Dicobalt octacarbonyl

八羰基二钴

Also known as: Cobalt carbonyl, Octacarbonyldicobalt, Cobalt tetracarbonyl dimer, Cobalt, di-mu-carbonylhexacarbonyldi-, Cobalt, di-mu-carbonylhexacarbonyldi-, (Co-Co), Dicobalt octacarbonyl, stabilized, Co2(CO)8, Cobalt carbonyl (Co2(CO)8)

Dicobalt octacarbonyl (CAS 10210-68-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C8Co2O8++++ and a molecular weight of 341.94700 g/mol. It is also known as Cobalt carbonyl, Octacarbonyldicobalt and Cobalt tetracarbonyl dimer. Key properties include a melting point of 51-52 °C, a boiling point of 52°C, a density of 1.81 and a flash point of -13 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10210-68-1
Jingsj CID
J-48146-3
Molecular Formula
C8Co2O8
Chinese Name
八羰基二钴
Molecular Weight
341.94700 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point51-52 °C
Boiling Point52°C
Density1.81
Flash Point-13 °C

GHS Safety & Compliance

Flammable / Acute Toxicity / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Dicobalt octacarbonyl?

The CAS number of Dicobalt octacarbonyl is 10210-68-1.

What are the molecular formula and molecular weight of Dicobalt octacarbonyl?

Dicobalt octacarbonyl has molecular formula C8Co2O8++++ and molecular weight 341.94700 g/mol.

Is Dicobalt octacarbonyl hazardous?

Dicobalt octacarbonyl has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Dicobalt octacarbonyl (CAS 10210-68-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48146-3 (accessed 2026-10-23).

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