Two-dimensional hopping motion of encapsulated La atoms in silylated La2@C80

Takatsugu Wakahara; Michio Yamada; Satomi Takahashi; Tsukasa Nakahodo; Takahiro Tsuchiya; Yutaka Maeda; Takeshi Akasaka; Masahiro Kako; Kenji Yoza; Ernst Horn; Naomi Mizorogi; Shigeru Nagase

doi:10.1039/B703473C

Two-dimensional hopping motion of encapsulated La atoms in silylated La₂@C₈₀†

Takatsugu Wakahara,^a Michio Yamada,^a Satomi Takahashi,^a Tsukasa Nakahodo,‡^a Takahiro Tsuchiya,^a Yutaka Maeda,^b Takeshi Akasaka,*^a Masahiro Kako,^c Kenji Yoza,*^d Ernst Horn,^e Naomi Mizorogi^f and Shigeru Nagase*^f

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^a Center for Tsukuba Advanced Research Alliance, University of Tsukuba, Tsukuba, Ibaraki, Japan
E-mail: akasaka@tara.tsukuba.ac.jp
Fax: (+81) 298 53 6409
Tel: (+81) 298 53 6409

^b Department of Chemistry, Tokyo Gakugei University, Koganei, Tokyo, Japan

^c Department of Applied Physics and Chemistry, University of Electro-Communications, Chofu, Tokyo, Japan

^d Bruker AXS K. K., Yokohama, Kanagawa, Japan
E-mail: kenji.yoza@bruker-axs.jp

^e Department of Chemistry, Rikkyo University, Tokyo, Japan

^f Department of Theoretical Molecular Science, Institute for Molecular Science, Okazaki, Aichi, Japan
E-mail: nagase@ims.ac.jp

Abstract

The ¹³⁹La NMR study of the exohedrally functionalized derivatives of La₂@C₈₀ metallofullerene, La₂@C₈₀(Ar₂Si)₂CH₂ (3a: Ar = Mes, Mes = mesityl, 3b: Ar = Dep, Dep = 2,6-diethylphenyl), reveal that the two La atoms hop between two sites along the equator of the C₈₀ cage.

Chemical Communications

Two-dimensional hopping motion of encapsulated La atoms in silylated La₂@C₈₀†

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Two-dimensional hopping motion of encapsulated La atoms in silylated La₂@C₈₀

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