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研究業績

66. Non-electronic Activation of Aromatic Ring by Simple Steric Repulsion between Substituents in 1-Methylquinolinium Salt Systems

Kento Iwai, Soichi Yokoyama, Haruyasu Asahara, Nagatoshi Nishiwaki

Bulletin of the Chemical Society of Japan, 2020, 93, 50–57. (DOI: 10.1246/bcsj.20190263)

65. Anion-Capture-Induced Fluorescence Enhancement of Bis(cyanostyryl)pyrrole Based on a Concept of Restricted Access to Conical Intersection

Soichi Yokoyama, Akitaka Ito, Haruyasu Asahara, Nagatoshi Nishiwaki

Bulletin of the Chemical Society of Japan, 2019, 92, 1807-1815.  (DOI: 10.1246/bcsj.20190196)

64. Photochemical C–H oxygenation of side-chain methyl groups in polypropylene with chlorine dioxide

Kei Ohkubo, Haruyasu Asahara, and Tsuyoshi Inoue,

Chemical Communications, 2019, 55, 4723ー4726.  (DOI: 10.1039/C9CC01037H)

63. A Facile Synthesis of Oxiranes Possessing Three or Four Carbonyl Groups

Haruyasu Asahara, Shuhei Kikuchi, Yuto Unno, Soichi Yokoyama, Kotaro Yoshioka, Shinki Tani, Kazuto Umezu, Nagatoshi Nishiwaki

Current Organic Chemistry, 2019, 23, 97–102.  (DOI: 10.2174/1385272823666190112103813)

62. Metal-Free O-Selective Direct Acylation of Amino Alcohols Through Pseudo-Intramolecular Process

Soichi Yokoyama, Hiroshi Shibauchi, Haruyasu Asahara, and Nagatoshi Nishiwaki

European Journal of Organic Chemistry, 2019, 1125–1133. (DOI: 10.1002/ejoc.201801589)

61. Facile Synthesis of Onychines

Mao Arita, Soichi Yokoyama, Haruyasu Asahara, and Nagatoshi Nishiwaki

Synthesis, 2019, 51, 2007ー2013. (DOI: 10.1055/s-0037-1612058)

Surface Modification of Poly(Lactic Acid) by Photochemical Oxygenation

〇Haruyasu Asahara, The 10th International Conference of Modification, Degradation and Stabilization of Polymers, The University of Tokyo, Japan, Sep. 2018 (Oral Presentation)

60. Alkynylation and Cyanation of Alkenes Using Diverse Properties of a Nitro Group

Haruyasu Asahara, Ayano Sofue, Yasuyuki Kuroda, Nagatoshi Nishiwaki

The Journal of Organic Chemistry, 2018, 83, 13691–13699. (DOI: 10.1021/acs.joc.8b01865)

59. Unsymmetrical Tetra-acceptor-substituted Alkenes as Polyfunctionalized Building Blocks: A Divergent Synthesis of Densely Functionalized Pyrrolizines

Haruyasu Asahara, Shu Kawakami, Kotaro Yoshioka, Shinki Tani, Kazuto Umezu, and Nagatoshi Nishiwaki Bulletin of the Chemical Society of Japan, 2018, 91, 1715–1723. (DOI: 10.1246/bcsj.20180213)

Surface Oxygenation of Poly(Lactic Acid) using Chlorine Dioxide Radical as an Oxidant

〇Haruyasu Asahara, JSPS Core-to-Core Program Bioplastics Global Joint Satellite Symposium, Universiti Sains Malaysia, Malaysia, Jul. 2018 (Oral Presentation)