All Stories

  1. Recent progress in photocatalytic reactions involving the excitation of electron-primed catalysts

    Article • Journal of Photochemistry and Photobiology, October 2023, Elsevier

    Prof. Dr. Takashi Koike

  2. Cover Feature: Fluoroalkyl Sulfoximines for Versatile Photocatalytic Radical Fluoroalkylations (Chem. Rec. 9/2023)

    Article • The Chemical Record, September 2023, Wiley

    Prof. Dr. Takashi Koike

  3. Small Aromatics Bearing Two Diarylamino Termini: Highly Reducing Organic Photocatalysts

    Article • Synlett, July 2023, Thieme Publishing Group

    Prof. Dr. Takashi Koike

  4. Fluoroalkyl Sulfoximines for Versatile Photocatalytic Radical Fluoroalkylations

    Article • The Chemical Record, March 2023, Wiley

    Prof. Dr. Takashi Koike

  5. One‐Electron Injection‐triggered Radical Reaction of Alkyl Benzoates Promoted by 1,4‐Bis(diphenylamino)benzene Photocatalysis

    Article • ChemCatChem, January 2023, Wiley

    Prof. Dr. Takashi Koike

  6. Synthesis of Organofluorine Compounds

    Article • January 2022, Springer Science + Business Media

    Prof. Dr. Takashi Koike

  7. Assemblies of 1,4-Bis(diarylamino)naphthalenes and Aromatic Amphiphiles: Highly Reducing Photoredox Catalysis in Water

    Article • Synlett, September 2021, Thieme Publishing Group

    Prof. Dr. Takashi Koike

  8. Innentitelbild: Chemistry of Tertiary Carbon Center in the Formation of Congested C−O Ether Bonds (Angew. Chem. 8/2021)

    Article • Angewandte Chemie, January 2021, Wiley

    Prof. Dr. Takashi Koike

  9. Inside Cover: Chemistry of Tertiary Carbon Center in the Formation of Congested C−O Ether Bonds (Angew. Chem. Int. Ed. 8/2021)

    Article • Angewandte Chemie International Edition, January 2021, Wiley

    Prof. Dr. Takashi Koike

  10. Simple generation of various α-monofluoroalkyl radicals by organic photoredox catalysis: modular synthesis of β-monofluoroketones

    Article • Chemical Communications, January 2021, Royal Society of Chemistry

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  11. Chemistry of Tertiary Carbon Center in the Formation of Congested C−O Ether Bonds

    Article • Angewandte Chemie, December 2020, Wiley

    Prof. Dr. Takashi Koike

  12. Chemistry of Tertiary Carbon Center in the Formation of Congested C−O Ether Bonds

    Article • Angewandte Chemie International Edition, December 2020, Wiley

    Prof. Dr. Takashi Koike

  13. Transition Metal-Free Supramolecular Photoredox Catalysis in Water: A Phenoxazine Photocatalyst Encapsulated in V-Shaped Aromatic Amphiphiles

    Article • ACS Catalysis, November 2020, American Chemical Society (ACS)

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  14. Laser Flash Photolysis Studies on Radical Monofluoromethylation by (Diarylamino)naphthalene Photoredox Catalysis: Long Lifetime of the Excited State is Not Always a Requisite

    Article • The Journal of Organic Chemistry, October 2020, American Chemical Society (ACS)

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  15. Fluoroalkanesulfinate Salts as Dual Fluoroalkyl and SO2 Sources: Atom-Economical Fluoroalkyl-Sulfonylation of Alkenes and Alkynes by Photoredox Catalysis

    Article • Organic Letters, March 2020, American Chemical Society (ACS)

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  16. Frontiers in Radical Fluoromethylation by Visible‐Light Organic Photocatalysis

    Article • Asian Journal of Organic Chemistry, March 2020, Wiley

    Prof. Dr. Takashi Koike

  17. Energy transfer-driven regioselective synthesis of functionalized phenanthridines by visible-light Ir photocatalysis

    Article • Organic Chemistry Frontiers, January 2020, Royal Society of Chemistry

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  18. Keto-Difluoromethylation of Aromatic Alkenes by Photoredox Catalysis: Step-Economical Synthesis of α-CF2H-Substituted Ketones in Flow

