Abstract: The present invention provides an oxygen absorbing agent composition comprising a compound (A) having two or more tetralin rings, and a transition metal catalyst.

Abstract: The disclosure is directed to: (a) phosphacycle ligands; (b) methods of using such phosphacycle ligands in bond forming reactions; and (c) methods of preparing phosphacycle ligands.

Abstract: A process for derivatization of an elemental carbon surface comprising exposing the carbon surface to a reaction mixture containing a thiol and a free radical initiator, and inducing decomposition of the initiator to free radicals so that moieties from the thiol become covalently attached to the carbon surface. The process can derivatize carbon with a redox active compound having a functional group which can be converted electrochemically between reduced and oxidized forms. Such derivatized carbon may be used in an electrode of an electrochemical sensor.

Abstract: A compound for an organic thin film transistor having a structure represented by the following formula (1): wherein R1 and R2, and R3 and R4 are respectively combined with each other to form an aromatic hydrocarbon ring having 6 to 60 carbon atoms or an aromatic heterocyclic ring having 3 to 60 carbon atoms; the ring being fused to the ring to which the groups are bonded, whereby the structure of the formula (1) has 5 or more aromatic rings that are fused; and the fused rings formed by R1 and R2, and R3 and R4 each may have a substituent.

Abstract: A compound for an organic thin film transistor having a structure represented by the following formula (1): wherein R1 and R2, and R3 and R4 are respectively combined with each other to form an aromatic hydrocarbon ring having 6 to 60 carbon atoms or an aromatic heterocyclic ring having 3 to 60 carbon atoms; the ring being fused to the ring to which the groups are bonded, whereby the structure of the formula (1) has 5 or more aromatic rings that are fused; and the fused rings formed by R1 and R2, and R3 and R4 each may have a substituent.

Abstract: A method for fabricating a semiconductor product includes applying a photo-resist layer to a substrate, the photo-resist layer including a higher acid concentration at an upper portion of the photo-resist layer than at a lower portion of the photo-resist layer. The method also includes exposing the photo-resist layer to a light source through a mask including a feature, the photo-resist layer including a floating, diffusing acid that will diffuse into a region of the photo-resist layer affected by the feature while not diffusing into a feature formed by the mask.

Abstract: The present invention is a method for promoting hydrothiolation of an unactivated alkenes with a thiol using gallium triflate.

Abstract: An efficient and highly Markovnikov selective organoactinide-, organolanthanide-, and organozirconium-catalyzed addition of aryl, benzyl, and aliphatic thiols to terminal alkynes is described. The corresponding vinyl sulfides are produced with little or no side-products.

Abstract: To provide a compound, when the compound has both a high clearing point and a low crystallization temperature, having a wide temperature range of a liquid crystal phase and also an excellent solubility in other liquid crystal compounds, and further having general physical properties necessary for the compound, namely, stability to heat, light and so forth, a suitable optical anisotropy and a suitable dielectric anisotropy. A compound is represented by formula (1): wherein, for example, Ra and Rb are alkyl having 1 to 10 carbons; A1, A2, A3 and A4 are 1,4-phenylene; Z1, Z2, Z3 and Z4 are a single bond or alkylene having 1 to 4 carbons; and m, n, q and r are independently 0, 1, or 2, and a sum of m, n, q and r is 1, 2, 3 or 4.

Abstract: The present invention provides polymeric compositions that can be used to modify charge transport across a nanocrystal surface or within a nanocrystal-containing matrix, as well as methods for making and using the novel compositions.

Abstract: To provide a compound, when the compound has both a high clearing point and a low crystallization temperature, having a wide temperature range of a liquid crystal phase and also an excellent solubility in other liquid crystal compounds, and further having general physical properties necessary for the compound, namely, stability to heat, light and so forth, a suitable optical anisotropy and a suitable dielectric anisotropy. A compound is represented by formula (1): wherein, for example, Ra and Rb are alkyl having 1 to 10 carbons; A1, A2, A3 and A4 are 1,4-phenylene; Z1, Z2, Z3 and Z4 are a single bond or alkylene having 1 to 4 carbons; and m, n, q and r are independently 0, 1, or 2, and a sum of m, n, q and r is 1, 2, 3 or 4.

Abstract: The present invention is a method for promoting hydrothiolation of an unactivated alkenes with a thiol using gallium triflate.

