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Antimony Oxide

Also known as: Antimony oxide (unspecified), Antimony(III) Oxide, Antimony(III) oxide, Einecs 215-474-6

Antimony Oxide (CAS 1327-33-9) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula O3Sb2 and a molecular weight of 291.51800 g/mol. Key properties include a melting point of 655ºC and a boiling point of 1425ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1327-33-9
Jingsj CID
J-1320089-3
Molecular Formula
O3Sb2
Molecular Weight
291.51800 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point655ºC
Boiling Point1425ºC
Exact Mass289.79200

Frequently Asked Questions

What is the CAS number of Antimony Oxide?

The CAS number of Antimony Oxide is 1327-33-9.

What are the molecular formula and molecular weight of Antimony Oxide?

Antimony Oxide has molecular formula O3Sb2 and molecular weight 291.51800 g/mol.

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

Last updated:

How to cite: Jingsj. "Antimony Oxide (CAS 1327-33-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1320089-3 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.