All Stories

  1. Sigmoidally hydrochromic molecular porous crystal with rotatable dendrons

    Article • Communications Chemistry, August 2020, Springer Science + Business Media

    Professor Youhei Takeda

  2. Palladium-Catalyzed Regioselective and Stereospecific Ring-Opening Cross-Coupling of Aziridines: Experimental and Computational Studies

    Article • Accounts of Chemical Research, August 2020, American Chemical Society (ACS)

    Professor Youhei Takeda

  3. Effect of Alkyl Groups in Pyrene Chromophore on the Mechanical Response of Pyrene‐Octafluoronaphthalene Co‐Crystals

    Article • Chemistry - An Asian Journal, March 2020, Wiley

    Professor Youhei Takeda

  4. Thermally Activated Delayed Fluorescent Donor–Acceptor–Donor–Acceptor π-Conjugated Macrocycle for Organic Light-Emitting Diodes

    Article • Journal of the American Chemical Society, January 2020, American Chemical Society (ACS)

    Professor Youhei Takeda

  5. Alchemy of donor–acceptor–donor multi-photofunctional organic materials: from construction of electron-deficient azaaromatics to exploration of functions

    Article • Chemical Communications, January 2020, Royal Society of Chemistry

    Professor Youhei Takeda

  6. Front Cover: Hydrostatic Pressure‐Controlled Ratiometric Luminescence Responses of a Dibenzo[ a,j ]phenazine‐Cored Mechanoluminophore (ChemPhotoChem 12/2019)

    Article • ChemPhotoChem, December 2019, Wiley

    Professor Youhei Takeda

  7. Molecular Packing and Solid‐State Photophysical Properties of 1,3,6,8‐Tetraalkylpyrenes

    Article • Chemistry - A European Journal, October 2019, Wiley

    Professor Youhei Takeda

  8. Molecular Packing and Solid‐state Photophysical Properties of 1,3,6,8‐Tetraalkylpyrenes

    Article • Chemistry - A European Journal, August 2019, Wiley

    Professor Youhei Takeda

  9. Hydrostatic Pressure‐Controlled Ratiometric Luminescence Responses of Dibenzo[a,j]phenazine‐Cored Mechanoluminophore

    Article • ChemPhotoChem, August 2019, Wiley

    Professor Youhei Takeda

  10. Asymmetric Synthesis of β 2 ‐Aryl Amino Acids through Pd‐Catalyzed Enantiospecific and Regioselective Ring‐Opening Suzuki–Miyaura Arylation of Aziridine‐2‐carboxylates

    Article • Chemistry - A European Journal, July 2019, Wiley

    Professor Youhei Takeda

  11. Computational Study on the Mechanism and Origin of the Regioselectivity and Stereospecificity in Pd/SIPr-Catalyzed Ring-Opening Cross-Coupling of 2-Arylaziridines with Arylboronic Acids

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

    Professor Youhei Takeda

  12. Ni(II) 10-Phosphacorrole: A Porphyrin Analogue Containing Phosphorus at the Meso Position

    Article • Journal of the American Chemical Society, March 2019, American Chemical Society (ACS)

    Professor Youhei Takeda

  13. The impact of replacement of nitrogen with phosphorus atom in the pyromellitic diimides on their photophysical and electrochemical properties

    Article • Electrochimica Acta, February 2019, Elsevier

    Professor Youhei Takeda

  14. Recent Advancements in and the Future of Organic Emitters: TADF- and RTP-Active Multifunctional Organic Materials

    Article • Chemistry - An Asian Journal, January 2019, Wiley

    Professor Youhei Takeda

  15. Thermally activated delayed fluorescence vs. room temperature phosphorescence by conformation control of organic single molecules

    Article • Journal of Materials Chemistry C, January 2019, Royal Society of Chemistry

    Professor Youhei Takeda

  16. Aromatic-fused diketophosphanyl-core organic functional materials: phosphorus mimics of imides or beyond?

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

    Professor Youhei Takeda

  17. Catalyst-controlled regiodivergent ring-opening C(sp3)–Si bond-forming reactions of 2-arylaziridines with silylborane enabled by synergistic palladium/copper dual catalysis

    Article • Chemical Science, January 2019, Royal Society of Chemistry

    Professor Youhei Takeda

  18. Syntheses of Diverse Donor-Substituted Bisbenzofuro[2,3-b:3′,2′-e]pyridines (BBZFPys) via Pd Catalysis, and Their Photophysical Properties

    Article • The Journal of Organic Chemistry, August 2018, American Chemical Society (ACS)

