関東化学株式会社 TOP R&D Presentaions

Presentaions

Our company actively promotes joint researches with universities, public institutions and companies in various fields, and presents the results at academic conferences, etc. Below are some of the recent presentations at the conferences.

Organic synthesis and catalysts

  • Development of an Efficient Method for the Synthesis of Unprotected Unnatural α-Amino Acids by Using Chiral Iridium Catalyst
    T.Yajima, A.Katayama, T.Ito, K.Yabushita, T.Kawada, T.Yasuda, T.Ohta, T.Katayama, N.Utsumi, Y.Kayaki, S.Kuwata
    JSPC 2023 Summer Symposium, 2023
  • s-PICA-catalyzed asymmetric hydrogenation of ketones: reactivity, stereoselectivity, and substrate scope
    T.Yasuda, N.Utsumi, T.Takemoto, N.Arai, K.Kawaguchi, T. Namba, Y.Matsumoto, T.Katayama, T.Ohkuma
    JSPC 2022 Summer Symposium, 2022
  • Development of an Efficient Method for the Synthesis of Chiral Amines by Using New Chiral Iridium Catalyst
    T.Kawada, K.Yabushita, T.Yasuda, T.Ota, T.Yajima, K.Tanaka, N.Utsumi, Y.Kayaki, S.Kuwada, T.Katayama
    JSPC 2022 Summer Symposium, 2022
  • Reductive amination of ketonic compounds catalyzed by Cp*Ir (III) complexes bearing a picolinamidato ligand
    T. Yajima
    VIRTUAL EDITION OF WORLD CHEMISTRY CONFERENCE AND EXHIBITION(WCCE), 2021
  • Development of highly efficient catalysts for reductive amination of electron-deficient ketones
    M. Watanabe, K. Tanaka, K .Murata
    JSPC 2017 Summer Symposium, 2017
  • Asymmetric Hydrogenation of Polysubstituted Acetophenones Catalyzed by Chiral Ru(II) Complexes
    K. Kawaguchi, N. Arai, T. Katayama, N. Utsumi, K. Murata, T. Ohkuma
    The 97th CSJ Annuual Meeting, 2017
  • Asymmetric Hydrogenation of N-Benzylimines Catalyzed by Skewphos-diamine/Ru(II) Complexes
    R.Yamada, N.Arai, Y.Matsumoto, N.Utsumi, K.Tsutsumi, T.Ohkuma
    The 96th CSJ Annuual Meeting, 2016
  • Development of highly active iridium catalysts for reductive amination of carbonyl compounds
    K. Tanaka, K. Tsutsumi, K. Murata, M. Watanabe
    The 3rd International Symposium on Process Chemistry, 2015
  • Practical Asymmetric Hydrogenation of Sterically Congested Aromatic Ketones with Polysubstituents on Aromatic Rings
    T. Katayama, N. Arai, T. Namba, K. Murata, K. Tsutsumi, T. Ohkuma
    The 3rd International Symposium on Process Chemistry, 2015
  • Dehydrogenative Oxidation of Alcohls by Using Cp* Ir Catalyst without Oxidant
    Y.Ohsawa, M.Watanabe, K.Tsutsumi, K.Fujita, R.Yamaguchi
    The 95th CSJ Annual Meeting, 2015
  • Selective Hydrogenation Catalyzed by Alkyne Derivatives-Stabilized Palladium Nanoparticles
    N.Onodera, N.Arai, A.Dekita, J.Hori, T.Ohkuma
    The 95th CSJ Annual Meeting, 2015
  • KANTO'S CATALYST TECHNOLOGIES
    M. Watanabe
    Chiral India, 2014
  • Dehydrogenative Oxidation of Alcohols with Cp* Ir Catalysts
    Y.Osawa, M.Watanabe, K.Tsutsumi, K.Fujita, R.Yamaguchi
    JSPC 2014 Summer Symposium, 2014
  • Process Development of MeO-F12-BIPHEP and the Applicaton to Synthesis of Tolterodine Tartrate
    T.Takemoto, T.Yasuda, T.Hatakeyama, K.Tanaka, M.Watanabe, K.Tsutsumi, T.Korenaga
    JSPC 2014 Summer Symposium, 2014
  • Development of practical synthesis of optically active 1-(2,6-dichloro-3-fluorophenyl)ethanol
    T.Katayama, N.Arai, T.Nanba, K.Murata, K.Tsutsumi, T.Ohkuma
    JSPC 2014 Summer Symposium, 2014

