Volume 126, Issue 42 pp. 11368-11371
Zuschrift

A Tray-Shaped, PdII-Clipped Au3 Complex as a Scaffold for the Modular Assembly of [3×n] Au Ion Clusters

Takafumi Osuga

Takafumi Osuga

Department of Applied Chemistry, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656 (Japan)

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Dr. Takashi Murase

Dr. Takashi Murase

Department of Applied Chemistry, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656 (Japan)

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Dr. Manabu Hoshino

Dr. Manabu Hoshino

Department of Applied Chemistry, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656 (Japan)

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Prof. Dr. Makoto Fujita

Corresponding Author

Prof. Dr. Makoto Fujita

Department of Applied Chemistry, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656 (Japan)

Department of Applied Chemistry, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656 (Japan)Search for more papers by this author
First published: 28 August 2014
Citations: 5

This research was supported by Grants-in-Aid for Specially Promoted Research (24000009) and for Young Scientists (A) (25708008). T.O. thanks JSPS for a Research Fellowship for Young Scientists.

Abstract

A tray-shaped PdII3AuI3 complex (1) is prepared from 3,5-bis(3-pyridyl)pyrazole by means of tricyclization with AuI followed by PdII clipping. Tray 1 is an efficient scaffold for the modular assembly of [3×n] AuI clusters. Treatment of 1 with the AuI3 tricyclic guest 2 in H2O/CH3CN (7:3) or H2O results in the selective formation of a [3×2] cluster (12) or a [3×3] cluster (121), respectively. Upon subsequent addition of AgI ions, these complexes are converted to an unprecedented Au3–Au3–Ag–Au3–Au3 metal ion cluster.

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