Hidemasa Hikawa

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Platinum(ii)-catalyzed dehydrative C3-benzylation of electron-deficient indoles with benzyl alcohols

Hidemasa Hikawa, Y. Matsuura, Shoko Kikkawa, 2019, Organic Chemistry Frontiers.

Palladium-Catalyzed Benzylic CH Benzylation via Bis-Benzylpalladium(II) Complexes in Water: An Effective Pathway for the Direct Construction of N-(1,2-Diphenylethyl)anilines

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2015 .

Au(III)/TPPMS-catalyzed benzylation of indoles with benzylic alcohols in water.

Hidemasa Hikawa, I. Azumaya, Hideharu Suzuki, 2013, The Journal of organic chemistry.

Characteristic Hydrogen Bonding Observed in the Crystals of Aromatic Sulfonamides: 1D Chain Assembly of Molecules and Chiral Discrimination on Crystallization

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2019, Crystal Growth & Design.

Does water suppress the racemization and decomposition of amino acids

Hidemasa Hikawa, Y. Yokoyama, Y. Murakami, 2001 .

Co-crystals of 9,9′-bianthracene-10,10′-dicarboxylic acid with linear bidentate basic ligand molecules: synthesis, crystal structure, and properties based on the layer structure exfoliated by water

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2020 .

Discovery of remogliflozin etabonate: A potent and highly selective SGLT2 inhibitor.

Toshihiro Nishimura, Hidemasa Hikawa, I. Azumaya, 2021, Bioorganic & medicinal chemistry.

Does water suppress the racemization and decomposition of amino acids

Hidemasa Hikawa, Y. Yokoyama, Y. Murakami, 2001 .

A Radical Pathway for Direct Substitution of Benzyl Alcohols with Water‐Soluble Copper Catalyst in Water

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2016 .

Synthesis and solvent vapor-induced transformations of crystals of 1D coordination polymers assembled with continuous void space

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2017 .

A phenotypic drug discovery study on thienodiazepine derivatives as inhibitors of T cell proliferation induced by CD28 co-stimulation leads to the discovery of a first bromodomain inhibitor.

H. Sumichika, K. Adachi, K. Iwata, 2016, Bioorganic & medicinal chemistry letters.

A Borrowing Hydrogen Strategy for Dehydrative Coupling of Aminoisoquinolines with Benzyl Alcohols in Water

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2020 .

Size and Shape Manipulation of Channel Structures Assembled Via Saddle stacking of Tetrapodal Adamantanes Containing Aryl Butadiynyl Moieties

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2021, ChemistrySelect.

Cylindrical macrocyclic compounds synthesized by connecting two bowl-shaped calix[3]aramide moieties: structures and chiroptical properties

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2020, RSC advances.

Direct Use of Benzylic Alcohols for Gold(III)‐Catalyzed S‐Benzylation of Mercaptobenzoic Acids in Water

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2016 .

Effect of Halogen Bonding on Chiral Assemblies of Achiral Sulfonamide Molecules in the Crystalline Phase

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2020, Crystal Growth & Design.

Synthesis and biological evaluation of novel tryptoline derivatives as indoleamine 2,3-dioxygenase (IDO) inhibitors.

Takafumi Suzuki, O. Takikawa, Hidemasa Hikawa, 2013, Bioorganic & medicinal chemistry.

Direct Use of Benzylic Alcohols for Multicomponent Synthesis of 2‐Aryl Quinazolinones Utilizing the π‐Benzylpalladium(II) System in Water

Makiko Takahashi, Hidemasa Hikawa, Shoko Kikkawa, 2021, Advanced Synthesis & Catalysis.

Water-promoted dehydrative coupling of 2-aminopyridines in heptane via a borrowing hydrogen strategy

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2021, RSC advances.

Cationic palladium(ii)-catalyzed dehydrative nucleophilic substitutions of benzhydryl alcohols with electron-deficient benzenethiols in water.

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2016, Organic & biomolecular chemistry.

Direct substitution of benzylic alcohols with electron-deficient benzenethiols viaπ-benzylpalladium(ii) in water.

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2015, Organic & biomolecular chemistry.

Palladium-catalyzed mono-N-allylation of unprotected anthranilic acids with allylic alcohols in aqueous media.

Hidemasa Hikawa, Y. Yokoyama, 2011, The Journal of organic chemistry.

N‐Benzylation/Benzylic C—H Amidation Cascade by the (η3‐Benzyl)palladium System in Aqueous Media: An Effective Pathway for the Direct Construction of 3‐Phenyl‐3,4‐dihydro‐(2H)‐1,2,4‐benzothiadiazine 1,1‐Dioxides.

Hidemasa Hikawa, I. Azumaya, Y. Yokoyama, 2014 .

N-Benzylation/Benzylic CH Amidation Cascade by the (η3-Benzyl)palladium System in Aqueous Media: An Effective Pathway for the Direct Construction of 3-Phenyl-3,4-dihydro- (2H)-1,2,4-benzothiadiazine 1,1-Dioxides

Hidemasa Hikawa, I. Azumaya, Y. Yokoyama, 2013 .

Pd-catalyzed benzylic C-H amidation with benzyl alcohols in water: a strategy to construct quinazolinones.

Hidemasa Hikawa, Y. Yokoyama, Yukari Ino, 2012, The Journal of organic chemistry.

Total Synthesis without Protection: Three‐Step Synthesis of Optically Active Clavicipitic Acids by a Biomimetic Route

Hidemasa Hikawa, Y. Yokoyama, Y. Murakami, 2004 .

Palladium‐Catalyzed Dehydrogenation of Benzyl Alcohols for Construction of 2‐Arylbenzimidazoles “On Water”

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2018 .