Abstract: This invention is directed to a new process for making an alkylaromatic compound. In an embodiment of this invention, the process is directed to selective synthesizing an alkylaromatic compound comprising a high amount of dialkylate product. In general, this process involves contacting at least one alkylatable aromatic compound with an alkylating agent and a catalyst under suitable reaction conditions such that the resulting reactor effluent prior to any stripping step may be characterized by a dialkylate product content of at least 44 wt % and a trialkylate and higher polyalkylate product content of no more than 20 wt %. The alkylaromatic compounds produced have excellent thermal and oxidative stabilities, good additive solvency, and improved seal compatibility while maintaining good VI and low temperature properties. They are useful as lubricant basestocks and lubricant additives.

Abstract: This invention is directed to an improvement in the process for the production of alkylaromatic compounds that results in lower levels of residual unreacted materials in the final product. This invention comprises: 1) alkylation of an aromatic compound with an alkylating agent and a catalyst to produce an effluent stream comprising an alkylaromatic compound and unreacted materials; 2) heating the effluent stream; 3) stripping the effluent stream in a stripping device in the presence of steam; 4) separating a stripping stream from the stripping device, the stripping stream rich in unreacted materials; and 5) separating a product stream from the stripping device, the product stream rich in alkylated aromatic compound.

Abstract: Dental compositions and disulfide monomers described. The disulfide monomer comprises a disulfide backbone group wherein each of the sulfur atoms are bonded to a group terminating with an ethylenically unsaturated norbornyl group; and at least one other monomer comprising at least two ethylenically unsaturated groups.

Abstract: The invention relates to a process of preparing substituted pentacenes, to novel pentacenes prepared by this process, to the use of the novel pentacenes as semiconductors or charge transport materials in optical, electrooptical or electronic devices including field effect transistors (FETs), electroluminescent, photovoltaic and sensor devices, and to FETs and other semiconducting components or materials comprising the novel pentacenes.

Abstract: The present invention relates to allosteric binding compounds of formula (I), especially for the treatment of CNS disorders, together with pharmaceutical compositions and methods of treatment including these compounds.

Abstract: The present invention describes indenofluorene derivatives of the general formula I, II, III or IV having emitting and hole-transporting properties, in particular for use in the emission and/or charge-transport layer of electro-luminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising same.

Abstract: The present invention describes indenofluorene derivatives containing a heteroaromatic bridge atom as a novel class of materials having emitting and hole-transporting properties, in particular for use in the emission and/or charge-transport layer of electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising same.

Abstract: The use of vinyl sulfides, sulfoxides and sulfones in synthetic chemistry for the production of a wide variety of materials is well known. For example, phenyl vinyl sulfides, sulfoxides and sulfones have been used for the synthesis of important heterocycles, in combinatorial chemistry and as Diels-Alder adducts. Although these compounds have been used extensively for a variety of applications, the isotopically labeled versions have not been reported. A simple route for the isotopically labeled production of these important building blocks has been developed.

Abstract: A compound for an organic thin film transistor having a structure represented by the following formula (1): wherein R1 and R2, and R3 and R4 are respectively combined with each other to form an aromatic hydrocarbon ring having 6 to 60 carbon atoms or an aromatic heterocyclic ring having 3 to 60 carbon atoms; the ring being fused to the ring to which the groups are bonded, whereby the structure of the formula (1) has 5 or more aromatic rings that are fused; and the fused rings formed by R1 and R2, and R3 and R4 each may have a substituent.

Abstract: The present invention describes phenoxy-acetic acids and pharmaceutical compositions containing the same and methods of using the same. The phenoxy-acetic acids are activators of PPAR-? and should be useful for treating conditions mediated by the same.

Abstract: The present invention relates to polyacene derivatives represented by general formula (I) below: (wherein R1 to R10, etc. each represents hydrogen atom, hydrocarbon group, or an alkoxy group; A1 and A2 are hydrogen atom, a halogen atom, a hydrocarbon group, an alkoxy group, cyano group, etc.; n is an integer of not less than 1; R6 and R7 may be linked to each other to form a ring); and a process for preparing the polyacene derivatives from polyhydro compounds as well as electrically conductive materials comprising the polyacene derivatives. According to the process for preparing the polyacene derivatives of the present invention, optional substituents can be introduced into any carbon atoms of the polyacene, and the number of aromatic rings can be increased.

Abstract: An efficient and highly Markovnikov selective organoactinide-, organolanthanide-, and organozirconium-catalyzed addition of aryl, benzyl, and aliphatic thiols to terminal alkynes is described. The corresponding vinyl sulfides are produced with little or no side-products.