Organic materials

  • Development of hole-transporting material which enables highly efficient and stable green OLED
    H.Kawano, M.Shimizu, S.Yui,T.Shinnai, A.Iwai, K.Tsuchiy,T.Yamamoto, H.Fukagawa
    The 76th JSAP Autumn Meeting 2015
  • Device Performance and Sythesis of Novel Hole Transport Materials for OLEDs
    J.Takahashi, T.Shinnai, H.Fukagawa, M.Shimizu, K.Tsuchiya
    The 94th CSJ Annual Meeting, 2014

Electronic chemicals

  • Improvement of hydrogen generation ability of Si-based agent by metal catalyst
    Y.Kobayashi, H.Kobayashi, T.Morita, T.Ohwada
    The 81st JSAP Autumn Meeting 2020
  • The Effects of Reductant on the Cleaning Performance for Ceria slurries with Post CMP cleaning
    A.Takanaka, Y.Taniguchi, T.Owada, H.Takahashi
    The Surface Preparation and Cleaning Conference, 2019
  • Fundamental Evaluation of Au Micro Bump Formed by Cyanide-Free Electroless Au Plating Process
    N. Watanabe, S. Nemoto, K. Kikuchi, M. Aoyagi, T. Tokuhisa, T. Owada, M. Kato
    Third International Conference in Advanced Manufacturing for Multifunctional Miniaturised Devices, 2014
  • Basic Evaluation of Au Micro Bumps Formed by Cyanide-Free Electroless Au Plating Process
    N. Watanabe, S. Nemoto, K. Kikuchi, M. Aoyagi, T. Tokuhisa, T. Owada, M. Kato
    16th Electronics Packaglng Technology Conference, 2014

Inorganic materials

  • Recovery of gaseous ammonia released from livestock farms by recyclable adsorbent
    A.Takahashi, K.Minami, K.Sakurai, M.Takasaki, R.Iwai, T.Kawamoto
    8th GLOBAL NITROGEN CONFERENCE, 2021
  • NH3 removal at livestock farm with adsorbent for the reduction of NH3 emission and for the improvement of breeding efficiency
    A.Takahashi, T.Nakamura, K.Minami, N.Doshu, H.Mikasa, R.Iwai, M.Takasaki, N.Yanai, K.Aoyama, T.Kawamoto
    NARO-MARCO International symposium, 2018
  • Composite of Prussian blue analogues and organic materials for NH3 adsorbent
    A. Takahashi, Y. Sugiyama, K. Lee, T. Hirano, N. Miyaguchi, T. Kobayashi, G. Kido, K. Yoshino, H. Tanaka, T. Kawamoto
    The 66th Conference of Japan Society of Coordination Chemistry, 2016
  • Iron phosphate glass vitrification of granular adsorbent containing prussian blue nanoparticles.
    K.Yoshino, K.Takasaki, G.Kido
    Atomic Energy Society of Japan 2016 Annual Meeting, 2016
  • Granular adsorbent using Prussian blue nanoparticles -(3)Thermal analysis-
    K.Yoshino, G.Kido, T.Iwata, K.Takasaki, D.Parajuli, H.Tanaka, T.Kawamoto
    Atomic Energy Society of Japan 2015 Annual Meeting, 2015
  • Granular adsorbent using Prussian blue nanoparticles -(2)Comparison with Prussian blue analogues-
    G.Kido, T.Iwata, K.Takasaki, D.Parajuri, H.Tanaka, T.Kawamoto, K.Yoshino
    Atomic Energy Society of Japan 2014 Fall Meeting, 2014
  • ADVANCEMENT ON ENVIRONMENTAL CESIUM DECONTAMINATION USING COPPER HEXACYANOFERRATE
    D. Parajuli, A. Takahashi, H. Tanaka, T. Kawamoto, G. Kido, M. Takasaki, K. Yoshino
    41st International Conference on Coordination Chemistry, 2014
  • FIELD TESTS OF RADIOACTIVE CS-DECONTAMIATION WITH PRUSSIAN BLUE NANONAPRICLES
    T. Kawamoto, H. Tanaka, K. Minami, A. Takahashi, H. Ogawa, D. Parajuli, A. Kitajima, Y. Kitajima, M. Osada, M. Yamaguchi, R. Kamimura, T. Kobayashi, T. Kawasaki, Y. Kawatsu, M. Takasaki, K. Yoshino
    41st International Conference on Coordination Chemistry, 2014
  • Efficient Caesium Adsorbent Using Micro Capsule Beads Nano-Prussian Blue
    A.Kitajima, H.Ogawa, T.Kawamoto, H.Tanaka, K.Yoshino, K.Takasaki
    The 94th CSJ Annual Meeting, 2014
  • Increase Cesium adsorption ability by water disparsion treatment of insoluble Ferrocyanide
    G.Kido, R.Iwai, H.Tanaka, T.Kawamoto, K.Yoshino
    Atomic Energy Society of Japan 2014 Annual Meeting, 2014
  • Granular adsorbent using Prussian blue nanoparticles -(1) Shape and adsorption properties for Cesium -
    K.Yoshino, K.Takasaki, G.Kido, H.Tanaka, T.Kawamoto
    Atomic Energy Society of Japan 2014 Annual Meeting, 2014

