Kazunobu Igawa

发表

Site-Selective Supramolecular Complexation Activates Catalytic Ethane Oxidation by a Nitrido-Bridged Iron Porphyrinoid Dimer.

Nozomi Mihara, Yasuyuki Yamada, H. Takaya, 2018, Chemistry.

Oxygen Reduction to Water by a Cofacial Dimer of Iron(III)-Porphyrin and Iron(III)-Phthalocyanine Linked through a Highly Flexible Fourfold Rotaxane.

Nozomi Mihara, Yasuyuki Yamada, H. Takaya, 2017, Chemistry.

The effect of regioisomerism on the solid-state fluorescence of bis(piperidyl)anthracenes: structurally simple but bright AIE luminogens†

Kazunobu Igawa, S. Sasaki, G. Konishi, 2015 .

Palladium-catalyzed Tandem Cyclodehydrogenation of o-Phenylenediyne-linked Bis(arenol)s to Produce Benzodifuran-containing Condensed Heteroaromatic Ring Systems

Kazunobu Igawa, K. Tomooka, Masaki Furusawa, 2013 .

Synthesis and stereochemical behavior of a new chiral oxa[7]heterohelicene

Kazunobu Igawa, K. Tomooka, T. Uchida, 2011 .

Birefringence and photoluminescence properties of diphenylacetylene-based liquid crystal dimers

Kazunobu Igawa, M. Tokita, H. Tsuji, 2020 .

Thiazolobenzyne: a versatile intermediate for multisubstituted benzothiazoles.

Kazunobu Igawa, K. Tomooka, T. Hosoya, 2016, Chemical communications.

Nucleophilic substitution reaction at the nitrogen of arylsulfonamides with phosphide anion.

Kazunobu Igawa, K. Tomooka, S. Yoshida, 2012, Journal of the American Chemical Society.

Hydrogen bonding liquid crystalline benzoic acids with alkylthio groups: phase transition behavior and insights into the cybotactic nematic phase

Kazunobu Igawa, H. Tsuji, Y. Arakawa, 2017 .

Preparation of enantioenriched helical- and axial-chiral molecules by dynamic asymmetric induction.

Kazunobu Igawa, K. Tomooka, Y. Ano, 2022, Chemical communications.

Synthesis and Stereochemical Properties of Chiral Hetero[7]helicenes Structured by a Benzodiheterole Ring Core

Kazunobu Igawa, K. Tomooka, T. Punniyamurthy, 2017 .

Effects of alkylthio groups on phase transitions of organic molecules and liquid crystals: a comparative study with alkyl and alkoxy groups

Kazunobu Igawa, H. Tsuji, S. Sasaki, 2022, CrystEngComm.

Preparation of Enantioenriched Chiral Organic Molecules by Dynamic Asymmetric Induction from a Outer Chiral Source

Kazunobu Igawa, K. Tomooka, Kazuhiro Uehara, 2019, Chemistry Letters.

Aggregation-induced emission active D-π-A binaphthyl luminophore with dual-mode fluorescence

Kazunobu Igawa, S. Sasaki, G. Konishi, 2014 .

Bridged Stilbenes: AIEgens Designed via a Simple Strategy to Control the Non-radiative Decay Pathway.

K. Morokuma, Kazunobu Igawa, S. Sasaki, 2020, Angewandte Chemie.

KI–Tetraethylene Glycol Complex as an Effective Catalyst for the Synthesis of Cyclic Thiocarbonates from Epoxides and CS2

Kazunobu Igawa, Ryuichi Nishiyori, S. Shirakawa, 2018 .

Selective strain-promoted azide-alkyne cycloadditions through transient protection of bicyclo[6.1.0]nonynes with silver or gold.

Kazunobu Igawa, K. Tomooka, T. Hosoya, 2020, Chemical communications.

(Hexafluoroacetylacetonato)copper(I)-cycloalkyne complexes as protected cycloalkynes.

Kazunobu Igawa, K. Tomooka, T. Hosoya, 2020, Chemical communications.

Preparation of Oxysterols by C–H Oxidation of Dibromocholestane with Ru(Bpga) Catalyst

Kazunobu Igawa, K. Tomooka, Daiki Doiuchi, 2021, Molecules.