    Professor Youhei Takeda

  19. FRET-mediated near infrared whispering gallery modes: studies on the relevance of intracavity energy transfer with Q-factors

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

    Professor Youhei Takeda, Dr Alexander JC Kuehne

  20. Conformationally-flexible and moderately electron-donating units-installed D–A–D triad enabling multicolor-changing mechanochromic luminescence, TADF and room-temperature phosphorescence

    Article • Chemical Communications, January 2018, Royal Society of Chemistry

    Professor Youhei Takeda

  21. An optical and electrical study of full thermally activated delayed fluorescent white organic light-emitting diodes

    Article • Scientific Reports, July 2017, Nature

    Professor Youhei Takeda

  22. Thermally activated delayed fluorescent phenothiazine–dibenzo[a,j]phenazine–phenothiazine triads exhibiting tricolor-changing mechanochromic luminescence

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

    Professor Youhei Takeda

  23. Oxidative Self-Annulation of 2,5-Diaryl-3,4-diaminothiophene via C–C and C–S Bond Cleavage of the Thiophene Ring: A New Synthesis of an Amino-Substituted Triarylthieno[3,4-b]pyrazines and Their Photophysical Properties

    Article • Heterocycles, January 2017, Japan Institute of Heterocyclic Chemistry

    Professor Youhei Takeda

  24. Thieno[3,4-c ]phosphole-4,6-dione: A Versatile Building Block for Phosphorus-Containing Functional π-Conjugated Systems

    Article • Chemistry - A European Journal, June 2016, Wiley

    Professor Youhei Takeda

  25. Dibenzo[a,j]phenazine-Cored Donor-Acceptor-Donor Compounds as Green-to-Red/NIR Thermally Activated Delayed Fluorescence Organic Light Emitters

    Article • Angewandte Chemie, April 2016, Wiley

    Professor Youhei Takeda

  26. Dibenzo[a,j]phenazine-Cored Donor-Acceptor-Donor Compounds as Green-to-Red/NIR Thermally Activated Delayed Fluorescence Organic Light Emitters

    Article • Angewandte Chemie International Edition, April 2016, Wiley

    Professor Youhei Takeda

  27. Ring-contractive and -Closing Skeletal Rearrangement of 1,1’-Binaphthalene-2,2’-Diamines (Binams) Induced by an Iodine-Containing Oxidant: Synthesis of Spiro[Benzo[e]Indole-1,1'-inden]-2-amines and Application to an Aiee-active BF2 Complex

    Article • Heterocycles, January 2016, Japan Institute of Heterocyclic Chemistry

    Professor Youhei Takeda

  28. Palladium-catalyzed regioselective and stereo-invertive ring-opening borylation of 2-arylaziridines with bis(pinacolato)diboron: experimental and computational studies

    Article • Chemical Science, January 2016, Royal Society of Chemistry

    Professor Youhei Takeda

  29. PROFILE: Early Excellence in Physical Organic Chemistry

    Article • Journal of Physical Organic Chemistry, December 2015, Wiley

    Professor Youhei Takeda

  30. ChemInform Abstract: 2-Halogenoimidazolium Salt Catalyzed Aza-Diels-Alder Reaction Through Halogen-Bond Formation.

    Article • ChemInform, May 2015, Wiley

    Professor Youhei Takeda

  31. ChemInform Abstract: A Facile Synthesis of Functionalized 7,8-Diaza[5]helicenes Through an Oxidative Ring-Closure of 1,1′-Binaphthalene-2,2′-diamines (BINAMs).

    Article • ChemInform, April 2015, Wiley

    Professor Youhei Takeda

  32. 2-Halogenoimidazolium Salt Catalyzed Aza-Diels–Alder Reaction through Halogen-Bond Formation

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

    Professor Youhei Takeda

  33. ChemInform Abstract: Oxidative Skeletal Rearrangement of 1,1′-Binaphthalene-2,2′-diamines (BINAMs) via C-C Bond Cleavage and Nitrogen Migration: A Versatile Synthesis of U-Shaped Azaacenes.

    Article • ChemInform, January 2015, Wiley

    Professor Youhei Takeda

  34. A facile synthesis of functionalized 7,8-diaza[5]helicenes through an oxidative ring-closure of 1,1’-binaphthalene-2,2’-diamines (BINAMs)

    Article • Beilstein Journal of Organic Chemistry, January 2015, Beilstein Institut

    Professor Youhei Takeda

  35. ChemInform Abstract: Pd/NHC-Catalyzed Enantiospecific and Regioselective Suzuki-Miyaura Arylation of 2-Arylaziridines: Synthesis of Enantioenriched 2-Arylphenethylamine Derivatives.

