A heptamethylene bridged superphane of a Co(C5H5)-stabilized cyclobutadiene complex
Abstract
The reaction of cyclooctadeca-1,10-diyne with (η4-cyclooctadiene)(η5-cyclopentadienyl)cobalt gives in low yields the Co(C5H5)-stabilized Cyclobutadiene superphane with four heptamethylene bridges.