Planar chiral dialkoxysilane: introduction of inherent chirality and high reactivity in conventional achiral alkene.

Kazunobu Igawa, K. Tomooka, Shouji Miyasaka, 2014, Chemistry.

Synthesis of NMs-DACN: Small and Hydrophilic Click Reaction Device

Kazunobu Igawa, K. Tomooka, Yuuya Kawasaki, 2019, Chemistry Letters.

Heteroatom-embedded medium-sized cycloalkynes: concise synthesis, structural analysis, and reactions.

Kazunobu Igawa, K. Tomooka, Runyan Ni, 2015, Angewandte Chemie.

Transient Protection of Organic Azides from Click Reactions with Alkynes by Phosphazide Formation.

Kazunobu Igawa, K. Tomooka, T. Hosoya, 2018, Organic letters.

Stereoselective Total Synthesis of Zaragozic Acid A based on an Acetal

M. Kikuchi, Kazunobu Igawa, K. Tomooka, 2000, Angewandte Chemie.

Stereoselective Total Synthesis of Zaragozic Acid A based on an Acetal [1,2] Wittig Rearrangement

M. Kikuchi, Kazunobu Igawa, K. Tomooka, 2000 .

Stereochemical features of the [1,2]-Wittig rearrangement of O-glycosides derived from D-galactono- and D-xylono-γ-lactones: A new approach to the core part of zaragozic acids

M. Kikuchi, Kazunobu Igawa, K. Tomooka, 1999 .

Natural dolapyrrolidone: Isolation and absolute stereochemistry of a substructure of bioactive peptides.

Kazunobu Igawa, K. Tomooka, H. Nagai, 2020, Chirality.

Aryl-Allene Cyclization via a Hg(OTf)2-Catalytic Pathway.

Kazunobu Igawa, H. Imagawa, M. Nishizawa, 2016, Organic letters.

Preparation and investigation of the formation mechanism of submicron-sized spherical particles of gold using laser ablation and laser irradiation in liquids.

Kazunobu Igawa, N. Koshizaki, M. Tsuji, 2013, Physical chemistry chemical physics : PCCP.

Hydrophobicity/hydrophilicity tunable hyperbranched polystyrenes as novel supports for transition-metal nanoparticles.

Kazunobu Igawa, A. Tanaka, K. Chikama, 2012, Chemical communications.

Construction of Condensed Polycyclic Aromatic Frameworks through Intramolecular Cycloaddition Reactions Involving Arynes Bearing an Internal Alkyne Moiety.

K. Shimizu, Kazunobu Igawa, K. Tomooka, 2017, Chemistry.

Catalytic methane oxidation by a supramolecular conjugate based on a μ-nitrido-bridged iron porphyrinoid dimer

Kazunobu Igawa, K. Tomooka, Kentaro Tanaka, 2019, New Journal of Chemistry.

Analysis of Stereochemical Stability of Dynamic Chiral Molecules Using an Automated Microflow Measurement System.

Kazunobu Igawa, K. Tomooka, Shusaku Asano, 2021, The Journal of organic chemistry.

Highly Twisted N,N-Dialkylamines as a Design Strategy to Tune Simple Aromatic Hydrocarbons as Steric Environment-Sensitive Fluorophores.

K. Morokuma, Kazunobu Igawa, S. Sasaki, 2016, Journal of the American Chemical Society.

Oxidation of Silanes to Silanols on Pd Nanoparticles: H2 Desorption Accelerated by Surface Oxygen Atom

Kazunobu Igawa, K. Tomooka, K. Yoshizawa, 2013 .

Asymmetric Synthesis of Axially Chiral Benzocarbazole Derivatives Based on Catalytic Enantioselective Hydroarylation of Alkynes.

Kazunobu Igawa, K. Tomooka, R. Irie, 2018, Organic letters.

Gamma-silyl group effect in hydroalumination and carbolithiation of propargylic alcohols.

Kazunobu Igawa, K. Tomooka, 2005, Angewandte Chemie.

Asymmetric synthesis of chiral silacarboxylic acids and their ester derivatives.

Kazunobu Igawa, K. Tomooka, Naoto Kokan, 2010, Angewandte Chemie.

1,2-Insertion reactions of alkynes into Ge-C bonds of arylbromogermylene.

