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Akihiro Yokoyama

Akihiro Yokoyama

D-Index & Metrics

Chemistry

D-Index
42
Citations
8467
World Ranking
17408
National Ranking
1373

Overview

Akihiro Yokoyama is affiliated with Seikei University in Japan, contributing to research primarily in the field of Medicine with a focus on Organic Chemistry, Materials Chemistry, Molecular Biology, Hematology, and Epidemiology. Their scholarly output reflects an interdisciplinary approach combining chemical synthesis and medical studies.

The main topics addressed in Yokoyama's work include:

  • Multiple Myeloma Research and Treatments
  • Protein Degradation and Inhibitors
  • Peptidase Inhibition and Analysis
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Lymphoma Diagnosis and Treatment
  • Chemical Synthesis and Analysis

Yokoyama has published research in several well-known venues, with frequent publications appearing in:

  • Cureus
  • The Cambridge Structural Database
  • International Journal of Hematology
  • In Vivo
  • Journal of Anesthesia

Recent notable papers by Yokoyama include:

  • Synthesis of a coronene analogue containing an amide bond by Pd-mediated intramolecular C C bond formation of 2-halogenated 4-(alkylamino)benzoic acid cyclic trimer, 2020, Tetrahedron Letters
  • Primary analysis of a prospective cohort study of Japanese patients with plasma cell neoplasms in the novel drug era (2016-2021), 2024, International Journal of Hematology
  • Development of Helical Aromatic Amide Foldamers with a Diphenylacetylene Backbone, 2020, The Journal of Organic Chemistry
  • Five-year follow-up of a phase II study of DA-EPOCH-R with high-dose MTX in CD5-positive DLBCL, 2023, Cancer Science
  • High-dose dexamethasone therapy as the initial treatment for idiopathic thrombocytopenic purpura, 2020, International Journal of Hematology

Yokoyama frequently collaborates with researchers including Isao Azumaya, Kenta Rakumitsu, Tetsuya Hara, Shoko Kikkawa, and Hironori Ueno. These partnerships have been important in producing multidisciplinary studies spanning chemistry and hematology.

Best Publications

  • Chain-Growth Polymerization for Poly(3-hexylthiophene) with a Defined Molecular Weight and a Low Polydispersity

    Akihiro Yokoyama;T. Ryo Miyakoshi;Tsutomu Yokozawa

  • Catalyst-transfer polycondensation. mechanism of Ni-catalyzed chain-growth polymerization leading to well-defined poly(3-hexylthiophene).

    Ryo Miyakoshi;and Akihiro Yokoyama;Tsutomu Yokozawa

  • Chain-Growth Condensation Polymerization for the Synthesis of Well-Defined Condensation Polymers and π-Conjugated Polymers

    Tsutomu Yokozawa;Akihiro Yokoyama

  • Chain-Growth Polymerization for the Synthesis of Polyfluorene via Suzuki−Miyaura Coupling Reaction from an Externally Added Initiator Unit

    Akihiro Yokoyama;Hirofumi Suzuki;Yasuhiro Kubota;Kazuei Ohuchi

  • Structure of maitotoxin

    Michio Murata;Hideo Naoki;Takashi Iwashita;Shigeki Matsunaga

  • Catalyst-transfer polycondensation for the synthesis of poly(p-phenylene) with controlled molecular weight and low polydispersity.

    Ryo Miyakoshi;Kyohei Shimono;and Akihiro Yokoyama;Tsutomu Yokozawa

  • Synthesis of Poly(3‐hexylthiophene) with a Narrower Polydispersity

    Ryo Miyakoshi;Ryo Miyakoshi;Akihiro Yokoyama;Tsutomu Yokozawa;Tsutomu Yokozawa

  • Converting step-growth to chain-growth condensation polymerization

    Akihiro Yokoyama;Tsutomu Yokozawa

  • Precision Synthesis of Poly(N-hexylpyrrole) and Its Diblock Copolymer with Poly(p-phenylene) via Catalyst-Transfer Polycondensation

    Akihiro Yokoyama;Akira Kato;Ryo Miyakoshi;Tsutomu Yokozawa

  • Catalyst-Transfer Suzuki―Miyaura Coupling Polymerization for Precision Synthesis of Poly(p-phenylene)

    Tsutomu Yokozawa;Haruhiko Kohno;Yoshihiro Ohta;Akihiro Yokoyama

  • Some chemical properties of maitotoxin, a putative calcium channel agonist isolated from a marine dinoflagellate.

    Akihiro Yokoyama;Michio Murata;Yasukatsu Oshima;Takashi Iwashita

  • Precision synthesis of poly(3-hexylthiophene) from catalyst-transfer Suzuki-Miyaura coupling polymerization.

    Tsutomu Yokozawa;Ryosuke Suzuki;Masataka Nojima;Yoshihiro Ohta

  • Styloguanidines, new chitinase inhibitors from the marine sponge Stylotella aurantium

    Taketoshi Kato;Yoshikazu Shizuri;Hitoshi Izumida;Akihiro Yokoyama

  • Helical Structures of N-Alkylated Poly(p-benzamide)s

    Aya Tanatani;Akihiro Yokoyama;Isao Azumaya;Yoshinori Takakura

  • Prototype Pictet−Spengler Reactions Catalyzed by Superacids. Involvement of Dicationic Superelectrophiles

    Akihiro Yokoyama;Tomohiko Ohwada;Koichi Shudo

  • Chain-growth polycondensation: The living polymerization process in polycondensation

    Tsutomu Yokozawa;Akihiro Yokoyama

  • Importance of the Order of Successive Catalyst-transfer Condensation Polymerization in the Synthesis of Block Copolymers of Polythiophene and Poly(p-phenylene)

    Ryo Miyakoshi;Akihiro Yokoyama;Tsutomu Yokozawa

  • Catalyst-Transfer Condensation Polymerization for the Synthesis of Well-Defined Polythiophene with Hydrophilic Side Chain and of Diblock Copolythiophene with Hydrophilic and Hydrophobic Side Chains

    Tsutomu Yokozawa;Isao Adachi;Ryo Miyakoshi;Akihiro Yokoyama

  • Chain-growth polycondensation for well-defined aramide. Synthesis of unprecedented block copolymer containing aramide with low polydispersity.

    Tsutomu Yokozawa;Miyuki Ogawa;Atsushi Sekino;Ryuji Sugi

  • Production of Astaxanthin and 4-Ketozeaxanthin by the Marine Bacterium,<i>Agrobacterium aurantiacum</i>

    Unknown

  • Development of catalyst‐transfer condensation polymerization. Synthesis of π‐conjugated polymers with controlled molecular weight and low polydispersity

    Ryo Miyakoshi;Akihiro Yokoyama;Tsutomu Yokozawa

Frequent Co-Authors

Tsutomu Yokozawa
Tsutomu Yokozawa Kanagawa University
Norihiko Misawa
Norihiko Misawa Ishikawa Prefectural University
Masanobu Uchiyama
Masanobu Uchiyama University of Tokyo
Michio Murata
Michio Murata Osaka University
Chih-Feng Huang
Chih-Feng Huang National Chung Hsing University
Takeshi Yasumoto
Takeshi Yasumoto Tohoku University
Gerhard Sandmann
Gerhard Sandmann Goethe University Frankfurt
Hideo Naoki
Hideo Naoki Tohoku University
Jun Miyake
Jun Miyake Osaka University
Keisuke Kurita
Keisuke Kurita Seikei University

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