    Article • ACS Catalysis, June 2019, American Chemical Society (ACS)

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  19. Visible-Light-Triggered Monofluoromethylation of Alkenes by Strongly Reducing 1,4-Bis(diphenylamino)naphthalene Photoredox Catalysis

    Article • ACS Catalysis, April 2019, American Chemical Society (ACS)

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  20. Recent progress in photochemical radical di- and mono-fluoromethylation

    Article • Organic & Biomolecular Chemistry, January 2019, Royal Society of Chemistry

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  21. 18 Photocatalytic Introduction of Fluorinated Groups

    Article • January 2019, Thieme Publishing Group

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  22. Strongly Reducing (Diarylamino)anthracene Catalyst for Metal-Free Visible-Light Photocatalytic Fluoroalkylation

    Article • ACS Catalysis, September 2018, American Chemical Society (ACS)

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  23. Design of Photoredox Systems for Catalytic Fluoroalkylation of Alkenes

    Article • ECS Meeting Abstracts, April 2018, The Electrochemical Society

    Prof. Dr. Takashi Koike

  24. New Horizons of Photocatalytic Fluoromethylative Difunctionalization of Alkenes

    Article • Chem, March 2018, Elsevier

    Prof. Dr. Takashi Koike

  25. Photoredox radical C–H oxygenation of aromatics with aroyloxylutidinium salts

    Article • Organic Chemistry Frontiers, January 2018, Royal Society of Chemistry

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  26. Cover Picture: Photocatalytic Trifluoromethylthiolation of Aromatic Alkenes Associated with Hydroxylation and Alkoxylation (Asian J. Org. Chem. 4/2017)

    Article • Asian Journal of Organic Chemistry, April 2017, Wiley

    Prof. Dr. Takashi Koike

  27. Photocatalytic trifluoromethylthiolation

    Article • Asian Journal of Organic Chemistry, January 2017, Wiley

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  28. Photoredox-catalyzed oxytrifluoromethylation of allenes: stereoselective synthesis of 2-trifluoromethylated allyl acetates

    Article • Chemical Communications, January 2017, Royal Society of Chemistry

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  29. Metal-free di- and tri-fluoromethylation of alkenes realized by visible-light-induced perylene photoredox catalysis

    Article • Chemical Science, January 2017, Royal Society of Chemistry

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  30. Fine Design of Photoredox Systems for Catalytic Fluoromethylation of Carbon–Carbon Multiple Bonds

    Article • Accounts of Chemical Research, September 2016, American Chemical Society (ACS)

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  31. (Invited) Photoredox Catalysis: An Easy Access to Versatile Radical Functionalization

    Article • ECS Meeting Abstracts, September 2016, The Electrochemical Society

    Prof. Dr. Takashi Koike

  32. Diastereoselective Synthesis of CF3- and CF2H-Substituted Spiroethers from Aryl-Fused Cycloalkenylalkanols by Photoredox Catalysis

    Article • The Journal of Organic Chemistry, August 2016, American Chemical Society (ACS)

    Professor Munetaka Akita, Prof. Dr. Takashi Koike

  33. Aminohydroxylation of olefins with iminopyridinium ylides by dual Ir photocatalysis and Sc(OTf)3 catalysis

    Article • Tetrahedron, May 2016, Elsevier

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  34. Radical Pentafluorosulfanylphenylation of Styrenes by Photoredox Catalysis

    Article • Synlett, January 2016, Thieme Publishing Group

    Prof. Dr. Takashi Koike

  35. Combination of organotrifluoroborates with photoredox catalysis marking a new phase in organic radical chemistry

    Article • Organic & Biomolecular Chemistry, January 2016, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  36. A versatile strategy for difunctionalization of carbon–carbon multiple bonds by photoredox catalysis