Kazunobu Igawa, K. Tomooka, S. Aoyama, 2020, Dalton transactions.

Enantioselective synthesis of planar chiral organonitrogen cycles.

Kazunobu Igawa, K. Tomooka, Kazuhiro Uehara, 2010, Journal of the American Chemical Society.

Stereoselective Intramolecular Dearomatizative [4+2] Cycloaddition of Linked Ethynylnaphthol-Benzofuran Systems

Kazunobu Igawa, K. Tomooka, Michinori Sumimoto, 2017 .

New synthetic approaches to fused polyheterocyclic compounds by using domino cyclization reactions of aromatic diyne and enyne systems

Kazunobu Igawa, K. Tomooka, Masaki Furusawa, 2014 .

Ozone Oxidation of Silylalkene: Mechanistic Study and Application for the Synthesis of Silacarboxylic Acid Derivatives.

Kazunobu Igawa, K. Tomooka, Yuuya Kawasaki, 2020, The Journal of organic chemistry.

Directing group-controlled hydrosilylation: regioselective functionalization of alkyne.

Kazunobu Igawa, K. Tomooka, Yuuya Kawasaki, 2011, Journal of the American Chemical Society.

Direct thioamination of arynes via reaction with sulfilimines and migratory N-arylation.

Kazunobu Igawa, K. Tomooka, S. Shimizu, 2015, Journal of the American Chemical Society.

Catalytic enantioselective synthesis of planar-chiral cyclic amides based on a Pd-catalyzed asymmetric allylic substitution reaction.

Masato M. Ito, Kazunobu Igawa, K. Tomooka, 2015, Journal of the American Chemical Society.

Base-catalyzed Schmittel cycloisomerization of o-phenylenediyne-linked bis(arenol)s to indeno[1,2-c]chromenes

Kazunobu Igawa, K. Tomooka, Masaki Furusawa, 2013 .

Internal-Edge-Substituted Coumarin-Fused [6]Helicenes: Asymmetric Synthesis, Structural Features, and Control of Self-Assembly.

Kazunobu Igawa, K. Tomooka, A. Ojida, 2018, Chemistry.

Chiral Silicon Molecules

Kazunobu Igawa, K. Tomooka, 2019, Organosilicon Chemistry.

Enantioselective Synthesis of Silacyclopentanes.

Kazunobu Igawa, K. Tomooka, Yusuke Abe, 2016, Angewandte Chemie.

Catalytic enantioselective synthesis of alkenylhydrosilanes.

Kazunobu Igawa, K. Tomooka, Daisuke Yoshihiro, 2012, Angewandte Chemie.

Asymmetric ozone oxidation of silylalkenes using a C2-symmetrical dialkoxysilyl group as a chiral auxiliary.

Kazunobu Igawa, K. Tomooka, Kosuke Nishino, 2014, Chemistry.

Addition-type Oxidation of Silylalkene Using Ozone: An Efficient Approach for Acyloin and Its Derivatives

Kazunobu Igawa, K. Tomooka, Yuuya Kawasaki, 2011 .

Synthesis of fluorescent polycarbonates with highly twisted N,N-bis(dialkylamino)anthracene AIE luminogens in the main chain

K. Morokuma, Kazunobu Igawa, M. Tokita, 2019, RSC advances.

Synthesis, Structural Analysis, and Reaction of 3-Aza-5-[7]orthocyclophyne

T. Kawabata, Kazunobu Igawa, K. Tomooka, 2013 .

Synthesis and Stereochemical Analysis of Planar-Chiral (E)-4-[7]Orthocyclophene.

Kazunobu Igawa, K. Tomooka, Kazuhiro Uehara, 2016, The Journal of organic chemistry.

Directional control of π-conjugation enabled by distortion of the donor plane in diarylaminoanthracenes: a photophysical study.

Kazunobu Igawa, S. Sasaki, G. Konishi, 2015, The journal of physical chemistry. A.

Alkylthio- and alkyl-substituted asymmetric diphenyldiacetylene-based liquid crystals: phase transitions, mesophase and single-crystal structures, and birefringence

Kazunobu Igawa, H. Tsuji, Y. Arakawa, 2019, Liquid Crystals.

