① Short-step synthesis of cordytakaoamide B and cordycepamide C via intramolecular regioselective oxidation-lactone formation. Yusuke Kasai, Takamitsu Ogawa, Mao Kawata, Kana, anigawa, Abdelsamed I. Elsharmy, Tatsuro, Yoneyama, Masaaki Noji, Akemi Umeyama, Hiroshi Imagawa, Natural Product Communications 2022, 17 , 5, 1934578X2210991.

② Total synthesis of (±)-spirotenuipesine A, a promoter of neurotrophic factor secretion from glial cells. Tsuyoshi Yanagimoto, Sayo Yamada, Yusuke Kasai, Hirofumi Yamamoto, Miwa Kubo, Yoshiyasu Fukuyama, Hiroshi Imagawa, Tetrahedron Lett. 2021, 64 , 152723.

③ Application of the modified 2-methoxy-2-(1-naphthyl)propionic (MαNP) acid method to steroidal alcohols and the most efficient HPLC separation found in diastereomeric MαNP esters. Yusuke Kasai and Nobuyuki Harada, Tetrahedron: Asymmetry 2015, 25 , 367–376.

④ Enzyme inhibition by hydroamination: design and mechanism of a hybrid carmaphycin–syringolin enone proteasome inhibitor. Daniela B. B. Trivella, Alban R. Pereira, Martin L. Stain, Yusuke Kasai, Tara Bynum, Frederick A. Valeriote, Dean J. Tantillo, Michael Groll, William H. Gerwick, Bradley S. Moore, Chem. Biol. 2014, 21 , 782–791.

⑤ Total Synthesis of (−)-Polycavernoside A: Suzuki–Miyaura Coupling Approach. Yusuke Kasai, Takanori Ito, Makoto Sasaki, Org. Lett. 2012, 14 , 3186–3189. (Highlighted by SYNFACTS 2012, 8 , 941.)

⑥ Total Synthesis of (+)-Davidiin. Yusuke Kasai, Naoki Michihata, Hidehisa Nishimura, Tsukasa Hirokane, Hidetoshi Yamada, Angew. Chem. Int. Ed. 2012, 51 , 8026–8029.(Highlighted by SYNFACTS 2012, 8 , 1062.)

⑦ Self-Assembled Amphotericin B Is Probably Surrounded by Ergosterol: Bimolecular Interactions as Evidenced by Solid-State NMR and CD Spectra. Yusuke Kasai, Nobuaki Matsumori, Yuichi Umegawa, Shigeru Matsuoka, Hiroyuki Ueno, Hiroki Ikeuchi, Tohru Oishi, Michio Murata, Chem. Eur. J. 2008, 14 , 1178–1185.