Daignostic reagents

  • Development of the High-Sensitivity Assay of Protein by New Principle of Three-Dimensional Complex with Protein-Copper-Chromazurol B
    E. Hokazono, Y. Fukuya, E. Ota, Y. Kawamoto, T. Tateishi, M. Kawano, S. Osawa, Y. Kayamori
    14th Asia-Pacific Federation for Clinical Biochemistry and Laboratory Medicine Congress(APFCB) , 2016

Cell culture

  • Applications of Adhesion Medium for Suspended Primary Human Hepatocytes
    T.Watanabe, T.Saito, G.A.Helene, N.Shiraki, S.Kume
    JSOT 2023 The 50th Annual Meeting of the Japanese Society of Toxicology, 2023
  • Effect of temperature on the Vitrigel-EIT method, an in vitro eye irritation test using human corneal epithelium model, and its countermeasure for obtaining accurate judgement
    H.Yamaguchi, T.Takezawa
    The 95th Annual Meeting of Japanese Tissue Culture Association, 2023
  • Establishment of a cell culture platform for human liver organoids for evaluating physiological hepatocyte function
    A.Yamaguchi, Y.Takahashi, A.Kuboyama-Sasaki, Y.Yamauchi, R.Sato
    2023 International Joint Meeting of the 23rd International Conference on Cytochrome P450 and the 38th Annual Meeting of the Japanese Society for the Study of Xenobiotics [2023 ICCP450/JSSX], 2023
  • Development of Adhesion Medium for Suspended Primary Human Hepatocytes and Its Applications
    T.Watanabe, G.A.Helena, N.Shiraki, S.Kume
    The 143rd Annual Meeting of the Pharmaceutical Society of Japan(Sapporo), 2023.
  • The generation of human iPS cell-derived intestinal cells using ad-MED Vitrigel 2 and ciKIC IEC MM for evaluating intestinal absorption
    T.Watanabe, N.Shiraki, S.Kume
    The 37th Annual Meeting of the Japanese Society for the Study of Xenobiotics in Yokohama, 2022.
  • Imrovement of Primary Human Hepatocyte Cell Attachment
    G.Helena, T.Watanabe, S.Kume, N.Shiraki
    The 44th Annual Meeting of the Molecular Biology Society of Japan, 2021
  • Predictive performance of the revised Vitrigel-EIT(Eye Irritancy Test) method
    H.Yamaguchi, H.Kojima, T.Takezawa
    The 34th Annual Meeting of the Japanese Society for Alternatives to Animal Experiments, 2021
  • PROPOSAL OF A NEW APPLICABILITY DOMAIN OF VITRIGEL-EIT (EYE IRRITANCY TEST) METHOD UTILIZING THE PH LEVEL AND LIGHT ABSORBANCE OF TEST CHEMICAL PREPARATIONS
    H.Yamaguchi, A.Oshikata, H.Watatani, H.Kojima, T.Takezawa
    11th World Congress on Alternatives and Animal Use in the Life Sciences(WC11), 2021
  • Proposal of a revised procedure of Vitrogel-EIT(Eye Irrtancy Test) method that is available for test chemicals including solid
    H.Yamaguchi, A.Oshikata, H.Watatani, H.Kojima, T.Takezawa
    The 33rd Annual Meeting of the Japanese Society for Alternatives to Animal Experiments, 2020
  • Development of "Vitrigel-Eye Irritancy Test"method and its register for OECD Test Guidelines
    T.Takezawa, H.Yamagichi
    The 32nd Annual Meeting of the Japanese Society for Altermatives to Animal Experiments, 2019
  • Development of human iPS cell-derived small intestinal epithelial cells as a pharmacokinetic evaluation model
    S.Yoshida, K.Iino, R.Ishibe, T.Watanabe, M.Ishikawa, N.Shiraki, S.Kume
    The 32nd Annual Meeting of the Japanese Society for Altermatives to Animal Experiments, 2019
  • Proposal of a new applicability domain of Vitrigel-EIT(Eye Irritancy Test)method for applying solid chemicals
    H.Yamaguchi, A.Oshikata, H.Watatani, H.Kojima, T.Takezawa
    The 32nd Annual Meeting of the Japanese Society for Altermatives to Animal Experiments, 2019
  • Development of new albumin-free medium for iPS cells
    T.Watanabe, T.Sawaguchi, M.Yamazaki, H.Yamaguchi
    The 92nd Annual Meeting of Japanes Tissue Culture Asssociation, 2019
  • Study on the applicability domains of Vitrigel-EIT(Eye Irritancy Test) method
    H.Yamaguchi, H.Kojima, T.Takezawa
    The 92nd Annual Meeting of Japanes Tissue Culture Asssociation, 2019
