Abstract: A method for producing a silicon compound containing an iodophenyl group, including substituting iodine for a trialkylsilyl ((R0)3Si) group bonded to a phenyl group by using an iodine-containing electrophilic reagent (I-X) as shown by the following reaction equation: where all of R0's may be identical to or different from each other and each represent an alkyl group having 1 to 6 carbon atoms; R1 represents a single bond or a divalent organic group; R2 represents an organic group having 1 to 10 carbon atoms; R3 represents an organic group having 1 to 10 carbon atoms; R represents an organic group having 1 to 6 carbon atoms; n0 is 1, 2, or 3, n1 is 1, 2, or 3, n2 is 0, 1, or 2, and n3 is 0, 1, or 2, provided that 1?n1+n3?3; and X represents a counter substituent of iodine, acting as an electrophilic reactive species.

Abstract: The present invention relates to an integrated process for the manufacture of methylchlorohydridomonosilanes in particular, from products of the Müller-Rochow Direct Process.

Abstract: The present disclosure relates to the field of organic light-emitting materials, and more particularly, to a thermally activated delayed fluorescence material having red, green, or blue color, a synthesis method thereof, and application thereof. The thermally activated delayed fluorescence material having red, green, or blue color has the following structural formula: the present disclosure provides a novel thermally activated delayed fluorescence material having red, green, or blue color which has a lower singlet triplet energy level difference, a high RISC rate constant (kRISC), and a high photoluminescence quantum yield (PLQY). It has significant characteristics of a thermally activated delayed fluorescence material and a long service life that can be used in an electroluminescent display and a light-emitting equipment structure which are mass produced.

Abstract: The silyl phosphine compound is represented by the following general formula (1). A content of a compound represented by the following general formula (2) is not more than 0.3 mol %. In the general formula (1), each R is independently an alkyl group having not less than 1 and not more than 5 carbon atoms or an aryl group having not less than 6 and not more than 10 carbon atoms. In the general formula (2), R is the same as in the general formula (1).

Abstract: Provided are certain silicon precursor compounds which are useful in the formation of silicon-containing films in the manufacture of semiconductor devices, and more specifically to compositions and methods for forming such silicon-containing films, such as films comprising silicon, silicon nitride, silicon oxynitride, silicon dioxide, a carbon-doped silicon nitride, or a carbon-doped silicon oxynitride film.

Abstract: The present disclosure provides a novel Group 4 metal element-containing compound, a method of preparing the Group 4 metal element-containing compound, a precursor composition including the Group 4 metal element-containing compound for film deposition, and a method of forming a Group 4 metal element-containing film using the Group 4 metal element-containing compound. The novel Group 4 metal element-containing compound according to embodiments of the present disclosure makes it possible to form a Group 4 metal element-containing film by atomic layer deposition at a higher temperature than conventionally known Group 4 metal element-containing compounds.

Abstract: Organic-inorganic light-absorbing materials with perovskite structure, being used in perovskite solar cells production. The objective of the invention is to provide the possibility of obtaining perovskite using precursors that are in a liquid state without the use of additional substances and reagents.

Abstract: An object of the present invention is to develop a protecting group, which can prevent solidification or insolubilization of a compound by protecting a functional group to achieve easy separation and purification after a reaction. A diphenylmethane compound represented by general formula (1): wherein Y represents —OR19 (wherein R19 represents a hydrogen atom or an active ester-type protecting group), —NHR20 (wherein R20 represents, for example, a hydrogen atom, a C1-6 linear or branched alkyl group, or an aralkyl group, at least one of R1 to R10 represents a group represented by formula (2): —O—R11—X-A??(2) and the others each independently represent a hydrogen atom, a halogen atom, a C1-4 alkyl group, or a C1-4 alkoxy group; R11 represents a C1-16 linear or branched alkylene group; X represents O or CONR21 (wherein R21 represents a hydrogen atom, or a C1-4 alkyl group; and A represents, for example, a group represented by formula (3).

Abstract: A novel compound represented by formula (1): wherein R1 to R7, R11 to R18, L1 to L3, a to c, n, and Ar are as defined in the description, provides an organic electroluminescence device having a device lifetime further improved.

Abstract: What are described are compounds of the general formula (I) and agrochemically acceptable salts thereof and their preparation and their use in the crop protection sector.

Abstract: Thio(di)silanes comprising a thiosilane of formula (A): (R1aR1bR1cCS)s(Si)XxHh (A) wherein subscript s is from 2 to 4 or a thiodisilane of formula (I): (R1aR1bR1cCS)s(R22N)(Si—Si)XxHh (I) wherein subscript s is from 1 to 6, and wherein R1a, R1b, R1c, R2, X and subscripts n, x and h are defined herein. Also compositions comprising same, methods of making and using same, intermediates useful in synthesis of same, films and materials prepared therefrom.

Abstract: The objectives of the present invention are: to provide a novel tetrazole silane compound, a method for synthesizing the same, and a silane coupling agent containing the tetrazole silane compound as a component; and to provide a surface treatment solution using the tetrazole silane compound, a method for surface treatment, and a method for adhering two different materials. The tetrazole silane compound according to the present invention is a compound represented by chemical formula (I). (In formula (I), X, R, and n are respectively the same as defined in the specification.

