Triosmiumdodecacarbonyl

Didecacarbonyltriosmium

Yellow solid

Fixed

3.48 g · cm -3

224 ° C

Insoluble in water

Risk

Template: Infobox chemical / molecular formula search available

Triosmium dodecacarbonyl is a chemical compound of osmium from the group of metal carbonyls.

Production and representation

Triosmium dodecacarbonyl may be obtained by the reaction of osmium tetroxide with carbon monoxide.

It can also be represented by Hochdruckcarbonylierung of Osmiumhalogeniden oxidhalgeniden or in the presence of copper or silver powder as Beimetall.

Properties

Triosmium dodecacarbonyl is a yellow, crystalline, slightly air-sensitive, volatile solid which is soluble only in very polar organic solvents.

The thermal decomposition of triosmium dodecacarbonyl ( Os3 (CO) 12) provides more than two rings Osmiumcarbonylcluster as Os4 (CO) 13 through OS6 (CO) 18 to OS8 (CO) 23