Observation of a metal-centered B2-Ta@B18− tubular molecular rotor and a perfect Ta@B20− boron drum with the record coordination number of twenty

Wan-Lu Li; Tian Jian; Xin Chen; Hai-Ru Li; Teng-Teng Chen; Xue-Mei Luo; Si-Dian Li; Jun Li; Lai-Sheng Wang

doi:10.1039/C6CC09570D

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Observation of a metal-centered B₂-Ta@B₁₈⁻ tubular molecular rotor and a perfect Ta@B₂₀⁻ boron drum with the record coordination number of twenty†

Wan-Lu Li,

‡^a Tian Jian,‡^b Xin Chen,^a Hai-Ru Li,^c Teng-Teng Chen,^b Xue-Mei Luo,^c Si-Dian Li,

*^c Jun Li

*^a and Lai-Sheng Wang*^b

Author affiliations

* Corresponding authors

^a Department of Chemistry and Key Laboratory of Organic Optoelectronics & Molecular Engineering of Ministry of Education, Tsinghua University, Beijing 100084, China
E-mail: junli@tsinghua.edu.cn

^b Department of Chemistry, Brown University, Providence, RI 02912, USA
E-mail: Lai-Sheng_Wang@brown.edu

^c Institute of Molecular Science, Shanxi University, Taiyuan 030006, China
E-mail: lisidian@sxu.edu.cn

Abstract

A tubular molecular rotor B₂-Ta@B₁₈⁻ (1) and boron drum Ta@B₂₀⁻ (2) with the highest coordination number of twenty in chemistry are observed via a joint photoelectron spectroscopy and first-principles theory investigation.

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Article information

DOI: https://doi.org/10.1039/C6CC09570D
Article type: Communication
Submitted: 02 Dec 2016
Accepted: 20 Dec 2016
First published: 20 Dec 2016

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Chem. Commun., 2017,53, 1587-1590

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Observation of a metal-centered B₂-Ta@B₁₈⁻ tubular molecular rotor and a perfect Ta@B₂₀⁻ boron drum with the record coordination number of twenty

W. Li, T. Jian, X. Chen, H. Li, T. Chen, X. Luo, S. Li, J. Li and L. Wang, Chem. Commun., 2017, 53, 1587 DOI: 10.1039/C6CC09570D

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Chemical Communications