Cyclopentadienyliron dicarbonyl dimer

双(二羰基环戊二烯铁)

Also known as: Bis(cyclopentadienyl)tetracarbonyl Diiron, Di-mu-carbonyldicarbonylbis(eta5-cyclopenta-2,4-dien-1-yl)diiron, Bis(cyclopentadienyl)dicarbonyliron, Dicyclopentadienyl-di-iron tetracarbonyl, Cyclopentadienyliron Dicarbonyl DiMer, MFCD00135625, EINECS 235-276-3

Cyclopentadienyliron dicarbonyl dimer (CAS 12154-95-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H12Fe2O4 and a molecular weight of 355.93300 g/mol. It is also known as Bis(cyclopentadienyl)tetracarbonyl Diiron, Di-mu-carbonyldicarbonylbis(eta5-cyclopenta-2,4-dien-1-yl)diiron and Bis(cyclopentadienyl)dicarbonyliron. Key property: a melting point of 194ºC (dec.). It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
12154-95-9
Jingsj CID
J-1501310-1
Molecular Formula
C14H12Fe2O4
Chinese Name
双(二羰基环戊二烯铁)
Molecular Weight
355.93300 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point194ºC (dec.)
Exact Mass355.94300
PSA74.60000
LogP3.43280
Appearancecrystal | red to purple
Additional PropertyIt is readily soluble in moderate polar organic solvents such as chloroform and pyridine, but less soluble in carbon tetrachloride and carbon disulfide. It is sparingly soluble in water.

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H332 — Harmful if inhaled

Frequently Asked Questions

What is the CAS number of Cyclopentadienyliron dicarbonyl dimer?

The CAS number of Cyclopentadienyliron dicarbonyl dimer is 12154-95-9.

What are the molecular formula and molecular weight of Cyclopentadienyliron dicarbonyl dimer?

Cyclopentadienyliron dicarbonyl dimer has molecular formula C14H12Fe2O4 and molecular weight 355.93300 g/mol.

Is Cyclopentadienyliron dicarbonyl dimer hazardous?

Cyclopentadienyliron dicarbonyl dimer has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H332 — Harmful if inhaled.

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

Last updated:

How to cite: Jingsj. "Cyclopentadienyliron dicarbonyl dimer (CAS 12154-95-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501310-1 (accessed 2026-10-28).

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