A method of making a chemical product includes reacting a compound represented by Chemical Formula 1 with a metal alkyl chalcogenide using a palladium catalyst and a tertiary phosphine catalyst to obtain a first intermediate represented by Chemical Formula 2, obtaining a second intermediate represented by Chemical Formula 3 from the first intermediate, obtaining a third intermediate from the second intermediate and a compound represented by Chemical Formula 4, obtaining a fourth intermediate including a chalcogen-containing ring from the third intermediate, and performing a cyclization reaction of the fourth intermediate to obtain a fused heteroaromatic compound. A fused heteroaromatic compound obtained by the method, an intermediate thereof, and a synthetic method of the intermediate are disclosed.

A compound which, when used for organic semiconductor films in organic thin-film transistors, makes the organic thin-film transistors exhibit a high carrier mobility, a material for an organic thin-film transistor for which the compound is used, a composition for an organic thin-film transistor, an organic thin-film transistor and a method for manufacturing the same, and an organic semiconductor film. The organic thin-film transistor contains a compound represented by General Formula (1) in an organic semiconductor film (organic semiconductor layer) thereof. ##STR00001##

A compound which, when used for organic semiconductor films in organic thin-film transistors, makes the organic thin-film transistors exhibit a high carrier mobility, a material for an organic thin-film transistor for which the compound is used, a composition for an organic thin-film transistor, an organic thin-film transistor and a method for manufacturing the same, and an organic semiconductor film. The organic thin-film transistor contains a compound represented by General Formula (1) in an organic semiconductor film (organic semiconductor layer) thereof. ##STR00001##

A method of synthesizing a fused heteroaromatic compound includes obtaining a first intermediate from a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2, obtaining a second intermediate including a ring having a chalcogen element from the first intermediate, and obtaining a fused heteroaromatic compound by a cyclization reaction of the second intermediate.

A method of synthesizing a fused heteroaromatic compound includes obtaining a first intermediate from a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2, obtaining a second intermediate including a ring having a chalcogen element from the first intermediate, and obtaining a fused heteroaromatic compound by a cyclization reaction of the second intermediate.

New Te-salt compounds, including photoactive tellurium compounds useful for Extreme Ultraviolet Lithography.

New Te-salt compounds, including photoactive tellurium compounds useful for Extreme Ultraviolet Lithography.

A benzo[b]selenophene STING regulator, a preparation method therefore and use thereof are disclosed. The structure of the compound is shown in Formula I. A derivative, salt, stereoisomer, prodrug molecule and pharmaceutical composition of the present invention can serve as an immune regulator to effectively activate an innate immune regulation passageway to kill tumor cells.

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A benzo[b]selenophene STING regulator, a preparation method therefore and use thereof are disclosed. The structure of the compound is shown in Formula I. A derivative, salt, stereoisomer, prodrug molecule and pharmaceutical composition of the present invention can serve as an immune regulator to effectively activate an innate immune regulation passageway to kill tumor cells.

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Hallucinogenic and non-hallucinogenic serotonin receptor agonists are disclosed herein in addition to methods of making and using the same.