociation of excited electron-hole pairs is carried out. A solution of the organic compound or its salt forms a solid photovoltaic layer on a substrate.

Abstract: The present invention provides a compound of formula The compound of formula (1) is suitable for use as semiconducting material, in particular in electronic devices.

Abstract: The invention relates to a perylene diimide derivative and to an in vitro method for preparing the same. In addition, the invention relates to a method for detecting heparin in a sample using perylene diimide derivatives, wherein the interaction of the perylene diimide derivative with heparin modulates the intensity of the fluorescent signal of the mixture compared to the solution. The invention also comprises a diagnostic kit for detecting heparin in a sample in vitro, comprising the perylene diimide derivative, as well as the use of the perylene diimide derivative for neutralizing the anticoagulant activity of heparin.

Abstract: Provided are an organic semiconductor material, organic semiconductor thin film and organic thin-film transistor, which contain a perylene tetracarboxylic diimide derivative represented by the following formula (1): In the formula (1), R1 means a linear or branched alkyl group having from 1 to 20 carbon atoms, R2 means a linear or branched alkyl group having from 2 to 6 carbon atoms, R3 means a linear or branched alkyl group having from 2 to 6 carbon atoms, X1 and X2 each mean a heteroatom selected from an oxygen atom, sulfur atom or selenium atom, Y means a halogen atom or cyano group, m stands for a number of from 0 to 4, and n stands for a number of from 0 to 2. Further, the alkyl groups represented by R1 and R2 may each be substituted with one or more fluorine atoms.

Abstract: Novel energy transfer dyes which can be used with shorter wavelength light sources are provided. These dyes include a donor dye with an absorption maxima at a wavelength between about 250 to 450 nm and an acceptor dye which is capable of absorbing energy emitted from the donor dye. One of the energy transfer dyes has a donor dye which is a member of a class of dyes having a coumarin or pyrene ring structure and an acceptor dye which is capable of absorbing energy emitted from the donor dye, wherein the donor dye has an absorption maxima between about 250 and 450 nm and the acceptor dye has an emission maxima at a wavelength greater than about 500 nm.

Abstract: A photovoltaic device (10) having a coaxial molecular stack (12) for transferring photocurrent is disclosed. The device (10) comprises a plurality of coaxial molecular stacks (12) located between and oriented substantially perpendicular to first (14) and second (16) electrodes to provide charge transport of photocurrent through each coaxial molecular stack (12) in the photovoltaic device (10). Each coaxial molecular stack (12) comprises a plurality of ?-conjugated planar supramolecules (18) stackable through columnar self assembly to form the coaxial molecular stack (12). Each supramolecule (18) is comprised of a ?-conjugated hub (20) covalently appended to multiple copies of an electron acceptor spoke (22) to form an outer n-channel with a coaxial inner p-channel.

Abstract: The invention pertains to new materials based on donor carbene intermediates for the improvement of electron injection and electron transport in organic electronic components like organic light-emitting diodes (OLED's), organic field effect transistors (OFET's), and components based on organic photovoltaics, in particular organic solar cells.

Abstract: Novel linkers for linking a donor dye to an acceptor dye in an energy transfer fluorescent dye are provided. These linkers facilitate the efficient transfer of energy between a donor and acceptor dye in an energy transfer dye. One of these linkers for linking a donor dye to an acceptor dye in an energy transfer fluorescent dye has the general structure R21Z1C(O)R22R28 where R21 is a C1-5 alkyl attached to the donor dye, C(O) is a carbonyl group, Z1 is either NH, sulfur or oxygen, R22 is a substituent which includes an alkene, diene, alkyne, a five and six membered ring having at least one unsaturated bond or a fused ring structure which is attached to the carbonyl carbon, and R28 includes a functional group which attaches the linker to the acceptor dye.

Abstract: Phosphonium-based room temperature ionic liquids (“RTILs”) were prepared. They were used as matrices for Matrix-Assisted Laser Desorption Ionization (MALDI) mass spectrometry and also for preparing samples of dyes for analysis.

