Tetracarbonyl ferrate derivatives of (η6-arene)Cr(CO)3: new reagents for carbon–carbon bond formation
Abstract
The reaction of Na2[Fe(CO)4] and (η6-ClC6H5)Cr(CO)3 in tetrahydrofuran/N-methylpyrrolidinone (THF/NMP) produces Na[(η6-{(CO)4Fe}C6H5)Cr(CO)3], while various (η6-o-LiXC6H4)Cr(CO)3 derivatives react with Fe(CO)5 to produce Li[(η6-o-{(CO)4Fe(CO)}XC6H4)Cr(CO)3] complexes.