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Thus, iron nanoparticles stabilized by 1,6-bis(diphenylphosphino)hexane or polyethylene glycol exhibit high activity for the crosscoupling of aryl Grignard reagents with primary and secondary alkyl halides bearing b-hydrogen atoms. This catalyst has also proven to be effective in a tandem ring-closing/crosscoupling reaction.


Magnetically separable mesoporous carbons constructed  from mesocellular carbon and Fe/Fe3O4 core-shell ferromagnetic nanoparticles

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