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A recyclable perfluoroalkylated PCP pincer palladium complex.

Dalton transactions (Cambridge, England : 2003) (2011-01-26)
Daniel Duncan, Eric G Hope, Kuldip Singh, Alison M Stuart
RÉSUMÉ

A new fluorous PCP pincer ligand has been coordinated to Ni(II), Pd(II) and Pt(II). The air stable palladium complex, which promotes Heck reactions between methyl acrylate and either aryl bromides or iodides, can be recovered intact by fluorous solid-phase extraction and was reused four times in the Heck reaction between methyl acrylate and 4-bromoacetophenone without loss in catalytic activity.

MATÉRIAUX
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Description du produit

Sigma-Aldrich
Methyl acrylate, 99%, contains ≤100 ppm monomethyl ether hydroquinone as inhibitor
Sigma-Aldrich
4′-Bromoacetophenone, 98%
Supelco
Methyl acrylate, analytical standard