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Your search keyword '"Akita, Munetaka"' showing total 15 results
Start Over Author "Akita, Munetaka" Topic photochemistry, radiation chemistry, chemoluminescence
15 results on '"Akita, Munetaka"'

6. ChemInform Abstract: Photoredox-Catalyzed Stereoselective Conversion of Alkynes into Tetrasubstituted Trifluoromethylated Alkenes.

Author

Tomita, Ren, Koike, Takashi, and Akita, Munetaka

Subjects
*ALKYNE synthesis, *BENZENE compound synthesis, *SUBSTITUENTS (Chemistry), *STEREOSELECTIVE reactions, *PHOTOCHEMISTRY, *RADIATION chemistry
Abstract

A broad spectrum of aromatic alkynes is treated with the Yagupol′skii-Umemoto reagent (II) under blue LED irradiation to produce tetrasubstituted alkenes bearing a triflate function for further elaboration. [ABSTRACT FROM AUTHOR]

Published
2016
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7. ChemInform Abstract: Regiospecific Intermolecular Aminohydroxylation of Olefins by Photoredox Catalysis.

Author

Miyazawa, Kazuki, Koike, Takashi, and Akita, Munetaka

Subjects
*HYDROXYLATION, *ALKENES, *AMINO compounds, *OXIDATION-reduction reaction, *PHOTOCATALYSIS, *PYRIDINIUM compounds
Abstract

The present photocatalytic system enables regiospecific intermolecular three-component aminohydroxylation of olefins bearing a wide variety of functionalities. [ABSTRACT FROM AUTHOR]

Published
2016
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8. ChemInform Abstract: Intermolecular Aminotrifluoromethylation of Alkenes by Visible-Light-Driven Photoredox Catalysis.

Author

Yasu, Yusuke, Koike, Takashi, and Akita, Munetaka

Subjects
*METHYLATION, *ALKENES, *VISIBLE spectra, *CATALYSIS, *CARBON-carbon bonds, *DOUBLE bonds, *AMINO acids
Abstract

The authors present a highly efficient and regioselective difunctionalization method of C=C double bonds, also applicable to steroid and amino acid scaffolds at 'late stage'. [ABSTRACT FROM AUTHOR]

Published
2013
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12. ChemInform Abstract: Oxydifluoromethylation of Alkenes by Photoredox Catalysis: Simple Synthesis of CF2H-Containing Alcohols.

Author

Arai, Yusuke, Tomita, Ren, Ando, Gaku, Koike, Takashi, and Akita, Munetaka

Subjects
*ALCOHOLS (Chemical class), *FLUOROCARBONS, *ALKENES, *OXIDATION-reduction reaction, *PHOTOCATALYSIS
Abstract

The title reaction allows a single-step and regioselective formation of C(sp3)-CF2H and C(sp3)-O bonds from C=C double bonds in terminal and internal alkenes, e.g. (I), (IV), (VI), and (VIII). [ABSTRACT FROM AUTHOR]

Published
2016
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13. ChemInform Abstract: Trifluoromethylation of Aromatic Alkenes by Visible-Light-Driven Photoredox Catalysis: Direct Conversion of Alkenes to 3-Trifluoromethyl-1-propenyl and 1,3-Bis(trifluoromethyl)-1-propenyl Derivatives.

Author

Asano, Masashi, Tomita, Ren, Koike, Takashi, and Akita, Munetaka

Subjects
*ALKENE derivatives, *CATALYSIS
Abstract

The article presents chemical equations related to the article "Trifluoromethylation of Aromatic Alkenes by Visible-Light-Driven Photoredox Catalysis" by Masashi Asano and others, published in the "J. Fluorine Chem" in 2015.

Published
2016
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14. ChemInform Abstract: Highly Regio- and Diastereoselective Synthesis of CF3-Substituted Lactones via Photoredox-Catalyzed Carbolactonization of Alkenoic Acids.

Author

Yasu, Yusuke, Arai, Yusuke, Tomita, Ren, Koike, Takashi, and Akita, Munetaka

Subjects
*LACTONES, *ORGANIC synthesis, *STEREOSELECTIVE reactions, *REGIOSELECTIVITY (Chemistry), *OXIDATION-reduction reaction, *ALKENES, *TRIFLUOROMETHYL compounds
Abstract

Trifluoromethylative lactonization of both terminal and internal alkenoic acids by photoredox catalysis is developed. [ABSTRACT FROM AUTHOR]

Published
2014
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15. ChemInform Abstract: Visible-Light-Induced Hydroalkoxymethylation of Electron-Deficient Alkenes by Photoredox Catalysis.

Author

Miyazawa, Kazuki, Yasu, Yusuke, Koike, Takashi, and Akita, Munetaka

Subjects
*ALKENES, *METHYLATION, *VISIBLE spectra
Abstract

The article presents chemical equations related to the synthesis of hydroalkoxymethylation of electron-deficient alkenes by photoredox catalysis and induced by visible light published in the journal "Chemical Communications" in 2013.

Published
2013
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