    Article • Organic Chemistry Frontiers, January 2016, Royal Society of Chemistry

    Prof. Dr. Takashi Koike

  37. Oxydifluoromethylation of Alkenes by Photoredox Catalysis: Simple Synthesis of CF2 H-Containing Alcohols

    Article • Chemistry - A European Journal, December 2015, Wiley

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  38. 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

    Article • Journal of Fluorine Chemistry, November 2015, Elsevier

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  39. Photoredox-Catalyzed Stereoselective Conversion of Alkynes into Tetrasubstituted Trifluoromethylated Alkenes

    Article • Angewandte Chemie International Edition, September 2015, Wiley

    Prof. Dr. Takashi Koike

  40. Photoredox-Catalyzed Stereoselective Conversion of Alkynes into Tetrasubstituted Trifluoromethylated Alkenes

    Article • Angewandte Chemie International Edition, September 2015, Wiley

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  41. Anti -Diastereoselective Synthesis of CF 3 -Containing Spirooxazolines and Spirooxazines via Regiospecific Trifluoromethylative Spirocyclization by Photoredox Catalysis

    Article • Organic Letters, August 2015, American Chemical Society (ACS)

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  42. Regiospecific Intermolecular Aminohydroxylation of Olefins by Photoredox Catalysis

    Article • Chemistry - A European Journal, July 2015, Wiley

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  43. Sunlight-driven trifluoromethylation of olefinic substrates by photoredox catalysis: A green organic process

    Article • Comptes Rendus Chimie, July 2015, Elsevier

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  44. Synthesis and properties of diiron complexes with heteroaromatic linkers: An approach for modulation of organometallic molecular wire

    Article • Polyhedron, January 2015, Elsevier

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  45. Alkyl- and aryl-thioalkylation of olefins with organotrifluoroborates by photoredox catalysis

    Article • Organic Chemistry Frontiers, January 2015, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  46. Redox-economical radical generation from organoborates and carboxylic acids by organic photoredox catalysis

    Article • RSC Advances, January 2015, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  47. Recent progress in transition-metal-catalyzed trifluoromethylation of olefins using electrophilic CF3 reagents

    Article • Journal of Fluorine Chemistry, November 2014, Elsevier

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  48. Hydroaminomethylation of Olefins with Aminomethyltrifluoroborate by Photoredox Catalysis

    Article • Advanced Synthesis & Catalysis, September 2014, Wiley

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  49. Cover Picture: (Adv. Synth. Catal. 13/2014)

    Article • Advanced Synthesis & Catalysis, August 2014, Wiley

    Prof. Dr. Takashi Koike

  50. Frontispiz: Combining Photoredox-Catalyzed Trifluoromethylation and Oxidation with DMSO: Facile Synthesis of α-Trifluoromethylated Ketones from Aromatic Alkenes

    Article • Angewandte Chemie International Edition, July 2014, Wiley

    Prof. Dr. Takashi Koike

  51. Frontispiece: Combining Photoredox-Catalyzed Trifluoromethylation and Oxidation with DMSO: Facile Synthesis of α-Trifluoromethylated Ketones from Aromatic Alkenes

    Article • Angewandte Chemie International Edition, July 2014, Wiley

    Prof. Dr. Takashi Koike

  52. Combining Photoredox-Catalyzed Trifluoromethylation and Oxidation with DMSO: Facile Synthesis of α-Trifluoromethylated Ketones from Aromatic Alkenes

    Article • Angewandte Chemie International Edition, May 2014, Wiley

    Prof. Dr. Takashi Koike

  53. Combining Photoredox-Catalyzed Trifluoromethylation and Oxidation with DMSO: Facile Synthesis of α-Trifluoromethylated Ketones from Aromatic Alkenes

    Article • Angewandte Chemie International Edition, May 2014, Wiley

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  54. Direct C–H trifluoromethylation of di- and trisubstituted alkenes by photoredox catalysis

    Article • Beilstein Journal of Organic Chemistry, May 2014, Beilstein Institut

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  55. Trifluoromethylation by Visible-Light-Driven Photoredox Catalysis

    Article • Topics in Catalysis, March 2014, Springer Science + Business Media

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  56. Highly Regio- and Diastereoselective Synthesis of CF3-Substituted Lactones via Photoredox-Catalyzed Carbolactonization of Alkenoic Acids