Abstract: The present subject matter provides a safe alternative for producing an important intermediate useful for preparing the herbicide glufosinate, without need for chlorine components in the manufacturing process. In particular, a process for preparing alkyl phosphinic aid alkyl ester is provided, including the step of alkylating alkyl phosphinic acid ester in a non-polar solvent in the same apparatus as used to first produce the alkyl phosphinic acid ester, and without isolating the alkyl phosphinic acid ester before the alkylation step is conducted. More specifically, a process is presented for preparing methyl phosphinic acid butyl ester, by alkylating butyl phosphinic acid ester in a non-polar solvent, in the same apparatus as used previously to first produce the butyl phosphinic acid ester and without isolating the butylphosphinic acid ester before alkylation.

Abstract: A niobium compound and a method of forming a thin film using the niobium compound, the compound being represented by the following General formula I: wherein, in General formula I, R1, R4, R5, R6, R7, and R8 are each independently a hydrogen atom, a C1-C6 linear or branched alkyl group or a C3-C6 cyclic hydrocarbon group, at least one of R4, R5, R6, R7, and R8 being a C1-C6 linear or branched alkyl group, and R2 and R3 are each independently a hydrogen atom, a halogen atom, a C1-C6 linear or branched alkyl group, or a C3-C6 cyclic hydrocarbon group.

Abstract: A method for dehydrocoupling silanes and amines. The method comprises contacting: (a) an aliphatic amine; (b) a silane; and (c) a catalyst which is ZnX2, wherein X is alkyl, chloride, bromide, iodide, trifluoromethanesulfonate, bis(trifluoromethane)sulfonamide, tosylate, methanesulfonate or O3S(CF2)xCF3 wherein x is an integer from 1 to 10.

Abstract: A composition for detecting an acidic compound and a method using the same are discloses herein. In some embodiments, the method includes contacting a composition comprising a metal-organic hybrid structure formed by coordinate bond between a compound represented by the following Chemical Formula 1 or a salt thereof and a metal ion, with an acidic compound to be detected, wherein the composition is in the form of a metallogel prior to contact with the acidic compound, and detecting the acidic compound based on the transition of the composition from the form of a metallogel to a liquid phase. In some embodiments, detection of the acidic compound can be visually confirmed by phase transformation of the composition from a metallogel to a liquid phase.

Abstract: Provided is a plasma enhanced atomic layer deposition (PEALD) process for depositing etch-resistant SiOCN films. These films provide improved growth rate, improved step coverage and excellent etch resistance to wet etchants and post-deposition plasma treatments containing O2 and NH3 co-reactants. This PEALD process relies on one or more precursors reacting in tandem with the plasma exposure to deposit the etch-resistant thin-films of SiOCN. The films display excellent resistance to wet etching with dilute aqueous HF solutions, both after deposition and after post-deposition plasma treatment(s). Accordingly, these films are expected to display excellent stability towards post-deposition fabrication steps utilized during device manufacturing and build.

Abstract: A cyclic aminoorganoxysilane compound having the following general formula (1): wherein R1 represents a substituted or unsubstituted monovalent hydrocarbon group having 1 to 20 carbon atoms, R2 to R5 each independently represent a substituted or unsubstituted monovalent hydrocarbon group having 1 to 20 carbon atoms, R6 to R8 each independently represent a hydrogen atom or a substituted or unsubstituted monovalent hydrocarbon group having 1 to 20 carbon atoms, R9 and R10 each independently represent a substituted or unsubstituted divalent hydrocarbon group having 1 to 20 carbon atoms optionally containing a heteroatom, m is 0, 1 or 2 and n is 0 or 1.

Abstract: The present invention provides a high-purity arylsulfonic acid amine salt vinyl monomer which is an extremely industrially useful arylsulfonic acid monomer with excellent storage stability and amphiphilic solubility in both water and organic solvents, a simple and practical method for producing the same, a polyarylsulfonic acid amine salt which is a polymer thereof, and a method for producing the same. In the arylsulfonic acid amine salt vinyl monomer, a tertiary amine having 2 or 3 different substituents that each have 1 to 7 carbon atoms and also containing at least one or more of tertiary carbon or quaternary carbon or cyclic skeleton in the structure is applied to an amine moiety thereof, and in addition, a polyarylsulfonic acid amine salt having high purity in terms of sulfonation rate and polymerization conversion rate and a polymer thereof are used.

Abstract: The present invention aims to provide a (meth)acrylic-modified silicone macromonomer, which may be used as a raw material for a (meth)acrylic copolymer capable of forming a coating having excellent antifouling properties and surface smoothness. A (meth)acrylic-modified silicone macromonomer of formula (b1) is provided, which has 1 to 80 branches attached to a linear polysiloxane backbone and the branch has a (poly)oxyalkylene structure of the formula —(CaH2aO)b— and a (meth)acryloyl group at a terminal. The (meth)acrylic-modified silicone macromonomer is a raw material for a polymer used in an antifouling paint.