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Palladium-catalyzed desulfitative cross-coupling reaction of sodium sulfinates with benzyl chlorides.

Palladium-catalyzed desulfitative cross-coupling reaction of sodium sulfinates with benzyl chlorides.

Organic letters (2013-04-06)

Feng Zhao, Qi Tan, Fuhong Xiao, Shufeng Zhang, Guo-Jun Deng

ABSTRAKT

A palladium-catalyzed approach for the synthesis of diarylmethanes from sodium sulfinates and benzyl chlorides is described. Various aromatic sodium sulfinates were used as aryl sources via extrusion of SO2 and gave the diarylmethanes in moderate to good yields.

MATERIAŁY

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Palladium, nanopowder, <25 nm particle size (TEM), ≥99.5%

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Palladium, foil, thickness 1.0 mm, 99.9% trace metals basis

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Palladium, foil, thickness 0.25 mm, 99.98% trace metals basis

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Palladium, powder or granules, 99.99% trace metals basis

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Palladium, wire, diam. 0.5 mm, 99.9% trace metals basis

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Palladium, powder, 99.995% trace metals basis

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Palladium, wire, diam. 1.0 mm, 99.9% trace metals basis

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Palladium, powder, <1 μm, ≥99.9% trace metals basis

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