    Article • ChemInform, January 2015, Wiley

    Professor Youhei Takeda

  36. Revisiting Phosphorus Analogues of Phthalimides and Naphthalimides: Syntheses and Comparative Studies

    Article • Chemistry - A European Journal, November 2014, Wiley

    Professor Youhei Takeda

  37. 2,6-Diphospha-s-indacene-1,3,5,7(2 H,6 H)-tetraone: A Phosphorus Analogue of Aromatic Diimides with the Minimal Core Exhibiting High Electron-Accepting Ability

    Article • Chemistry - A European Journal, July 2014, Wiley

    Professor Youhei Takeda

  38. Pd/NHC-Catalyzed Enantiospecific and Regioselective Suzuki–Miyaura Arylation of 2-Arylaziridines: Synthesis of Enantioenriched 2-Arylphenethylamine Derivatives

    Article • Journal of the American Chemical Society, June 2014, American Chemical Society (ACS)

    Professor Youhei Takeda

  39. ChemInform Abstract: PCy3-Catalyzed Ring Expansion of Aziridinofullerenes with CO2and Aryl Isocyanates Evidence for a Two Consecutive Nucleophilic Substitution Pathway on the Fullerene Cage.

    Article • ChemInform, February 2014, Wiley

    Professor Youhei Takeda

  40. ChemInform Abstract: Hypervalent Iodine(III)-Induced Oxidation [4 + 2] Annulation of o-Phenylenediamines and Electron-Deficient Alkynes: Direct Synthesis of Quinoxalines from Alkyne Substrates under Metal-Free Conditions.

    Article • ChemInform, January 2014, Wiley

    Professor Youhei Takeda

  41. N1Unit Transfer Reaction to CC Double Bonds

    Article • January 2014, Wiley

    Professor Youhei Takeda

  42. Oxidative skeletal rearrangement of 1,1′-binaphthalene-2,2′-diamines (BINAMs) via C–C bond cleavage and nitrogen migration: a versatile synthesis of U-shaped azaacenes

    Article • Chemical Communications, January 2014, Royal Society of Chemistry

    Professor Youhei Takeda

  43. Oxidative Dimerization of (Hetero)aromatic Amines Utilizingt-BuOI Leading to (Hetero)aromatic Azo Compounds: Scope and Mechanistic Studies

    Article • The Journal of Organic Chemistry, December 2013, American Chemical Society (ACS)

    Professor Youhei Takeda

  44. PCy3-Catalyzed Ring Expansion of Aziridinofullerenes with CO2and Aryl Isocyanates: Evidence for a Two Consecutive Nucleophilic Substitution Pathway on the Fullerene Cage

    Article • Chemistry - A European Journal, August 2013, Wiley

    Professor Youhei Takeda

  45. ChemInform Abstract: A Practical Synthesis of Azobenzenes Through Oxidative Dimerization of Aromatic Amines Using tert-Butyl Hypoiodite.

    Article • ChemInform, July 2013, Wiley

    Professor Youhei Takeda

  46. ChemInform Abstract: Transition-Metal-Free Benzylic C-H Bond Intermolecular Amination Utilizing Chloramine-T and I2.

    Article • ChemInform, April 2013, Wiley

    Professor Youhei Takeda

  47. A Practical Synthesis of Azobenzenes through Oxidative Dimerization of Aromatic Amines Using tert-Butyl Hypoiodite

    Article • Synthesis, March 2013, Thieme Publishing Group

    Professor Youhei Takeda

  48. ChemInform Abstract: Oxidative Dimerization of Aromatic Amines Using tBuOI: Entry to Unsymmetric Aromatic Azo Compounds.

    Article • ChemInform, January 2013, Wiley

    Professor Youhei Takeda

  49. Hypervalent iodine(iii)-induced oxidative [4+2] annulation of o-phenylenediamines and electron-deficient alkynes: direct synthesis of quinoxalines from alkyne substrates under metal-free conditions

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

    Professor Youhei Takeda

  50. Cover Picture: Straightforward and Versatile Synthesis of Fullerooxazoles from C60and Carboxamides through Radical Reactions under Mild Conditions (Asian J. Org. Chem. 1/2013)

    Article • Asian Journal of Organic Chemistry, January 2013, Wiley

    Professor Youhei Takeda

  51. An Inclusion Complex of C60with Organosilylated γ-Cyclodextrin: Drastic Enhancement of Apparent Solubility of C60in Nonpolar and Weakly Polar Organic Solvents

