Bis(ethylcyclopentadienyl)chromium

双(乙基环戊二烯基)铬(II)

Also known as: 1,1'-Diethylchromocene, 1,1''-Diethylchromocene, Bis(ethylcyclopentadienyl)chromium(II), Bis(ethylcyclopentadienyl)chrom, MFCD01862449

Bis(ethylcyclopentadienyl)chromium (CAS 55940-03-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H18Cr and a molecular weight of 238.28900 g/mol. It is also known as 1,1'-Diethylchromocene, 1,1''-Diethylchromocene and Bis(ethylcyclopentadienyl)chromium(II). Key property: a density of 1.15 g/mL at 25ºC(lit.). GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55940-03-9
Jingsj CID
J-14285-0
Molecular Formula
C14H18Cr
Chinese Name
双(乙基环戊二烯基)铬(II)
Molecular Weight
238.28900 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Density1.15 g/mL at 25ºC(lit.)

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of Bis(ethylcyclopentadienyl)chromium?

The CAS number of Bis(ethylcyclopentadienyl)chromium is 55940-03-9.

What are the molecular formula and molecular weight of Bis(ethylcyclopentadienyl)chromium?

Bis(ethylcyclopentadienyl)chromium has molecular formula C14H18Cr and molecular weight 238.28900 g/mol.

Is Bis(ethylcyclopentadienyl)chromium hazardous?

Bis(ethylcyclopentadienyl)chromium 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. "Bis(ethylcyclopentadienyl)chromium (CAS 55940-03-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14285-0 (accessed 2026-10-23).

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