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PYRITE

Also known as: (0698) IRON SULFIDE, EINECS 235-106-8, EISEN(II)-DISULFID, PULVER, SLR, EXTRA PURE, FERRIC DISULFIDE, FERRIC SULFIDE, Ferrous disulfide, IRON (III) SULFIDE, IRON DISULFIDE, IRON SULFIDE, IRON SULPHIDE NATURAL POWDER PRS, IRON(II) DISULFIDE, IRON(II) DISULFIDE, EXTRA PURE, SLR, POWDER, Iron disulfide powder, -325 mesh, 99.8% trace metals basis, Iron sulfide, MARCASITE, MFCD00064690, dodecacarbonyl-triangulo-tri-iron, dodecacarbonyltriiron, ferric acid, ferric oxide yellow

PYRITE (CAS 12068-85-8) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula FeS2 and a molecular weight of 119.97500 g/mol. Key property: a melting point of 1171ºC. It is classified under GHS with signal word Danger and hazard statements H317 — May cause an allergic skin reaction, H334 — May cause allergy or asthma symptoms 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.
12068-85-8
Jingsj CID
J-39963-0
Molecular Formula
FeS2
Molecular Weight
119.97500 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026
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Physicochemical Properties

Melting Point1171ºC
Exact Mass119.87900
PSA64.18000
LogP1.29390

GHS Safety & Compliance

Health Hazard / Environmental HazardSignal word: Danger
  • H317 — May cause an allergic skin reaction
  • H334 — May cause allergy or asthma symptoms if inhaled
  • H410 — Very toxic to aquatic life with long lasting effects

Frequently Asked Questions

What is the CAS number of PYRITE?

The CAS number of PYRITE is 12068-85-8.

What are the molecular formula and molecular weight of PYRITE?

PYRITE has molecular formula FeS2 and molecular weight 119.97500 g/mol.

Is PYRITE hazardous?

PYRITE has GHS signal word Danger and hazard statements H317 — May cause an allergic skin reaction; H334 — May cause allergy or asthma symptoms 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. "PYRITE (CAS 12068-85-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39963-0 (accessed 2026-11-07).

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