Gold(III)/Sodium Diphenylphosphinobenzene-3-sulfonate (TPPMS) Catalyzed Dehydrative N-Benzylation of Electron-Deficient Anilines in Water

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2019, Synthesis.

Mechanistic Studies for Synthesis of Bis(indolyl)methanes: Pd-Catalyzed C–H Activation of Indole–Carboxylic Acids with Benzyl Alcohols in Water

Hidemasa Hikawa, I. Azumaya, Y. Yokoyama, 2013 .

Pd-catalyzed C–H activation in water: synthesis of bis(indolyl)methanes from indoles and benzyl alcohols

Hidemasa Hikawa, Y. Yokoyama, 2013 .

Chemoselective benzylation of unprotected anthranilic acids with benzhydryl alcohols by water-soluble Au(III)/TPPMS in water.

Hidemasa Hikawa, I. Azumaya, Y. Yokoyama, 2013, The Journal of organic chemistry.

A borrowing hydrogen methodology: palladium-catalyzed dehydrative N-benzylation of 2-aminopyridines in water

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2018 .

Palladium-catalyzed benzylation of unprotected anthranilic acids with benzyl alcohols in water.

Hidemasa Hikawa, Y. Yokoyama, 2011, Organic letters.

Palladium-catalyzed mono-N-allylation of unprotected amino acids with 1,1-dimethylallyl alcohol in water.

Hidemasa Hikawa, Y. Yokoyama, 2011, Organic & biomolecular chemistry.

A palladium-catalyzed dehydrative N-benzylation/C–H benzylation cascade of 2-morpholinoanilines on water

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2018 .

Borrowing Hydrogen Methodology for N‐Benzylation using a π‐Benzylpalladium System in Water

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2016 .

Palladium‐Catalyzed Dehydrogenative Synthesis of Imidazoquinolines in Water

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2022, Asian Journal of Organic Chemistry.

Benzoyl methyl phosphates as efficient reagents in the one-pot tandem approach for the synthesis of 2-phenylbenzimidazoles in water

Hidemasa Hikawa, I. Azumaya, Y. Yokoyama, 2014 .

Pd-Catalyzed Benzylic C—H Amidation with Benzyl Alcohols in Water: A Strategy to Construct Quinazolinones.

Hidemasa Hikawa, Y. Yokoyama, Yukari Ino, 2012 .

Cobalt(II)/TPPMS‐Catalyzed Dehydrative Nucleophilic Substitution of Alcohols in Water

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2017 .

Benzoyl methyl phosphate as an efficient reagent for the selective monobenzoylation of N-Bz-FTY720

Hidemasa Hikawa, I. Azumaya, Y. Yokoyama, 2014 .

Convenient synthesis of chiral tryptophan derivatives using Negishi cross-coupling

Hidemasa Hikawa, Y. Yokoyama, M. Tanaka, 2011 .

Gold(III)-Catalyzed Decarboxylative C3-Benzylation of Indole-3-carboxylic Acids with Benzylic Alcohols in Water.

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2019, The Journal of organic chemistry.

Homochiral and heterochiral associations observed in crystals of ArSO2-(Aib)5-OMe

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2020 .

Syntheses without protection: a three-step synthesis of optically active clavicipitic acid by utilizing biomimetic synthesis of 4-bromotryptophan

Hidemasa Hikawa, Y. Yokoyama, Y. Murakami, 1999 .

Synthesis and chiroptical properties of cylindrical macrocycles comprising two calix[3]aramide moieties.

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2020, Organic & biomolecular chemistry.

High Proportion of Chiral Crystallization of Achiral Indolyl Sulfonamides: Effect of Intermolecular Interactions

Hidemasa Hikawa, Shoko Kikkawa, I. Azumaya, 2021, Crystal Growth & Design.

Mercaptobenzoic acid-palladium(0) complexes as active catalysts for S-benzylation with benzylic alcohols via (η(3)-benzyl)palladium(II) cations in water.

Hidemasa Hikawa, I. Azumaya, 2014, Organic & biomolecular chemistry.

Chemoselective Palladium‐Catalyzed Reaction in Aqueous Media: Selectivity in the Reaction of Haloanilines with 1,1‐Dimethylallyl Alcohol

Hidemasa Hikawa, Y. Yokoyama, H. Okuno, 2007 .

Direct use of allylic alcohols for palladium-catalyzed synthesis of 3-allylbenzo[b]thiophenes, benzofurans and indoles in aqueous media

Hidemasa Hikawa, Keisuke Kato, Keisuke Takahashi, 2015 .

An efficient route to N-alkylated 3,4-dihydroisoquinolinones with substituents at the 3-position

Hidemasa Hikawa, I. Azumaya, M. Tanaka, 2018, RSC advances.

Palladium-catalyzed S-benzylation of unprotected mercaptobenzoic acid with benzyl alcohols in water.

Hidemasa Hikawa, Y. Yokoyama, 2012, Organic & biomolecular chemistry.

An exceptionally mild synthetic strategy using cascade reaction for 3,4‐dihydronaphthyridinones having aliphatic substituent on amide nitrogen

Hidemasa Hikawa, I. Azumaya, M. Tanaka, 2019, ChemistrySelect.

Cocrystal or Salt Crystallization for Active Pharmaceutical Ingredients By Using Deep Eutectic Solvents

Hidemasa Hikawa, I. Azumaya, Shuji Noguchi, 2023, Crystal Growth & Design.

Synthesis of a key intermediate for the preparation of FTY720 analogs.

Hidemasa Hikawa, Y. Yokoyama, Maiko Hamada, 2012, Chemical & pharmaceutical bulletin.