Cyclopentadienyltungsten tricarbonyl dimer

三羰基环戊二烯钨二聚物

Also known as: Bis(cyclopentadienyl)hexacarbonylditungsten, Bis(tricarbonyl(η5-cyclopentadienyl)tungsten), Hexacarbonylbis(η5-cyclopentadienyl)ditungsten, Hexacarbonylbis(cyclopentadienyl)ditungsten, Tricarbonylcyclopentadienyltungsten dimer, Cyclopentadienyltungsten(II) tricarbonyl dimer, Tungsten, hexacarbonylbis(η5-2,4-cyclopentadien-1-yl)di-, (W-W)

Cyclopentadienyltungsten tricarbonyl dimer (CAS 12566-66-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H10O6W2 and a molecular weight of 665.92700 g/mol. It is also known as Bis(cyclopentadienyl)hexacarbonylditungsten, Bis(tricarbonyl(η5-cyclopentadienyl)tungsten) and Hexacarbonylbis(η5-cyclopentadienyl)ditungsten. Key property: a melting point of 258ºC (dec.)(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
12566-66-4
Jingsj CID
J-1518511-2
Molecular Formula
C16H10O6W2
Chinese Name
三羰基环戊二烯钨二聚物
Molecular Weight
665.92700 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point258ºC (dec.)(lit.)

Frequently Asked Questions

What is the CAS number of Cyclopentadienyltungsten tricarbonyl dimer?

The CAS number of Cyclopentadienyltungsten tricarbonyl dimer is 12566-66-4.

What are the molecular formula and molecular weight of Cyclopentadienyltungsten tricarbonyl dimer?

Cyclopentadienyltungsten tricarbonyl dimer has molecular formula C16H10O6W2 and molecular weight 665.92700 g/mol.

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

Last updated:

How to cite: Jingsj. "Cyclopentadienyltungsten tricarbonyl dimer (CAS 12566-66-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1518511-2 (accessed 2026-10-25).

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