  • Predictive Capacity of Vitrigel-EIT (Eye Irritancy Test) Method
    H.Yamaguchi, H.Kojima, T.Takezawa
    SOT 58th Annual Meeting & ToxExpo, 2019
  • Applicability domain of Vitrigel-EIT(Eye Irritancy Test)method
    H.Yamaguchi, H.Kojima, T.Takezawa
    The 31st Annual Meeting of the Japanese Society for Altermatives to Animal Experiments, 2018
  • Variation in the expression levels of cardiac differentiation-related genes during inducing cardiomyocytes from human iPS cells
    M.Kawanishi, M.Sawanobori, Y.Ohnuki, T.Sawaguchi, T.Watanabe, H.Yamaguchi, H.Kurosawa
    The 91st Annual Meeting of Japanes Tissue Culture Asssociation, 2018
  • Drug permeability test in corneal models utilizing a collagen vitrigel membrane composed of nanofiber networks
    H.Yamaguchi, T.Takezawa
    12th Annual Meeting of Nano Biomedical Society, 2017
  • Development of drug permeability test utilizing corneal epithelium models fabricated in a collagen vitrigel membrane chamber : Effects of benzalkonium chloride on permeability of model drugs
    H.Yamaguchi, T.Takezawa
    The 29th Annual Meeting of the Japanese Society for Alternatives to Animal Experiments, 2016
  • Validation study of Vitrigel-EIT(Eye Irritancy Test) method
    H. Yamaguchi, T. Takezawa
    The 28th Annual Meeting of the Japanese Society for Alternatives to Animal Experiments, 2015
  • Vitrigel-Corneal Permeability Test (CPT) method : A drug permeability test utilizing a corneal epithelium-endothelium model fabricated in a collagen vitrigel membrane chamber
    H.Yamaguchi, T.Takezawa
    The 42th Annual Meeting of the Japanese Society of Toxicology, 2015
  • Validation study of Vitrigel-EIT (eye irritancy test) method for alternative to eye irritation testing
    H.Kojima, N. Kleinstreuer, M. W. Schaeffer, T. S. Kim, W. Chen, T.Kansui, M.Watanabe, K.Niitsuma, K.Yamashita, H.Miyazaki, T.Fukuda N.Yamaguchi, S.Fujiwara, H.Yamaguchi, T.Takezawa
    The 42th Annual Meeting of the Japanese Society of Toxicology, 2015
  • Predictive performance of Vitrigel-Eye Irritancy Test (EIT) method : A highly sensitive in vitro eye irritation test method
    H.Yamaguchi, H.Kojima, T.Takezawa
    The 42th Annual Meeting of the Japanese Society of Toxicology, 2015
  • Vitrigel-Corneal Permeability Test (CPT) method usimg coeneal epithelium and endothelium modeles
    H.Yamaguchi, T.Takezawa
    The 88th Annual Meeting of Japanese Tissue Culture Association, 2015
  • Vitrigel-Eye Irritancy Test (EIT) method : Assessment of predictive performance using 118 test chemicals
    H.Yamaguchi, H.Kojima, T.Takezawa
    The 88th Annual Meeting of Japanese Tissue Culture Association, 2015
  • VALIDATION STUDY OF VITRIGEL-EIT(EYE IRRITANCY TEST) METHOD
    H. Kojima, N. Kleinstreuer, M. W. Schaeffer, T. S. Kim, W. Chen, T. Sozu, M. Watanabe, T. Niitsma, K. Yamashita, H. Miyazaki, T. Fukuda, N. Yamaguchi, S. Fujiwara, H. Yamaguchi, T. Takezawa
    International Conference of Alternatives to Animal Experimentation, 2015
  • Advantage of “Vitrigel-EIT(eye irritancy test)method”:a brief eye irritation test utilizing changes of barrier funnction after exposing chemicals to a human corneal epithelium modele as an indicator
    H. Yamaguchi, H. Kojima, T. Takezawa
    9th World Congress on Alternatives and Animal Use in the Life Sciences, 2014
  • Pre-validation study of Vitrigel-EIT(Eye Irritancy Test) method
    M. Watanabe, T. Sozu, T. Niitsma, K. Yamashita, T. Fukuda, N. Yamaguchi, S. Fujiwara, H. Yamaguchi, T. Takezawa, H. Kojima
    9th World Congress on Alternatives and Animal Use in the Life Sciences, 2014
  • Vitrigel-Eye Irritancy Test method : A highly sensitive in vitro eye irritation test using transepithelial electrical resistance as an indicator
    H.Yamaguchi, H.Kojima, T.Takezawa
    The 41th Annual Meeting of the Japanese Society of Toxicology, 2014