Abstract: The present invention relates to a novel synthesis method for the formation of carbon-sulfur bonds by the reaction of an organic sulfur-indium complex with nucleophile in the presence of a palladium catalyst. The present invention provides a synthesis method to prepare several kinds of organic sulfides which are difficult to be prepared by the conventional synthesis methods. A short reaction time and quantitative yield are the advantages of this method. In addition, several kinds of organic sulfide can be prepared by the selection of nucleophile and organic sulfur-indium complex to be used.

Abstract: A functional group-selective hydrogenation catalyst is provided, which is capable of selectively hydrogenating an aliphatic carbon-carbon double bond, aliphatic carbon-carbon triple bond, aromatic formyl group or aromatic nitro group contained in an organic compound. The catalyst includes a carrier, and palladium and an organic sulfur compound supported jointly thereon.

Abstract: A dechalcogenative method for the preparation of an allylic sulfide comprises contacting an activated chalcogenide of Formula (I) with a thiol of Formula (II) for a period of time sufficient to form an intermediate of Formula (III), and supplying sufficient activation energy to the intermediate of Formula (III), in a suitable solvent, preferably in the absence of a phosphine or other thiophile, to induce a [2,3]-sigmatropic rearrangement therein to form an allylic sulfide of Formula (IV), with concomitant loss of chalcogen Z, as set forth in the following reaction scheme, wherein X is an activating group selected from the group consisting of CN, S-pyridyl, S-heteroaryl, SO2-aryl, and SO3Y; Y is an alkali metal ion; Z is Se or S; R1, R2, R3, R4, and R5 are each independently H or a hydrocarbon moiety; and R is an organic moiety.

Abstract: Methods for carbon-sulfur (C—S) or carbon-oxygen (C—O) coupling reactions are provided. The methods involve the use of a transition metal complex comprising a heterocyclic carbene ligand complexed with a transition metal. Transition metal complexes comprising a heterocyclic carbene ligand complexed with nickel are also provided. The nickel heterocylic carbene complexes may be used for C—S or C—O coupling reactions.

Abstract: Disclosed is an efficient and widely-applicable method for commercially producing a thioether compound or a thiol compound which is useful as a pharmaceutical compound or a production intermediate of it. Specifically disclosed is a method for producing a thioether compound represented by the general formula [I] below or a salt thereof. This method is characterized in that a compound represented by the following general formula [III]: [III] (wherein X represents a bromine atom, a chlorine atom or a trifluoromethylsulfonyloxy group, and ring A represents an aryl group or a heteroaryl ring group) or a salt thereof is reacted with a thiol compound represented by the following general formula [II]: [II] or a salt thereof in the presence of a palladium compound such as Pd2(dba)3, a base such as i-Pr2NEt and a phosphorus compound represented by the following formula [AA].

Abstract: A method for producing a triarylsulfonium salt having a structure that only one of the three arobatic rings of the three aromatic rings on the cationic portion is different from the other two aromatic groups, and which is useful, for example, as an acid-generating agent for a resist or a photo cationic polymerization initiator, by reacting a diaryl sulfoxide and an aryl Grignard reagent RMgX??[2] in the presence of an activator with high affinity for oxygen of 3 to 7.5 equivalents relative to the above diaryl sulfoxide, and then reacting the resultant reaction mixture with a strong acid HA1??[3].

Abstract: The present invention provides polymeric compositions that can be used to modify charge transport across a nanocrystal surface or within a nanocrystal-containing matrix, as well as methods for making and using the novel compositions.

Abstract: The present invention provides compositions (small molecules, oligomers and polymers) that can be used to modify charge transport across a nanocrystal surface or within a nanocrystal-containing matrix, as well as methods for making and using the novel compositions.

Abstract: The present invention relates to a process for preparing thiomethylphenol derivatives, and particularly to a simple process of preparing thiophenol derivatives by performing a reaction of a phenol derivative, a mercaptan derivative and paraformaldehyde in a solvent in the presence of a given amount of heterocyclic amine base and acids, thereby capable of maintaining a mild reaction condition and providing thiomethylphenol derivatives with an improved discoloration by purification using acids.

Abstract: The present invention provides compositions (small molecules, oligomers and polymers) that can be used to modify charge transport across a nanocrystal surface or within a nanocrystal-containing matrix, as well as methods for making and using the novel compositions.

