(Ethane-1,2-diolato) dioxobis(pyridine) osmium(VI) CMI Part 4032 (Ethane-1,2-diolato) dioxobis(pyridine) osmium(VI) CAS Number39019-05-1 Molecular Weight440.45 Molecular Formula(C2H4O2)(C5H5N)2O2Os Download Specifications PDF Download Specifications PDF Request A Quote For all quote requests, please email Sales@colonialmetals.com or call 410.398.7200