Volume 20, Issue 30 p. 9246-9249
Communication

Reactions of Diaryldibromodisilenes with N‐Heterocyclic Carbenes: Formation of Formal Bis‐NHC Adducts of Silyliumylidene Cations

Dr. Tomohiro Agou

Institute for Chemical Research, Kyoto University, Gokasho Uji, Kyoto 611‐0011 (Japan), Fax: (+81) 774‐3209

Kyoto University Pioneering Research Unit for Next Generation, Gokasho Uji, Kyoto 611‐0011 (Japan)

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Naoki Hayakawa

Department of Applied Chemistry, Faculty of Science and Engineering, Kinki University, 3‐4‐1 Kowakae, Higashi‐Osaka 577‐8502 (Japan)

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Prof. Dr. Takahiro Sasamori

Corresponding Author

Institute for Chemical Research, Kyoto University, Gokasho Uji, Kyoto 611‐0011 (Japan), Fax: (+81) 774‐3209

Takahiro Sasamori, Institute for Chemical Research, Kyoto University, Gokasho Uji, Kyoto 611‐0011 (Japan), Fax: (+81) 774‐3209

Tsukasa Matsuo, Department of Applied Chemistry, Faculty of Science and Engineering, Kinki University, 3‐4‐1 Kowakae, Higashi‐Osaka 577‐8502 (Japan)

Norihiro Tokitoh, Institute for Chemical Research, Kyoto University, Gokasho Uji, Kyoto 611‐0011 (Japan), Fax: (+81) 774‐3209

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Prof. Dr. Tsukasa Matsuo

Corresponding Author

Department of Applied Chemistry, Faculty of Science and Engineering, Kinki University, 3‐4‐1 Kowakae, Higashi‐Osaka 577‐8502 (Japan)

JST, PRESTO, 4‐1‐8 Honcho Kawaguchi, Saitama 332‐0012 (Japan)

Takahiro Sasamori, Institute for Chemical Research, Kyoto University, Gokasho Uji, Kyoto 611‐0011 (Japan), Fax: (+81) 774‐3209

Tsukasa Matsuo, Department of Applied Chemistry, Faculty of Science and Engineering, Kinki University, 3‐4‐1 Kowakae, Higashi‐Osaka 577‐8502 (Japan)

Norihiro Tokitoh, Institute for Chemical Research, Kyoto University, Gokasho Uji, Kyoto 611‐0011 (Japan), Fax: (+81) 774‐3209

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Prof. Dr. Daisuke Hashizume

Materials Characterization Support Unit, RIKEN Center for Emergent Matter Science, 2‐1 Hirosawa, Wako, Saitama 351‐0198 (Japan)

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Prof. Dr. Norihiro Tokitoh

Corresponding Author

Institute for Chemical Research, Kyoto University, Gokasho Uji, Kyoto 611‐0011 (Japan), Fax: (+81) 774‐3209

Takahiro Sasamori, Institute for Chemical Research, Kyoto University, Gokasho Uji, Kyoto 611‐0011 (Japan), Fax: (+81) 774‐3209

Tsukasa Matsuo, Department of Applied Chemistry, Faculty of Science and Engineering, Kinki University, 3‐4‐1 Kowakae, Higashi‐Osaka 577‐8502 (Japan)

Norihiro Tokitoh, Institute for Chemical Research, Kyoto University, Gokasho Uji, Kyoto 611‐0011 (Japan), Fax: (+81) 774‐3209

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First published: 07 July 2014
Citations: 51

Abstract

Reactions of stable 1,2‐dibromodisilenes ((E)‐Ar(Br)SiSi(Br)Ar) with N‐heterocyclic carbenes (NHC) afforded NHC–arylbromosilylene adducts or bromide salts of the corresponding bis‐NHC adducts of the formal arylsilyliumylidene cations ([ArSi:]+). In some cases, an NHC was able to replace a bromide anion in the coordination sphere of the arylbromosilylene–NHC adduct.