4′-Alkylseleno-4-cyanobiphenyls, nSeCB: synthesis and substituent effects on the phase-transition and liquid crystalline behaviors

Kazunobu Igawa, H. Tsuji, S. Sasaki, 2022, CrystEngComm.

An efficient generation method and remarkable reactivities of 3-triflyloxybenzyne.

Kazunobu Igawa, K. Tomooka, T. Hosoya, 2014, Chemical communications.

SYNTHESIS AND STRUCTURAL ANALYSIS OF NINE-MEMBERED ENYNE NITROGEN HETEROCYCLES

T. Kawabata, Kazunobu Igawa, K. Tomooka, 2015 .

Carbonyl- and thioether-linked cyanobiphenyl-based liquid crystal dimers exhibiting twist-bend nematic phases

Kazunobu Igawa, H. Tsuji, Y. Arakawa, 2021 .

Celecoxib and 2,5‐dimethylcelecoxib inhibit intestinal cancer growth by suppressing the Wnt/β‐catenin signaling pathway

Y. Nakatsu, T. Tsuzuki, Y. Nakabeppu, 2016, Cancer science.

Anti‐tumor effects of differentiation‐inducing factor‐1 in malignant melanoma: GSK‐3‐mediated inhibition of cell proliferation and GSK‐3‐independent suppression of cell migration and invasion

Kazunobu Igawa, K. Tomooka, F. Takahashi‐Yanaga, 2017, Biochemical pharmacology.

2,5-Dimethylcelecoxib attenuates cardiac fibrosis caused by cryoinjury-induced myocardial infarction by suppressing the fibroblast-to-myofibroblast transformation via inhibition of the TGF-β signaling pathway.

Kazunobu Igawa, K. Tomooka, F. Takahashi‐Yanaga, 2022, Biochemical pharmacology.

Differentiation-inducing factor-3 inhibits intestinal tumor growth in vitro and in vivo.

Y. Nakatsu, T. Tsuzuki, Y. Nakabeppu, 2015, Journal of pharmacological sciences.

Synthesis, Stereochemical Analysis, and Transformation of Oxa-[7]orthocyclophene

Kazunobu Igawa, K. Tomooka, Yuuya Kawasaki, 2022, Chemistry Letters.

Cardiac and renal protective effects of 2,5-dimethylcelecoxib in angiotensin II and high-salt-induced hypertension model mice

Kazunobu Igawa, K. Tomooka, F. Takahashi‐Yanaga, 2020, Journal of hypertension.

The K-Region in Pyrenes as a Key Position to Activate Aggregation-Induced Emission: Effects of Introducing Highly Twisted N,N-Dimethylamines.

K. Morokuma, Kazunobu Igawa, S. Sasaki, 2017, The Journal of organic chemistry.

Stereochemical study on planar-chiral cyclic molecules using polysaccharide-based column chromatography.

Kazunobu Igawa, K. Tomooka, Kazuhiro Uehara, 2022, Chirality.

Differentiation-inducing factor-1 potentiates adipogenic differentiation and attenuates the osteogenic differentiation of bone marrow-derived mesenchymal stem cells.

Kazunobu Igawa, K. Tomooka, F. Takahashi‐Yanaga, 2020, Biochimica et biophysica acta. Molecular cell research.

Rational Design and Synthesis of [5]Helicene-Derived Phosphine Ligands and Their Application in Pd-Catalyzed Asymmetric Reactions

Kazunobu Igawa, K. Tomooka, Takashi Shimizu, 2016, Scientific Reports.

Stereoselective oxy-functionalization of gamma-silyl allylic alcohols with ozone: a facile synthesis of silyl peroxide and its reactions.

Kazunobu Igawa, K. Tomooka, K. Sakita, 2006, Organic letters.

DIF-1 inhibits growth and metastasis of triple-negative breast cancer through AMPK-mediated inhibition of the mTORC1-S6K signaling pathway

Kazunobu Igawa, K. Tomooka, F. Takahashi‐Yanaga, 2021, Oncogene.

2,5-Dimethylcelecoxib prevents isoprenaline-induced cardiomyocyte hypertrophy and cardiac fibroblast activation by inhibiting Akt-mediated GSK-3 phosphorylation.

Kazunobu Igawa, K. Tomooka, F. Takahashi‐Yanaga, 2019, Biochemical pharmacology.