Abstract: The invention relates to a method for manufacturing transistors. Said method involves using a molecule including at least two 2-dicyanomethylene-3-cyano-2,5-dihydrofuran groups. The invention can be implemented in particular in the field of electronics.

Abstract: The invention relates to novel and improved photostable rhodamine dyes of the general structural formulae I or II and their uses as fluorescent markers, e.g. for immunostainings and spectroscopic and microscopic applications, in particular in conventional and stimulated emission depletion (STED) microscopy and fluorescence correlation spectroscopy. The partially deuterated analogues are useful as molecular mass distribution tags in mass spectroscopic applications.

Abstract: The present invention relates to surface modified organic black pigments, surface modified carbon blacks, pigment mixtures and dispersions formed with these pigments, curable compositions, black matrices, and products incorporating them. The surface modified organic black pigment can have attached at least one organic group having the formula —X—Z, wherein X, which is directly attached to the pigment, represents an arylene group, a heteroarylene group, an alkylene group, an aralkylene group, or an alkarylene group, and Z represents at least one ionic group, at least one ionizable group, at least one nonionic group, at least one polymeric group, or any combinations thereof. Also disclosed are carbon black pigment combinations with the surface modified organic black pigments, low dielectric black dispersions, films, and black matrices containing them. Methods of preparing and making these various materials also are provided.

Abstract: Disclosed are compounds that are conjugates of ladder frame polyether compounds and biologically active compounds or research compounds, pharmaceutical formulations comprising the conjugates, and methods of transporting the conjugates across biological membranes.

Abstract: Derivatives of belactosin and their synthesis are disclosed. In certain embodiments, compounds of the present invention exhibit anti-cancer, antiviral, antibiotic, and/or auto-immune therapeutic abilities. In general, methods of synthesis disclosed herein allow for introduction of a variety of substituents at numerous positions as well as the facile introduction of a beta-lactone ring moiety. The synthetic steps comprise, in preferred embodiments, a tandem Mukaiyama aldol lactonization reaction. Data demonstrating the utility of some of the derivatives as proteasome inhibitors is also disclosed.

Abstract: This invention relates to process for preparing fluorinated dyes selected from the group consisting of compounds of the general formulae (I) and (III) and mixtures thereof by reacting the corresponding compounds which do not have R12 or R30 as substituents with compounds of the general formula R12A or R30A where A is selected from the group consisting of I and Br, the compounds obtained from said process and the use of these fluorinated dyes in electrophoretic displays.

Abstract: The present disclosure relates to detecting receptor-ligand binding by measuring local pH modulation using a pH-sensitive fluorophore.

Abstract: Organic systems having a light-absorbing unit and a unit causing separation of charges are described. Said organic systems efficiently separate charges induced by light and have high lightfastness.

Abstract: Provided are compounds comprising two DNA supramolecular binding molecules covalently joined by a linker group. Also provided are multisignal labeling reagents comprising (i) an oligomer of nucleotides or nucleotide analogs; (ii) a DNA supramolecular binding molecule noncovalently bound to the oligomer; and (iii) a first reactive group or a first partner of a first binding pair covalently bound to the oligomer. Additionally provided are methods of producing multisignal labeling reagents.

Abstract: This invention pertains generally to processes, uses, methods and materials utilising particular xanthylium compounds, including compounds of formula (I) and (II), as further defined herein. These compounds are useful as drugs, for example, in the treatment of tauopathies, such as Alzheimer's disease.

Abstract: Use of benzimidazole-derived compounds of formula (I) according to the following structure, wherein x is a heteroatom selected from N, S, O, P, SO, SO2 and SO3, preferably from N, S and SO3 and most preferably from N and SO3; n may be 0 or 1, R1 is a group selected from formula (II) and formula (III) and R2 is a group selected from H and formula (IV) since the aforesaid serves for the production of a formulation used as a specific marker in the case of neurodegenerative diseases and tau pathologies.

