Profile

Name

Ryu Yamasaki

Affiliation

Laboratory of Pharmaceutical Organic Chemistry

Subjects

Fundamental Chemistry II
Fundamental Organic Chemistry II

Official title

Associate Professor

Degree

Ph. D

• ORCid

Academic background

2004 Ph. D. Univ. of Tokyo (pharamaceutical Science)

Papers

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• Original paper　Structures and Reactivities of N-Alkenyl-Substituted Anilides: The “Magic” Methyl Effect on Alkene.　Ryu Yamasaki, Mariko Ono, Kento Morita, Ai Ito, Kazuo Fukuda, Iwao Okamoto　J. Org. Chem.　88 (20)　14487–14493　2023　
• Original paper　Synthesis and conformational analysis of N-aromatic acetamides bearing thiophene: effect of intramolecular chalcogen-chalcogen interaction on amide conformational stability. 　Ai Ito, Marino Asato, Yuki Asami, Kazuo Fukuda, Ryu Yamasaki, Iwao Okamoto　J. Org. Chem.　88 (11)　7075–7087　2023　
• Original paper　Structure and Additive-free Transamidation of Planar N-Cyano Amides.　Ryu Yamasaki, Yuko Okada, Hiromi Iizumi, Ai Ito, Kazuo Fukuda, Iwao Okamoto　J. Org. Chem.　88 (9)　5704–5712　2023　
• Original paper　Reversible on/off conformational switching of pentafluorobenzoyl amide triggered by acid vapor and sublimation　Ryu Yamasaki,* Misuzu Harada, Ai Ito, Kazuo Fukuda, Shota Masumoto, Satoru Karasawa and Iwao Okamoto　CrystEngComm　24(35)　6226-6231　2022　
• Original paper　Conformational Switch of Benzanilide Derivative Induced by Acid; Effect of Pentafluorobenzoyl Group　Ryu Yamasaki,* Misuzu Harada, Rino Nagata, Ai Ito, Kazuo Fukuda, and Iwao Okamoto　Journal of Organic Chemistry　87(13)　8469-9479　2022　
• Original paper　Hybrid molecule between platanic acid and LCL-161 as a yes-associated protein degrader　Naoko Nakano, Kazuo Fukuda, Estu Tashiro, Haruka Ishikawa, Waka Nagano, Rie Kawamoto, Alice Mori, Misao Watanabe, Ryu Yamasaki, Takahisa Nakane, Mikihiko Naito, Iwao Okamoto and Susumu Itoh　The Journal of Biochemistry　171(6)　631-640　2022　
• Original paper　Synthesis and crystal structures of N,N-diarylacetamides bearing two azulene rings　Ai Ito, Mayuko Watanabe, Ayako Ishii, Ryu Yamasaki, Iwao Okamoto　Tetrahedron Lett.　86　153523　2021　
• Original paper　Characterization of Push-Pull-Type Benzo[X]quinoline Derivatives (X = g or f): Environmentally Responsive Fluorescent Dyes with Multiple Functions　Yasufumi Fuchi, Tomohiro Umeno, Yuichiro Abe, Keita Ikeno, Ryu Yamasaki, Iwao Okamoto, Kazuteru Usui, and Satoru Karasawa　Journal of Organic Chemistry　85(20)　13177-13190　2020　
• [Original paper]　N-Ethynylation of Anilides Decreases Double-Bond Character of Amide Bond while Trans Conformation and Planarity　Ryu Yamasaki, Kento Morita, Hiromi Iizumi, Ai Ito, Kazuo Fukuda, and Iwao Okamoto　Chemistry- A European Journal　25(43)　10118–10122　2019　[Related links]
• [original paper]　Synthesis and Conformational analysis of N-aryl-N-(6-azulenyl)acetamides　Ai Ito, Ayako Ishii, Takamasa Amaki, Kazuo Fukuda, Ryu Yamasaki, Iwao Okamoto　Tetrahedron Lett.　60(19)　1929–1933　2019　
• [original paper]　Conformational analysis of N-aryl-N-(2-azulenyl)acetamides　Ai Ito, Takamasa Amaki, Ayako Ishii, Kazuo Fukuda, Ryu Yamasaki, Iwao Okamoto　Tetrahedron Lett.　59(45)　3994–3998　2018　
• [original paper]　Spontaneous and Direct Transformation of N,O-Diaryl Carbamates into Diarylureas　Ryu Yamasaki, Yutaka Honjo, Ai Ito, Kazuo Fukuda, and Iwao Okamoto　Chem. Pharm. Bull.　66(9)　880–884　2018　
• [Original paper]　Synthesis and conformational analysis of N-aryl-N-(3-thienyl)acetamides　Ai Ito, Yuki Asami, Marino Asato, Kazuo Fukuda, Ryu Yamasaki, Iwao Okamoto　Tetrahedron Lett.　59(25)　2454–2458　2018　
• [Original paper]　Acid-induced molecular-structural transformation of N-methyl aromatic oligoamides bearing pyridine-2-carboxamide　Ryu Yamasaki, Saori Fujikake, Ai Ito, Kentaro Migita, Nobuyoshi Morita, Osamu Tamura, and Iwao Okamoto　Tetrahedron Lett.　57(1)　56-59　2016　
• [Original paper]　Acid- and base-induced conformational alternations of N-aryl-N-troponyl amides　Ai Ito, Masanori Sato, Ryu Yamasaki, and Iwao Okamoto　 Tetrahedron Lett.　57(3)　438-441　2016　
• [Original paper]　Synthesis of [3]Rotaxanes that Utilize the Catalytic Activity of a Macrocyclic Phenanthroline-Cu Complex: Remarkable Effect of the Length of the Axe Precursor.　Yoshiaki Yamashita, Yuichiro Mutoh, Ryu Yamasaki, Takeshi Kasama, and Shinichi Saito　Chem. A Eur. J.　21(5)　2139-2145　2015　
• [Original paper]　A Macrocyclic Phenanthroline–Copper Complex with Less Steric