Abstract: The present invention relates to the use of certain organic compounds comprising fused aromatic compounds in organic electronic devices, in particular electroluminescent devices.

Abstract: Disclosed is an efficient and widely-applicable method for commercially producing a thioether compound or a thiol compound which is useful as a pharmaceutical compound or a production intermediate of it. Specifically disclosed is a method for producing a thioether compound represented by the general formula [I] below or a salt thereof. This method is characterized in that a compound represented by the following general formula [III]:[III] (wherein X represents a bromine atom, a chlorine atom or a trifluoromethylsulfonyloxy group, and ring A represents an aryl group or a heteroaryl ring group) or a salt thereof is reacted with a thiol compound represented by the following general formula [II]:[II] or a salt thereof in the presence of a palladium compound such as Pd2(dba)3, a base such as i-Pr2NEt and a phosphorus compound represented by the following formula [AA].

Abstract: This invention provides aryl-substituted acyclic enediyne compounds of formula (I): or a pharmaceutically acceptable salt or solvate thereof, wherein R1=R2=H; or R1 and R2 together form a moiety represented by the formula R3 represents a substituted or unsubstituted alkyl having 4-30 carbon atoms, or a substituted or unsubstituted aryl group having 3-30 carbon atoms; and R4 represents a substituted or unsubstituted aryl group having 3-30 carbon atoms; with the proviso that R3 is not butyl, pentyl, tetrahydropyranyloxymethyl, tetrahydropyranyloxypropyl or phenyl when R1=R2=H and R4 is o-cyanophenyl,; and with the proviso that R3 is not butyl when R1=R2=H and R4 is phenyl. The compounds of formula (I) are found to have inhibitory activities against topoisomerase I or act as a S phase or G2/M phase blocker.

Abstract: The photobase generator of the invention is represented by the following formula 1: wherein Ar, R, A+ and X? are as defined in the specification. Since the photobase generator of the formula 1 absorbs ultraviolet lights of relatively long wavelength and is photolyzed to generate a strong base efficiently, a composition containing the photobase generator and an episulfide compound is easily cured by polymerization under ultraviolet irradiation.

Abstract: Elastomers which have excellent stability to prevent oxidative, thermal, dynamic, light-induced and/or ozone-induced degradation comprise, as stabilizers, at least one compound of the formula I [R—S(?O)m—CH2—CH(OH)—CH2]n—N(R1)2-n—R2, ??(I) in which R is C4–C20alkyl, hydroxyl-substituted C4–C20alkyl; phenyl, benzyl, ?-methylbenzyl, ?,?-dimethylbenzyl, cyclohexyl or —(CH2)qCOOR3, and, if m is 0, R may additionally be and, if n is 1 and R4 is hydrogen, R may additionally be R2—R1N—CH2—CH(OH)—CH2—S(?O)m—(CH2)x— or R2—R1N—CH2—CH(OH)—CH2—S(?O)m—CH2—CH2—(O—CH2—CH2)y—, R1 is hydrogen, cyclohexyl or C3–C12alkyl, R2 is R3 is C1-C18alkyl, R4 is hydrogen or —CH2—CH(OH)—CH2—S(?O)m—R, X is C1–C8alkyl, Y is C1–C8alkyl, m is 0 or 1, n is 1 or 2, q is 1 or 2, x is from 2 to 6, and y is 1 or 2. The compounds of the formula I are also suitable as stabilizers for elastomers to prevent contact discoloration of substrates coming into contact with elastomers.

Abstract: The invention relates to copper complexes of phosphorus compounds, to a process for their preparation and to their use in catalytic coupling reactions.

Abstract: Provided are bisphenylene-spirobifluorene compounds, a method for synthesizing the same, and EL material and device having the same. The bisphenylene-spirobifluorene compound is defined by the following formula: wherein R1 and R2 are identical or different and are independently a straight-chain or branched alkyl group having from 1 to 22 carbon atoms, X1 and X2 independently contains one or more elements selected from the group consisting of C, O, N, S, Si and Ge, and m and n are integers from 1 to 4.

