Hexafluoroantimonic acid

氟锑酸

Also known as: Fluoroantimonic acid, Hydrogen hexafluoroantimonate(V), Hexafluoroantimonyic acid, HSbF6

Hexafluoroantimonic acid (CAS 16950-06-4) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula F6HSb and a molecular weight of 236.75800 g/mol. It is also known as Fluoroantimonic acid, Hydrogen hexafluoroantimonate(V) and Hexafluoroantimonyic acid. Key properties include a melting point of 20°C, a boiling point of 19.5ºC at 760mmHg and a density of 2.885 g/mL at 25 °C(lit.). GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16950-06-4
Jingsj CID
J-7189-5
Molecular Formula
F6HSb
Chinese Name
氟锑酸
Molecular Weight
236.75800 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point20°C
Boiling Point19.5ºC at 760mmHg
Density2.885 g/mL at 25 °C(lit.)

GHS Safety & Compliance

Corrosion / Acute Toxicity / Environmental HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Hexafluoroantimonic acid?

The CAS number of Hexafluoroantimonic acid is 16950-06-4.

What are the molecular formula and molecular weight of Hexafluoroantimonic acid?

Hexafluoroantimonic acid has molecular formula F6HSb and molecular weight 236.75800 g/mol.

Is Hexafluoroantimonic acid hazardous?

Hexafluoroantimonic acid 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. "Hexafluoroantimonic acid (CAS 16950-06-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7189-5 (accessed 2026-10-23).

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