Abstract: Rylene derivatives of the general formula I in which the variables are each defined as follows: Rylene is a polycyclic conjugated ring system which comprises at least one perylene unit may comprise heteroatoms as ring atoms, may be functionalized by moieties comprising —CO— groups and/or may bear further substituents other than the A radicals; A is a radical of the formula X is oxygen or sulfur; R are identical or different radicals: optionally substituted alkyl, cycloalkyl, aryl, hetaryl, —U-aryl where U is an —O—, —S—, —NR2—, —CO—, —SO— or —SO2— moiety, or C1-C12-alkoxy, C1-C6-alkylthio, —C?CR2, —CR2?CR22, hydroxy, mercapto, halogen, cyano, nitro, —NR3R4, —NR3COR4, —CONR3R4, —SO2NR3R4, —COOR3 or —SO3R3; R? are identical or different radicals: hydrogen or one of the R radicals; R2 is hydrogen or alkyl, where the R2 radicals may be the same or different when they occur more than once; R3, R4 are each independently hydrogen; optionally substituted alkyl, aryl or hetaryl; n is from 1 to

Abstract: A fluorescent sensor compound based on a perylene core is described and disclosed. The fluorescent sensor compound for detecting mercury can have a structure I: where A and A? are linking groups, B and B? are binding ligands which are selective for binding with Hg2+, and R1 through R8 are side groups. These fluorescence sensor materials are robust against photobleaching, while still providing exceptional detection sensitivity and selectivity.

Abstract: The present invention discloses a soluble and air-stable perylene diimide (PDI) derivative to function as an N-type organic semiconductor material. In the PDI derivative of the present invention, the core thereof is substituted by electron withdrawing groups, and the side chains thereof are substituted by benzene functional groups, whereby are promoted the solubility and air-stability of the molecule. The PDI derivative of the present invention can be used to fabricate an organic semiconductor element via a soluble process at a low temperature and under an atmospheric environment.

Abstract: Disclosed herein are an aromatic imide-based dispersant for CNTs and a carbon nanotube composition comprising the same. Having an aromatic ring structure advantageously realizing adsorption on carbon nanotubes, the dispersant, even if used in a small amount, can disperse a large quantity of carbon nanotubes.

Abstract: The present teachings provide novel organic semiconductor compounds and their soluble precursors, methods for preparing these compounds and precursors, as well as compositions, materials, articles, structures, and devices that incorporate such compounds.

Abstract: The present invention provides a substrate of TGase represented by (fluorescent group)-(linker)-(a portion containing a Gln residue capable of recognition by transglutaminase (TGase))-R, wherein the fluorescent group is fluorescein isothiocyanate (FITC), Texas Red (TE) or dansyl (Dns) or a group derived therefrom; the linker is a group represented by —NH—(CH2)n—CO— (n is an integer of 1 to 6); the portion containing a Gln residue capable of recognition by TGase is a group derived from a peptide selected from among QG and the like; and R is a hydroxyl group, or biotin, nucleic acid, azide, alkyne, maleimide or cyclopentadiene, or a group derived therefrom.

Abstract: Novel mono-azide substituted rylene-imide derivatives, their use in methods for the detection of analytes and reagents kits for the detection of analytes comprising said novel mono-azide substituted rylene-imide derivatives.

Abstract: Disclosed are thionated fused-ring (aromatic) imides and diimides that can exhibit desirable electronic properties and can possess processing advantages including solution-processability and/or good stability at ambient conditions.

Abstract: This invention relates to polycyclic organic compounds of a general structural formula (I): wherein Y is a predominantly planar polycyclic system being at least partially aromatic, W1, W2, and W3 are different groups providing solubility in an organic solvent, and sum n1+n2+n3 is 1, 2, 3, 4, 5, 6, 7, 8, 9 or 10, which are capable of forming supramolecular structures in a wide range of organic solvents, and which are capable of absorbing electromagnetic radiation in at least one subrange of the visible spectral range.

Abstract: Disclosed are new semiconductor materials prepared from dimeric perylene compounds. Such compounds can exhibit high n-type carrier mobility and/or good current modulation characteristics. In addition, the compounds of the present teachings can possess certain processing advantages such as solution-processability and/or good stability at ambient conditions.