Antimony(III) acetate

醋酸锑

Also known as: Antimony triacetate, Antimony acetate, Triacetoxystibine, Tris(acetato)antimony, Acetic acid, antimony(3+) salt (3:1)

Antimony(III) acetate (CAS 3643-76-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H9O6Sb and a molecular weight of 298.89200 g/mol. It is also known as Antimony triacetate, Antimony acetate and Triacetoxystibine. Key properties include a melting point of 126-131ºC, a boiling point of 117.1ºC at 760mmHg, a density of 1.22 g/mL at 25 °C(lit.) and a flash point of 40ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3643-76-3
Jingsj CID
J-23086-9
Molecular Formula
C6H9O6Sb
Chinese Name
醋酸锑
Molecular Weight
298.89200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point126-131ºC
Boiling Point117.1ºC at 760mmHg
Density1.22 g/mL at 25 °C(lit.)
Flash Point40ºC

Frequently Asked Questions

What is the CAS number of Antimony(III) acetate?

The CAS number of Antimony(III) acetate is 3643-76-3.

What are the molecular formula and molecular weight of Antimony(III) acetate?

Antimony(III) acetate has molecular formula C6H9O6Sb and molecular weight 298.89200 g/mol.

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

Last updated:

How to cite: Jingsj. "Antimony(III) acetate (CAS 3643-76-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23086-9 (accessed 2026-10-23).

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