Au25 nanocluster-catalyzed Ullmann-type homocoupling reaction of aryl iodides.

Au25 nanocluster-catalyzed Ullmann-type homocoupling reaction of aryl iodides.

Chemical communications (Cambridge, England) (2012-11-07)

Gao Li, Chao Liu, Yu Lei, Rongchao Jin

摘要

The Au(25)(SR)(18)/CeO(2) nanocluster catalyst showed high activity in the homocoupling of aryl iodides (e.g. up to 99.8% yield with iodobenzene) and excellent recyclability.

材料

货号

品牌

产品描述

544841

Sigma-Aldrich

氧化铈 IV, nanopowder, <25 nm particle size (BET)

211575

Sigma-Aldrich

氧化铈 IV, powder, <5 μm, 99.9% trace metals basis

22390

Sigma-Aldrich

氧化铈 IV, ≥99.0%

700290

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202975

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643009

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289744

Sigma-Aldrich

氧化铈(IV)，分散体, 20 wt. % colloidal dispersion in 2.5% acetic acid, 30-50 nm avg. part. size