Genetic engineering / Other

  • Development of monoclonal antibodies for the detection of SARS-CoV-2 and their application to saliva
    Y.Mihana, Y.Yamaoka, Y.Kimura, A.Ryo
    JPrOS2023(21st JHUPO) Annual Meeting, 2023
  • Phosphopeptide enrichment using Phos-tag technology reveals functional phosphorylation of the nucleocapsid protein of SARS-CoV-2
    Y.Ino, M.Nishi, Y.Yamaoka, K.Miyakawa, A.Ryo, Y.Kimura
    JPrOS2023(21st JHUPO) Annual Meeting, 2023
  • Integrated Tandem Affinity Protein Purification Using the Polyhistidine Plus Extra 4 Amino Acids (HiP4) Tag System
    Y.Ino, Y.Yamaoka, M.Nishi, Y.Kimura, A.Ryo
    JPrOS2023(21st JHUPO) Annual Meeting, 2023
  • Phosphopeptide enrichment using Phos-tag technology reveals functional phosphorylation of the nucleocapsid protein of SARS-CoV-2
    Y.Ino, M.Nishi, Y.Yamaoka, K.Miyakawa, S.S.Jeremiah, M.Osada, Y.Kimura, A.Ryo
    Joint 11th AOHUPO and 7th AOAPO CONGRESS, in conjunction with SSMS 2023, 2023
  • Development of monoclonal antibodies against SARS-CoV-2 nucleocapsid protein for detection of viral antigen in saliva
    Y.Mihana, Y.Yamaoka, K.Miyakawa, A.Ryo
    The 69th Annual Meeting of the Japanese Society for Viology, 2022.
  • Development of one-step RT-PCR mehod for simultaneous detection of Potato spindle tuber viroid and Tomato chlorotic dwarf viroid
    T.Sano, H.Yamazaki, S.fuji, Ymatsushita
    Fall Annual Meeting of the Japanese Society for Horticultual Science, 2019
  • Production and characterization of a monoclonal antibody against ZIKV protease
    Y.Yamaoka, S.Matsunaga, H.Shimizu, N.Okabe, A.Ryo
    The 65th Annal Meeting of the Japanese Society for Virology, 2017
  • Establishment of valuable tools for NTCP-mediated hepatitis B virus entry
    K. Miyakawa, S. Matsunaga, Y. Yamaoka, A. Ryo
    27th ECCMID, 2017
  • Evaluation of a new immunochromatographic test for Middle East respiratory syndrome coronavirus
    Y. Yamaoka, S. Matsunaga, H. Kuroyama, T. Chimuro, A. Ryo
    27th ECCMID, 2017
  • Production and characterization of monoclonal antibodies against HBV entry receptor NTCP.
    H.Sato, K.Miyakawa, S.Matsunaga, Y.Yamaoka, A.Ryo
    The 64th Annal Meeting of the Japanese Society for Virology, 2016
  • Generation of virus-like particle for Middle East respiratory syndrome coronavirus
    Y.Yamaoka S.Fukushi, T.Matsunaga H.Kuroyama, T.Chimuro, A.Ryo
    The 64th Annal Meeting of the Japanese Society for Virology, 2016
  • Establishment of whole genome analysis technology in the single plant cell
    H.Iwabuchi, N.Takagi, H.Yamazaki, H.Matsumura
    The 127th Meeting of the JSB, 2015