Triosmium dodecacarbonyl

十二羰基三锇

Also known as: Osmium carbonyl, Os3(CO)12, Dodecacarbonyl-triangulo-triosmium, Osmium dodecacarbonyl, Triosmium dodecacarbonyl, Dodecacarbonyltriosmium, triangulo-Dodecacarbonyltriosmium

Triosmium dodecacarbonyl (CAS 15696-40-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12O12Os3 and a molecular weight of 906.81100 g/mol. It is also known as Osmium carbonyl, Os3(CO)12 and Dodecacarbonyl-triangulo-triosmium. Key properties include a melting point of 224ºC(lit.) and a density of 3,48 g/cm3. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
15696-40-9
Jingsj CID
J-45673-5
Molecular Formula
C12O12Os3
Chinese Name
十二羰基三锇
Molecular Weight
906.81100 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point224ºC(lit.)
Density3,48 g/cm3

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Triosmium dodecacarbonyl?

The CAS number of Triosmium dodecacarbonyl is 15696-40-9.

What are the molecular formula and molecular weight of Triosmium dodecacarbonyl?

Triosmium dodecacarbonyl has molecular formula C12O12Os3 and molecular weight 906.81100 g/mol.

Is Triosmium dodecacarbonyl hazardous?

Triosmium dodecacarbonyl has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Triosmium dodecacarbonyl (CAS 15696-40-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45673-5 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.