13C nuclear magnetic resonance of triacontacarbonyldodecarhodate(2–): [Rh12(CO)202-CO)2-(µ3-CO)8]2–

Abstract
The 13C n.m.r. spectrum of [Rh12(CO)30]2– is shown to be fully consistent with X-ray structural data and provides the first example of a triply bridging carbonyl resonance.