2,5-Dimethylcelecoxib prevents pressure-induced left ventricular remodeling through GSK-3 activation

Kazunobu Igawa, K. Tomooka, F. Takahashi‐Yanaga, 2017, Hypertension Research.

Planar-chiral [7]orthocyclophanes.

Kazunobu Igawa, K. Tomooka, Kazuhiro Uehara, 2012, Angewandte Chemie.

Synthesis and Stereochemical Behavior of (E)-Cyclononene Derivatives

Kazunobu Igawa, K. Tomooka, H. Inoue, 2011 .

Enantioselective synthesis of silanol.

Kazunobu Igawa, K. Tomooka, J. Takada, 2008, Journal of the American Chemical Society.

Differentiation‐inducing factor‐1 suppresses cyclin D1‐induced cell proliferation of MCF‐7 breast cancer cells by inhibiting S6K‐mediated signal transducer and activator of transcription 3 synthesis

Kazunobu Igawa, K. Tomooka, F. Takahashi‐Yanaga, 2019, Cancer Science.

DIF-1 exhibits anticancer activity in breast cancer via inhibition of CXCLs/CXCR2 axis-mediated communication between cancer-associated fibroblasts and cancer cells.

Kazunobu Igawa, K. Tomooka, T. Sasaguri, 2023, International immunopharmacology.

Vinylidene ortho-Quinone Methides: Unique Chiral Reaction Intermediates in Catalytic Asymmetric Synthesis.

Kazunobu Igawa, K. Tomooka, Masaki Furusawa, 2018, Chimia.

Celecoxib and 2,5-Dimethyl-Celecoxib Prevent Cardiac Remodeling Inhibiting Akt-Mediated Signal Transduction in an Inherited Dilated Cardiomyopathy Mouse Model

Kazunobu Igawa, K. Tomooka, F. Takahashi‐Yanaga, 2011, Journal of Pharmacology and Experimental Therapeutics.

Thieme Chemistry Journals Awardees: Where Are They Now? One-Pot Synthesis of Versatile Buckle Units for Click Chemistry: 4,8-Diazacyclononynes (DACNs)

Kazunobu Igawa, K. Tomooka, S. Aoyama, 2017, Synlett.

Kazunobu Igawa, K. Tomooka, F. Takahashi‐Yanaga, 2019, Cancer science.

Direct thioamination of arynes via reaction with sulfilimines and migratory N-arylation.

Kazunobu Igawa, K. Tomooka, S. Shimizu, 2015, Journal of the American Chemical Society.

Phase behaviour of ester-linked cyanobiphenyl dimers and fluorinated analogues: the direct isotropic to twist-bend nematic phase transition

Kazunobu Igawa, Yukiharu Arakawa, Kyohei Horita, 2023, Liquid Crystals.

Celecoxib and 2,5-Dimethyl-Celecoxib Prevent Cardiac Remodeling Inhibiting Akt-Mediated Signal Transduction in an Inherited Dilated Cardiomyopathy Mouse Model

Kazunobu Igawa, K. Tomooka, T. Sasaguri, 2011, Journal of Pharmacology and Experimental Therapeutics.

Copper-free Huisgen Cycloaddition for the 14-3-3-Templated Synthesis of Fusicoccin-Peptide Conjugates.

Kazunobu Igawa, K. Tomooka, H. Fujii, 2020, Chemistry, an Asian journal.

Enantioselective Synthesis of Silacyclopentanes.

Kazunobu Igawa, K. Tomooka, Yusuke Abe, 2016, Angewandte Chemie.

Differentiation-inducing factor-1 reduces lipopolysaccharide-induced vascular cell adhesion molecule-1 by suppressing mTORC1-S6K signaling in vascular endothelial cells.

Kazunobu Igawa, K. Tomooka, T. Sasaguri, 2023, Life sciences.

Near‐room‐temperature π‐conjugated nematic liquid crystals in molecules with a flexible seven‐membered ring structure

Kazunobu Igawa, M. Tokita, Riki Iwai, 2024, Aggregate.

Selenium-linked cyanobiphenyl-based liquid crystal dimers: the effects of chalcogen linkage and spacer length on the twist-bend nematic phase

Kazunobu Igawa, Takuma Shiba, Yuki Arakawa, 2024, Liquid Crystals.