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Iron(III) arsenide

Also known as: FERRIC ARSENIDE, Iron arsenide, Iron arsenide (FeAs), Iron(III) arsenide 99.5% trace metals basis, EINECS 234-947-8

Iron(III) arsenide (CAS 12044-16-5) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula AsFeH2 and a molecular weight of 132.78200 g/mol. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H331 — Toxic if inhaled and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
12044-16-5
Jingsj CID
J-39936-0
Molecular Formula
AsFeH2
Molecular Weight
132.78200 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Exact Mass132.87200

GHS Safety & Compliance

Acute Toxicity / Environmental HazardSignal word: Danger
  • H301 — Toxic if swallowed
  • H331 — Toxic if inhaled
  • H410 — Very toxic to aquatic life with long lasting effects

Frequently Asked Questions

What is the CAS number of Iron(III) arsenide?

The CAS number of Iron(III) arsenide is 12044-16-5.

What are the molecular formula and molecular weight of Iron(III) arsenide?

Iron(III) arsenide has molecular formula AsFeH2 and molecular weight 132.78200 g/mol.

Is Iron(III) arsenide hazardous?

Iron(III) arsenide has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H331 — Toxic if inhaled; H410 — Very toxic to aquatic life with long lasting effects.

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

Last updated:

How to cite: Jingsj. "Iron(III) arsenide (CAS 12044-16-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39936-0 (accessed 2026-11-07).

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