uranium dioxide

二氧化铀

Also known as: EINECS 215-700-3, MFCD00049692, Nuclear reference material 238UO2 A, Uranium dioxide, dioxouranium, uranium oxide

uranium dioxide (CAS 1344-57-6) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula O2U and a molecular weight of 270.02800 g/mol. It is also known as EINECS 215-700-3, MFCD00049692 and Nuclear reference material 238UO2 A. Key properties include a melting point of 2500ºC and a density of 10,96 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1344-57-6
Jingsj CID
J-13152-2
Molecular Formula
O2U
Chinese Name
二氧化铀
Molecular Weight
270.02800 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point2500ºC
Density10,96 g/cm3

Frequently Asked Questions

What is the CAS number of uranium dioxide?

The CAS number of uranium dioxide is 1344-57-6.

What are the molecular formula and molecular weight of uranium dioxide?

uranium dioxide has molecular formula O2U and molecular weight 270.02800 g/mol.

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

Last updated:

How to cite: Jingsj. "uranium dioxide (CAS 1344-57-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13152-2 (accessed 2026-10-23).

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