Abstract: The invention concerns a novel compounds of formula (I), wherein the dotted line bond is present or not, and wherein R1 represents: when the dotted line bond is present —CHCH3OH or —CHCH3OCOR or —CHCH3XCH2CHOHR? or —CHCH3OCHR?CH2OH or formula (II) when the dotted line bond is absent —CHCH3OH or —CHCH3OCOR or —COCH3 or formula (II) or —CHCH3XCH2CHOHR? or —CH2CH2XCH2CHOHR? or —CHCH3OCHR?CH2OH or —CHCHCOR? or —CH2CH2CHR?OH or —CH2CH2CHR?OCOR or CHCHCHOHR? or —CHCHCHR?OCOR, wherein R represents H, Me, Et, Pr, isoPr, But, isoBut, CH3CH2)4, (CH3)2CHCH2, CH2CH, (CH3)2CCH, and R? represents H, Me or Et, and X represents O, N or S, and their preparation method. Because of their fragrance, said compounds are highly interesting for the perfume industry, for cosmetic and care products.

Abstract: Provided is a bis(diphenylvinyl)arene compound having a reactive functional group on phenyl group, represented by below formula (1), wherein, Ar is an arylene group and has one or more substituents; R1-R22 each independently represent a hydrogen atom, a halogen atom, cyano group, nitro group, etc., and at least one of R1-R20 is a halogen atom, etc. The arene compound has sufficient solubility in an organic solvent and excellent reactivity.

Abstract: The present invention relates to novel cinnamide compounds that are useful for treating inflammatory and immune diseases and cerebral vasospasm, to pharmaceutical compositions containing these compounds, and to methods of inhibiting inflammation or suppressing immune response in a mammal.

Abstract: Substituted pentacene compounds comprise at least one substituent selected from the group consisting of electron-donating substituents, halogen substituents, and combinations thereof; the substituent(s) each being bonded to a carbon atom of a terminal ring of pentacene, and being the only substituent(s); with the proviso that when the compound has only two substituents, both of which are methyl or alkoxy, and one substituent is bonded to the number 2 carbon atom, the other substituent, if methyl, is bonded to the number 1, 3, 4, 8, or 11 carbon atom and, if alkoxy, is bonded to the number 1, 3, 4, 8, 9, or 11 carbon atom; and with the further proviso that when the compound has only four substituents, all of which are alkoxy, the substituents are bonded to the numbers 2, 3, 9, and 10 carbon atoms.

Abstract: Photoacid generators comprising sulfonium salt compounds represented by the following general formula (2) wherein R1 and R2 represent each an alkyl group optionally having oxo, or R1 and R2 may be cyclized together to form an alkylene group optionally having oxo; R3, R4 and R5 represent each hydrogen or a linear, branched, monocyclic, polycyclic or crosslinked cyclic alkyl group; and Y? represents a counter ion.

Abstract: OLED materials are provided that have the general formula: R1—(Ari)n—R2 wherein the subscript n is an integer of from 5 to 15; the superscript i is an integer of from 1 to n and denotes the position downstream from R1; each Ari is a substituted or unsubstituted aryl group; R1 and R2 are each substituents that increase the solubility of the para-phenylene compound in nonpolar organic solvents relative to the solubility of the corresponding compound wherein R1 and R2 are hydrogen; with the proviso that the Ari groups are linked together in a 1,4-paraphenylene manner.

Abstract: One aspect of the present invention relates to copper-catalyzed carbon-heteroatom and carbon-carbon bond-forming methods. In certain embodiments, the present invention relates to copper-catalyzed methods of forming a carbon-sulfur bond between the sulfur atom of a thiol moiety and the activated carbon of an aryl, heteroaryl, or vinyl halide or sulfonate. In other embodiments, the present invention relates to copper(II)-catalyzed methods of forming a carbon-nitrogen bond between the nitrogen atom of an amide and the activated carbon of an aryl, heteroaryl, or vinyl halide or sulfonate. In certain embodiments, the present invention relates to copper-catalyzed methods of forming a carbon-carbon bond between the carbon atom of cyanide ion and the activated carbon of an aryl, heteroaryl, or vinyl halide or sulfonate.

Abstract: The present invention relates to novel cinnamide compounds that are useful for treating inflammatory and immune diseases, to pharmaceutical compositions comprising these compounds, and to methods of inhibiting inflammation or suppressing immune response in a mammal.

Abstract: The novel metallocenes of the formula I in which, preferably, M1 is Zr or Hf, R1 and R2 are alkyl or halogen, R3 and R4 are hydrogen, R5 and R6 are alkyl or haloalkyl, —(CR8R9)m—R7—(CR8R9)n— is a single- or multi-membered chain in which R7 may also be a (substituted) hetero atom, m+n is zero or 1, and R10 is hydrogen, form, together with aluminoxanes as cocatalysts, a very effective catalyst system for the preparation of polyolefins of high stereospecificity and high melting point.