crystallography, spectroscopy and theory
The preparation and structure elucidation of a new tin-rich heterometallic complex [Sn4(hfpt)2–Cu(hfac)2–Sn4(hfpt)2], which consists of a planar [Cu(hfac)2] fragment sandwiched between two tetranuclear [Sn4(hfpt)2] units, are reported.