Cyclopentadienylthallium

环戊二烯铊

Also known as: (η5-2,4-Cyclopentadien-1-yl)thallium, 2,4-Cyclopentadien-1-ylthallium, Thallium cyclopentadienide, Thallium(I) cyclopentadienide, Thallous cyclopentadienide, Cyclopentadienylthallium, Thallocene, NSC 114719

Cyclopentadienylthallium (CAS 34822-90-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H5Tl and a molecular weight of 269.477 g/mol. It is also known as (η5-2,4-Cyclopentadien-1-yl)thallium, 2,4-Cyclopentadien-1-ylthallium and Thallium cyclopentadienide. Key property: a melting point of 75ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
34822-90-7
Jingsj CID
J-31006-0
Molecular Formula
C5H5Tl
Chinese Name
环戊二烯铊
Molecular Weight
269.477 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point75ºC

GHS Safety & Compliance

Acute Toxicity / Health Hazard / Environmental HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Cyclopentadienylthallium?

The CAS number of Cyclopentadienylthallium is 34822-90-7.

What are the molecular formula and molecular weight of Cyclopentadienylthallium?

Cyclopentadienylthallium has molecular formula C5H5Tl and molecular weight 269.477 g/mol.

Is Cyclopentadienylthallium hazardous?

Cyclopentadienylthallium 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. "Cyclopentadienylthallium (CAS 34822-90-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31006-0 (accessed 2026-10-23).

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