Potassium perrhenate
Also known as: Potassium perrhenate(VII), Perrhenic acid potassium salt, potassium,oxido(trioxo)rhenium, EINECS 233-953-8, MFCD00011365
Potassium perrhenate (CAS 10466-65-6) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula KO4Re and a molecular weight of 289.30300 g/mol. Key properties include a melting point of 550 °C(lit.), a boiling point of 1370 °C and a density of 4.887 g/mL at 25 °C(lit.). It is classified under GHS with signal word Danger and hazard statements H272, H315 — Causes skin irritation and H319 — Causes serious eye irritation. It is listed by 1 supplier, from 21.16 to 49.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 10466-65-6
- Jingsj CID
- J-16017-5
- Molecular Formula
- KO4Re
- Molecular Weight
- 289.30300 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | ＞99% 500g | ¥10,582.00 | $3.17 /gBest ¥21.16/g CNY | CN China MOQ 500g | |
In Stock | ＞99% 100g | ¥3,012.00 | $4.51 /g ¥30.12/g CNY | CN China MOQ 100g | |
In Stock | ＞99% 25g | ¥1,084.00 | $6.49 /g ¥43.36/g CNY | CN China MOQ 25g |
Physicochemical Properties
| Melting Point | 550 °C(lit.) |
|---|---|
| Boiling Point | 1370 °C |
| Density | 4.887 g/mL at 25 °C(lit.) |
| Exact Mass | 289.89900 |
| PSA | 74.27000 |
| Refractive Index | 1.643 |
GHS Safety & Compliance
- H272
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Frequently Asked Questions
What is the CAS number of Potassium perrhenate?
The CAS number of Potassium perrhenate is 10466-65-6.
What are the molecular formula and molecular weight of Potassium perrhenate?
Potassium perrhenate has molecular formula KO4Re and molecular weight 289.30300 g/mol.
Which suppliers offer Potassium perrhenate?
1 supplier(s) listed; reference unit price ¥21.16–49.00 /g.
Is Potassium perrhenate hazardous?
Potassium perrhenate has GHS signal word Danger and hazard statements H272; H315 — Causes skin irritation; H319 — Causes serious eye irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Potassium perrhenate (CAS 10466-65-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16017-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.