An object of the present invention is to provide an actinic ray-sensitive or radiation-sensitive resin composition by which a pattern having excellent LWR performance can be formed. In addition, another object of the present invention is to provide a resist film, a pattern forming method, and a method for manufacturing an electronic device, each relating to the actinic ray-sensitive or radiation-sensitive resin composition.

The actinic ray-sensitive or radiation-sensitive resin composition according to an embodiment of the present invention is an actinic ray-sensitive or radiation-sensitive resin composition including an acid-decomposable resin including a repeating unit having an acid-decomposable group in which an acid group having a pKa of 13 or less is protected by a leaving group that leaves by an action of an acid, and one or more compounds that generate an acid upon irradiation with actinic rays or radiation, which are selected from a compound (I) and a compound (II),

in which the content of the acid-decomposable resin is 10% by mass or more with respect to a total solid content of the composition,

the content of the compounds that generate an acid upon irradiation with actinic rays or radiation is 10% by mass or more with respect to the total solid content of the composition, and

the acid-decomposable resin has a halogen atom in a repeating unit other than the repeating unit having a group that generates an acid upon irradiation with actinic rays or radiation.

Disclosed is a cross-coupling reaction method which forms a chemical bond selected from C—N, C—B, C—C, C—O and C—S bonds, the method comprising: preparing an aromatic compound (1) having a leaving group; preparing a compound (2) capable of undergoing a cross-coupling reaction selected from an aromatic amino compound (2-1), a diboronic acid ester or the like (2-2), an aromatic boronic acid or the like (2-3), an aromatic compound (2-4) having a hydroxyl group and an aromatic compound (2-5) having a thiol group; and performing a cross-coupling reaction of the compound (1) with the compound (2) in the presence of a palladium catalyst, a base and a compound (4) having a carbon-carbon double bond or a carbon-carbon triple bond, in the absence of a solvent.

The synthesis and application of a compound having unique and desired fragrance characteristics is provided herein. The compound of the present disclosure can be employed alone or incorporated as a fragrance component in fragrance compositions. The application is also directed to consumer products comprising such compound and/or fragrance compositions.

The synthesis and application of a compound having unique and desired fragrance characteristics is provided herein. The compound of the present disclosure can be employed alone or incorporated as a fragrance component in fragrance compositions. The application is also directed to consumer products comprising such compound and/or fragrance compositions.

The present invention pertains to novel thiocycloheptyne derivatives of general formula (I): and in particular to thiacycloalkynesulfoimine derivatives and their synthesis. The invention also relates to the use of the novel thiocycloheptyne derivatives in coupling reactions with linkers and drugs. The invention further relates to the use of the novel thiocycloheptynes in bioorthogonal (copper-free) click reactions. The invention further pertains to the use of the novel thiocycloheptyne derivatives in the generation of advanced multifunctional drug delivery systems (drug-loaded) nanoparticles.

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Disclosed is a cross-coupling reaction method which forms a chemical bond selected from C—N, C—B, C—C, C—O and C—S bonds, the method comprising: preparing an aromatic compound (1) having a leaving group; preparing a compound (2) capable of undergoing a cross-coupling reaction selected from an aromatic amino compound (2-1), a diboronic acid ester or the like (2-2), an aromatic boronic acid or the like (2-3), an aromatic compound (2-4) having a hydroxyl group and an aromatic compound (2-5) having a thiol group; and performing a cross-coupling reaction of the compound (1) with the compound (2) in the presence of a palladium catalyst, a base and a compound (4) having a carbon-carbon double bond or a carbon-carbon triple bond, in the absence of a solvent.

The present invention discloses multi-arm monomolecular white light-emitting materials, preparation method and application thereof. Benzene ring is used as a core, and penta-substituted pyrene and an electron-withdrawing group or an group electron-donating group Ar are used as arms to prepare the multi-arm monomolecular white light-emitting materials; wherein Ar is one of the electron-withdrawing groups such as nitro, cyano, tertiary amine cation, trifluoromethyl, trichloromethyl, sulfonic acid group, formyl, acyl, carboxyl, methoxy, pyridyl, diphenyl sulfone, triazinyl and anthracenedione; or one of the electron-donating groups such as pyrenyl, 9-carbazolyl, 2-thienyl, diphenylamino, tert-butyl diphenylamino, 9-phenoxazinyl, acridinyl, spiro-bifluorenyl, spirofluorenyl acridinyl, alkylamino, dialkylamino, amino and hydroxyl. The present invention simply combines a synthesis method to prepare multi-arm monomolecular white light-emitting materials with novel structure, high fluorescence quantum efficiency, excellent spectrum stability and electroluminescence performance and high color purity, and achieves the preparation of a highly efficient and spectrally stable electroluminescent devices with high color rendering index.

The present invention discloses multi-arm monomolecular white light-emitting materials, preparation method and application thereof. Benzene ring is used as a core, and penta-substituted pyrene and an electron-withdrawing group or an group electron-donating group Ar are used as arms to prepare the multi-arm monomolecular white light-emitting materials; wherein Ar is one of the electron-withdrawing groups such as nitro, cyano, tertiary amine cation, trifluoromethyl, trichloromethyl, sulfonic acid group, formyl, acyl, carboxyl, methoxy, pyridyl, diphenyl sulfone, triazinyl and anthracenedione; or one of the electron-donating groups such as pyrenyl, 9-carbazolyl, 2-thienyl, diphenylamino, tert-butyl diphenylamino, 9-phenoxazinyl, acridinyl, spiro-bifluorenyl, spirofluorenyl acridinyl, alkylamino, dialkylamino, amino and hydroxyl. The present invention simply combines a synthesis method to prepare multi-arm monomolecular white light-emitting materials with novel structure, high fluorescence quantum efficiency, excellent spectrum stability and electroluminescence performance and high color purity, and achieves the preparation of a highly efficient and spectrally stable electroluminescent devices with high color rendering index.

Disclosed herein are embodiments of aryl compounds and polymers thereof that are made using methods that do not require harsh conditions or expensive reagents. The methods disclosed herein utilize precursor compounds that can be polymerized to form polycyclic aromatic hydrocarbons and polymers, such as carbon-based polymers like nanostructures (e.g., graphene or graphene-like nanoribbons).

Disclosed herein are embodiments of aryl compounds and polymers thereof that are made using methods that do not require harsh conditions or expensive reagents. The methods disclosed herein utilize precursor compounds that can be polymerized to form polycyclic aromatic hydrocarbons and polymers, such as carbon-based polymers like nanostructures (e.g., graphene or graphene-like nanoribbons).