    Article • Organic Letters, January 2014, American Chemical Society (ACS)

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  57. Visible-light radical reaction designed by Ru- and Ir-based photoredox catalysis

    Article • Inorganic Chemistry Frontiers, January 2014, Royal Society of Chemistry

    Prof. Dr. Takashi Koike

  58. 可視光（太陽光）促進有機金属触媒反応：フォトレドックス触媒と機能分担型二核錯体触媒系

    Article • Journal of Synthetic Organic Chemistry Japan, January 2014, The Society of Synthetic Organic Chemistry, Japan

    Prof. Dr. Takashi Koike

  59. Visible-Light-Induced Redox Reactions by Ruthenium Photoredox Catalyst

    Article • January 2014, Springer Science + Business Media

    Prof. Dr. Takashi Koike

  60. Visible-Light-Induced Photoredox Catalysis: An Easy Access to Green Radical Chemistry

    Article • Synlett, October 2013, Thieme Publishing Group

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  61. Intermolecular Aminotrifluoromethylation of Alkenes by Visible-Light-Driven Photoredox Catalysis

    Article • Organic Letters, April 2013, American Chemical Society (ACS)

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  62. Visible-light-induced synthesis of a variety of trifluoromethylated alkenes from potassium vinyltrifluoroborates by photoredox catalysis

    Article • Chemical Communications, January 2013, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  63. Photochromic Organometallics: Redox-Active Iron and Ruthenium Complexes with Photochromic DTE Ligand

    Article • January 2013, Springer Science + Business Media

    Prof. Dr. Takashi Koike

  64. Visible-light-induced hydroalkoxymethylation of electron-deficient alkenes by photoredox catalysis

    Article • Chemical Communications, January 2013, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  65. Visible Light-Induced Selective Generation of Radicals from Organoborates by Photoredox Catalysis

    Article • Advanced Synthesis & Catalysis, December 2012, Wiley

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  66. Three-component Oxytrifluoromethylation of Alkenes: Highly Efficient and Regioselective Difunctionalization of CC Bonds Mediated by Photoredox Catalysts

    Article • Angewandte Chemie International Edition, August 2012, Wiley

    Prof. Dr. Takashi Koike

  67. Three-component Oxytrifluoromethylation of Alkenes: Highly Efficient and Regioselective Difunctionalization of CC Bonds Mediated by Photoredox Catalysts

    Article • Angewandte Chemie International Edition, August 2012, Wiley

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  68. Color change of redox-active organometallic dithienylethene complexes by photochemical and redox processes

    Article • Dyes and Pigments, February 2012, Elsevier

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  69. Sunlight-driven synthesis of γ-diketones via oxidative coupling of enamines with silyl enol ethers catalyzed by [Ru(bpy)3]2+

    Article • Chemical Communications, January 2012, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  70. Visible-light-driven Oxidation of 1,3-Dicarbonyl Compounds via Catalytic Disproportionation of TEMPO by Photoredox Catalysis

    Article • Chemistry Letters, January 2012, Chemical Society of Japan

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  71. Theoretical Study on the Photocyclization Mechanism of Diarylethenes with Transition-Metal Substituents

    Article • Bulletin of the Chemical Society of Japan, January 2012, Chemical Society of Japan

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  72. 3,5-Bis(diphenylphosphinoethyl)pyrazolate ligand (PNNPC2) and its dirhodium complexes: Comparison with related quadridentate dinucleating diphenylphosphinomethyl (PNNPPy) and phthalazine derivatives (PNNPPh)

    Article • Inorganica Chimica Acta, August 2011, Elsevier

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  73. Making organometallic molecular wires via oxidative ligand coupling

    Article • Dalton Transactions, January 2011, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  74. Photo- and electro-chromic organometallics with dithienylethene (DTE) linker, L2CpM-DTE-MCpL2: Dually stimuli-responsive molecular switch

    Article • Dalton Transactions, January 2011, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  75. Dirhodium Complexes Bridged by Bis(diphenylphosphino)phthalazine (PNNPPh): Central Ring Size and Charge Effects As Compared with the Pyrazolate Derivative (PNNPPy)

