Synthesis and reactivity of a ferrocene-derived PCP-pincer ligand.

Farrington EJ, Martinez Viviente E, Williams BS, van Koten G, Brown JM

The 1,3-bis(diphosphinomethyl)ferrocene 3 readily reacts with [(C2H4)2RhCl]2 to form an equilibrating pair of diastereomers 8a and 8b by C-H insertion into the ferrocene.