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Ferric silicon

Also known as: bis(λ2-silanylidene)iron

Ferric silicon (CAS 8049-17-0) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula FeSi2 and a molecular weight of 112.02 g/mol. Key properties include a melting point of 1,36°C and a density of 4,75 g/cm3. It is classified under GHS with signal word Danger and hazard statements H261, H301 — Toxic if swallowed and H331 — Toxic if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
8049-17-0
Jingsj CID
J-1325393-6
Molecular Formula
FeSi2
Molecular Weight
112.02 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point1,36°C
Density4,75 g/cm3

GHS Safety & Compliance

Flammable / Acute ToxicitySignal word: Danger
  • H261
  • H301 — Toxic if swallowed
  • H331 — Toxic if inhaled

Frequently Asked Questions

What is the CAS number of Ferric silicon?

The CAS number of Ferric silicon is 8049-17-0.

What are the molecular formula and molecular weight of Ferric silicon?

Ferric silicon has molecular formula FeSi2 and molecular weight 112.02 g/mol.

Is Ferric silicon hazardous?

Ferric silicon has GHS signal word Danger and hazard statements H261; H301 — Toxic if swallowed; H331 — Toxic if inhaled.

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

Last updated:

How to cite: Jingsj. "Ferric silicon (CAS 8049-17-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1325393-6 (accessed 2026-11-06).

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