    Article • Asian Journal of Organic Chemistry, December 2012, Wiley

    Professor Youhei Takeda

  52. Transition-metal-free Benzylic C–H Bond Intermolecular Amination Utilizing Chloramine-T and I2

    Article • Chemistry Letters, December 2012, The Chemical Society of Japan

    Professor Youhei Takeda

  53. Straightforward and Versatile Synthesis of Fullerooxazoles from C60and Carboxamides through Radical Reactions under Mild Conditions

    Article • Asian Journal of Organic Chemistry, October 2012, Wiley

    Professor Youhei Takeda

  54. Cyclizative Atmospheric CO2Fixation by Unsaturated Amines witht-BuOI Leading to Cyclic Carbamates

    Article • Organic Letters, September 2012, American Chemical Society (ACS)

    Professor Youhei Takeda

  55. Nucleophilic Ring-Opening ofN-o-Nosylaziridines withN-Chloro-N-Sodiocarbamate: Facile Preparation of Differentially Protected Vicinal Diamines

    Article • Asian Journal of Organic Chemistry, September 2012, Wiley

    Professor Youhei Takeda

  56. Selective Functionalization of Fullerenes withN,N-Dihalosulfonamides as an N1Unit: Versatile Syntheses of Aza[60]fulleroids and Aziridino[60]fullerenes and their Application to Photovoltaic Cells

    Article • Chemistry - A European Journal, August 2012, Wiley

    Professor Youhei Takeda

  57. An Air-Stable Low-Bandgap n-Type Organic Polymer Semiconductor Exhibiting Selective Solubility in Perfluorinated Solvents

    Article • Angewandte Chemie International Edition, August 2012, Wiley

    Professor Youhei Takeda

  58. An Air-Stable Low-Bandgap n-Type Organic Polymer Semiconductor Exhibiting Selective Solubility in Perfluorinated Solvents

    Article • Angewandte Chemie, August 2012, Wiley

    Professor Youhei Takeda

  59. Oxidative Dimerization of Aromatic Amines usingtBuOI: Entry to Unsymmetric Aromatic Azo Compounds

    Article • Angewandte Chemie International Edition, June 2012, Wiley

    Professor Youhei Takeda

  60. Oxidative Dimerization of Aromatic Amines usingtBuOI: Entry to Unsymmetric Aromatic Azo Compounds

    Article • Angewandte Chemie, June 2012, Wiley

    Professor Youhei Takeda

  61. 1,4-Bis(diarylamino)-2,5-bis(4-cyanophenylethenyl)benzenes: Fluorophores Exhibiting Efficient Red and Near-Infrared Emissions in Solid State

    Article • Angewandte Chemie, March 2012, Wiley

    Professor Youhei Takeda

  62. 1,4-Bis(diarylamino)-2,5-bis(4-cyanophenylethenyl)benzenes: Fluorophores Exhibiting Efficient Red and Near-Infrared Emissions in Solid State

    Article • Angewandte Chemie International Edition, March 2012, Wiley

    Professor Youhei Takeda

  63. Mechanistic Study of the Palladium-Catalyzed Stereoselective Cross-Coupling Reaction of 1,1-Dibromo-3,3,3-trifluoro-2-tosyloxypropene

    Article • Bulletin of the Chemical Society of Japan, December 2011, The Chemical Society of Japan

    Professor Youhei Takeda

  64. ChemInform Abstract: Generation of Nitrile Oxides from Oximes Using t-BuOI and Their Cycloaddition.

    Article • ChemInform, September 2011, Wiley

    Professor Youhei Takeda

  65. Diastereoselective Aziridination of Chiral Electron-Deficient Olefins withN-Chloro-N-sodiocarbamates Catalyzed by Chiral Quaternary Ammonium Salts

    Article • The Journal of Organic Chemistry, August 2011, American Chemical Society (ACS)

    Professor Youhei Takeda

  66. Twisting strategy applied to N,N-diorganoquinacridones leads to organic chromophores exhibiting efficient solid-state fluorescence

    Article • Tetrahedron Letters, August 2011, Elsevier

    Professor Youhei Takeda

  67. Synthesis and Photophysical Properties of Dimethoxybis(3,3,3-trifluoropropen-1-yl)benzenes: Compact Chromophores Exhibiting Violet Fluorescence in the Solid State

    Article • Chemistry - An Asian Journal, June 2011, Wiley

    Professor Youhei Takeda

  68. Generation of Nitrile Oxides from Oximes Usingt-BuOI and Their Cycloaddition

    Article • Organic Letters, June 2011, American Chemical Society (ACS)

