??.z%R ?0?0?0?0 W?? ?? T ?]?S ?0?0?0 ?QHrt^ DOI URL "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 10.1002/chem.201901451 https://onlinelibrary.wiley.com/doi/abs/10.1002/chem.201901451 "[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."