    Article • Organometallics, November 2010, American Chemical Society (ACS)

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  76. Reversible, Fine Performance Tuning of an Organometallic Molecular Wire by Addition, Ligand Replacement and Removal of Dicobalt Fragments

    Article • European Journal of Inorganic Chemistry, July 2010, Wiley

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  77. Cover Picture: Photochromic Organometallics with a Dithienylethene (DTE) Bridge, [YCCDTECCY] (Y={MCp*(dppe)}): Photoswitchable Molecular Wire (M=Fe) versus Dual Photo- and Electrochromism (M=Ru) (Chem. Eur. J. 16/2010)

    Article • Chemistry - A European Journal, April 2010, Wiley

    Prof. Dr. Takashi Koike

  78. Photochromic Organometallics with a Dithienylethene (DTE) Bridge, [YCCDTECCY] (Y={MCp*(dppe)}): Photoswitchable Molecular Wire (M=Fe) versus Dual Photo- and Electrochromism (M=Ru)

    Article • Chemistry - A European Journal, April 2010, Wiley

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  79. 2-Dimensional molecular wiring based on toroidal delocalization of hexaarylbenzene

    Article • Chemical Communications, January 2010, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  80. Photoinduced Oxyamination of Enamines and Aldehydes with TEMPO Catalyzed by [Ru(bpy)3]2+

    Article • Chemistry Letters, January 2009, Chemical Society of Japan

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  81. Aerobic Oxidation of Alcohols with Bifunctional Transition-Metal Catalysts Bearing C-N Chelate Ligands

    Article • Chemistry - An Asian Journal, September 2008, Wiley

    Prof. Dr. Takashi Koike

  82. Synthesis and Reactivities of Cp*Ir Amide and Hydride Complexes Bearing C−N Chelate Ligands

    Article • Organometallics, May 2008, American Chemical Society (ACS)

    Prof. Dr. Takashi Koike

  83. Aerobic Oxidative Kinetic Resolution of Racemic Secondary Alcohols with Chiral Bifunctional Amido Complexes

    Article • Angewandte Chemie, March 2008, Wiley

    Prof. Dr. Takashi Koike

  84. Aerobic Oxidative Kinetic Resolution of Racemic Secondary Alcohols with Chiral Bifunctional Amido Complexes

    Article • Angewandte Chemie International Edition, March 2008, Wiley

    Prof. Dr. Takashi Koike

  85. Chemistry of polycarbon species: from clusters to molecular devices

    Article • Dalton Transactions, January 2008, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  86. Remarkable switching behavior of bimodally stimuli-responsive photochromic dithienylethenes with redox-active organometallic attachments

    Article • Chemical Communications, January 2008, Royal Society of Chemistry

    Prof. Dr. Takashi Koike, Professor Munetaka Akita

  87. Synthesis and properties of alkylruthenium complexes bearing primary and secondary amine ligands

    Article • Journal of Organometallic Chemistry, January 2007, Elsevier

    Prof. Dr. Takashi Koike

  88. Reaction of 16-Electron Ruthenium and Iridium Amide Complexes with Acidic Alcohols:  Intramolecular C−H Bond Activation and the Isolation of Cyclometalated Complexes

    Article • Organometallics, January 2005, American Chemical Society (ACS)

    Prof. Dr. Takashi Koike

  89. Mechanistic Aspects of Formation of Chiral Ruthenium Hydride Complexes from 16-Electron Ruthenium Amide Complexes and Formic Acid: Facile Reversible Decarboxylation and Carboxylation

    Article • Advanced Synthesis & Catalysis, January 2004, Wiley

    Prof. Dr. Takashi Koike

  90. Stereoselective Synthesis of Optically Active α-Hydroxy Ketones and anti-1,2-Diols via Asymmetric Transfer Hydrogenation of Unsymmetrically Substituted 1,2-Diketones

    Article • Organic Letters, November 2000, American Chemical Society (ACS)

    Prof. Dr. Takashi Koike