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Rhenium

Also known as: EINECS 231-124-5, MFCD00011195, rhenium atom

Rhenium (CAS 7440-15-5) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Re and a molecular weight of 186.207 g/mol. Key properties include a melting point of 3180 °C(lit.), a boiling point of 5596 °C(lit.) and a density of 21,04 g/cm3. It is classified under GHS with signal word Danger and hazard statements H228. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
7440-15-5
Jingsj CID
J-1372908-0
Molecular Formula
Re
Molecular Weight
186.207 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026
Made to Order

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--CN China

Physicochemical Properties

Melting Point3180 °C(lit.)
Boiling Point5596 °C(lit.)
Density21,04 g/cm3
Exact Mass186.955597

GHS Safety & Compliance

FlammableSignal word: Danger
  • H228

Frequently Asked Questions

What is the CAS number of Rhenium?

The CAS number of Rhenium is 7440-15-5.

What are the molecular formula and molecular weight of Rhenium?

Rhenium has molecular formula Re and molecular weight 186.207 g/mol.

Which suppliers offer Rhenium?

1 supplier(s) listed; request a quote for pricing.

Is Rhenium hazardous?

Rhenium has GHS signal word Danger and hazard statements H228.

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

Last updated:

How to cite: Jingsj. "Rhenium (CAS 7440-15-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1372908-0 (accessed 2026-11-06).

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