rhenium trioxide
氧化铼
Also known as: EINECS 215-228-8, MFCD00016306, RHENIUM (VI) OXIDE, RHENIUM TRIOXIDE, RHENIUMM OXIDE, ReO3, Rhenia, Rhenium oxide (ReO3), Rhenium trioxide, Rhenium(VI) trioxide, triketorhenium, trioxorhenium
rhenium trioxide (CAS 1314-28-9) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula O3Re and a molecular weight of 234.20500 g/mol. It is also known as EINECS 215-228-8, MFCD00016306 and RHENIUM (VI) OXIDE. Key properties include a melting point of 400ºC (dec.), a boiling point of 400ºC, a density of 6.9-7.4 and a flash point of 400°C. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1314-28-9
- Jingsj CID
- J-43656-4
- Molecular Formula
- O3Re
- Chinese Name
- 氧化铼
- Molecular Weight
- 234.20500 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 400ºC (dec.) |
|---|---|
| Boiling Point | 400ºC |
| Density | 6.9-7.4 |
| Flash Point | 400°C |
| Exact Mass | 234.94000 |
| PSA | 51.21000 |
| Appearance | Powder | Violet |
| Additional Property | Insoluble in water. |
GHS Safety & Compliance
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Frequently Asked Questions
What is the CAS number of rhenium trioxide?
The CAS number of rhenium trioxide is 1314-28-9.
What are the molecular formula and molecular weight of rhenium trioxide?
rhenium trioxide has molecular formula O3Re and molecular weight 234.20500 g/mol.
Is rhenium trioxide hazardous?
rhenium trioxide has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "rhenium trioxide (CAS 1314-28-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43656-4 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.