    Professor Youhei Takeda

  69. Heterocyclic Reagents Containing Nitrogen–Halogen Bond: Recent Applications

    Article • January 2011, Springer Science + Business Media

    Professor Youhei Takeda

  70. Numerical Investigation of the Thermal Behavior in a Hydrogen Tank During Fast Filling Process

    Article • January 2011, ASME International

    Professor Youhei Takeda

  71. ChemInform Abstract: New Preparation and Synthetic Reactions of 3,3,3-Trifluoropropynyllithium, -Borate and -Stannane: Facile Synthesis of Trifluoromethylated Allenes, Arylacetylenes and Enynes

    Article • ChemInform, May 2010, Wiley

    Professor Youhei Takeda

  72. Design and synthesis of highly emissive solid fluorophores

    Article • August 2009, SPIE

    Professor Youhei Takeda

  73. New preparation and synthetic reactions of 3,3,3-trifluoropropynyllithium, -borate and -stannane: facile synthesis of trifluoromethylated allenes, arylacetylenes and enynes

    Article • Future Medicinal Chemistry, August 2009, Future Science

    Professor Youhei Takeda

  74. ChemInform Abstract: Preparation, Structure, and Diels-Alder Reaction of Phenyl(trifluoromethanesulfonate) (3,3,3-trifluoropropynyl)-λ3-iodane.

    Article • ChemInform, May 2009, Wiley

    Professor Youhei Takeda

  75. 1,4-Bis(alkenyl)-2,5-dipiperidinobenzenes: Minimal Fluorophores Exhibiting Highly Efficient Emission in the Solid State

    Article • Angewandte Chemie International Edition, May 2009, Wiley

    Professor Youhei Takeda

  76. 1,4-Bis(alkenyl)-2,5-dipiperidinobenzenes: Minimal Fluorophores Exhibiting Highly Efficient Emission in the Solid State

    Article • Angewandte Chemie, May 2009, Wiley

    Professor Youhei Takeda

  77. ChemInform Abstract: Stereoselective Preparation and Cope Rearrangement of 2-CF3-cis-2,3-Bis(alkenyl)oxiranes: A Facile Route to 2-CF3-Substituted Oxacycles.

    Article • ChemInform, March 2009, Wiley

    Professor Youhei Takeda

  78. Preparation, Structure, and Diels–Alder Reaction of Phenyl(trifluoromethanesulfonate)(3,3,3-trifluoropropynyl)-λ3-iodane

    Article • Chemistry Letters, December 2008, The Chemical Society of Japan

    Professor Youhei Takeda

  79. ChemInform Abstract: Straightforward Synthesis of CF3-Substituted Triarylethenes by Stereoselective Threefold Cross-Coupling Reactions.

    Article • ChemInform, March 2008, Wiley

    Professor Youhei Takeda

  80. Stereoselective Preparation and Cope Rearrangement of 2-CF3-cis-2,3-bis(alkenyl)oxiranes: A Facile Route to 2-CF3-Substituted Oxacycles

    Article • Heterocycles, January 2008, Japan Institute of Heterocyclic Chemistry

    Professor Youhei Takeda

  81. Straightforward Synthesis of CF3-Substituted Triarylethenes by Stereoselective Threefold Cross-Coupling Reactions

    Article • Angewandte Chemie, November 2007, Wiley

    Professor Youhei Takeda

  82. Straightforward Synthesis of CF3-Substituted Triarylethenes by Stereoselective Threefold Cross-Coupling Reactions

    Article • Angewandte Chemie International Edition, October 2007, Wiley

    Professor Youhei Takeda

  83. Novel Generation of 3,3,3-Trifluoropropynyllithium and Transformation of the Carbonyl Adducts to Trifluoromethyl-Substituted Allenes.

    Article • ChemInform, August 2007, Wiley

    Professor Youhei Takeda

  84. Novel Generation of 3,3,3-Trifluoropropynyllithium and Transformation of the Carbonyl Adducts to Trifluoromethyl-Substituted Allenes

    Article • Synlett, April 2007, Thieme Publishing Group

    Professor Youhei Takeda

  85. Facile Synthesis of Trifluoromethyl-Substituted Enynes: Remarkable Reactivity and Stereoselectivity of Tributyl(3,3,3-trifluoropropynyl)stannane in Carbostannylation of Alkynes.

    Article • ChemInform, April 2006, Wiley

    Professor Youhei Takeda

  86. Facile Synthesis of Trifluoromethyl-substituted Enynes: Remarkable Reactivity and Stereoselectivity of Tributyl(3,3,3-trifluoropropynyl)stannane in Carbostannylation of Alkynes

    Article • Chemistry Letters, December 2005, The Chemical Society of Japan

    Professor Youhei Takeda