Potassium heptafluorotantalate(V)
Also known as: Potassium heptafluorotantalate, Dipotassium heptafluorotantalate(2-), Tantalate(2-), heptafluoro-, dipotassium, Potassium fluorotantalate (K2TaF7), Potassium tantalum fluoride, Dikaliumheptafluorotantalat
Potassium heptafluorotantalate(V) (CAS 16924-00-8) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula F7K2Ta and a molecular weight of 392.13300 g/mol. Key properties include a melting point of °Cd ec.), a boiling point of 790°C and a density of 4.56 g/mL at 25 °C(lit.). It is listed by 1 supplier, from 2.00 to 1,800.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 16924-00-8
- Jingsj CID
- J-1308455-6
- Molecular Formula
- F7K2Ta
- Molecular Weight
- 392.13300 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In StockPlatform-operated | 99% 500g | ¥1,000.00 | $0.3 /gBest ¥2.00/g CNY | CN China MOQ 500g | |
In StockPlatform-operated | 99% 100g | ¥220.00 | $0.33 /g ¥2.20/g CNY | CN China MOQ 100g | |
Made to OrderPlatform-operated | 99% 1kg | ¥1,800.00 | $269.36 /kg ¥1,800.00/kg CNY | CN China MOQ 1kg |
Physicochemical Properties
| Melting Point | °Cd ec.) |
|---|---|
| Boiling Point | 790°C |
| Density | 4.56 g/mL at 25 °C(lit.) |
| Exact Mass | 391.86400 |
| LogP | 2.94140 |
Frequently Asked Questions
What is the CAS number of Potassium heptafluorotantalate(V)?
The CAS number of Potassium heptafluorotantalate(V) is 16924-00-8.
What are the molecular formula and molecular weight of Potassium heptafluorotantalate(V)?
Potassium heptafluorotantalate(V) has molecular formula F7K2Ta and molecular weight 392.13300 g/mol.
Which suppliers offer Potassium heptafluorotantalate(V)?
1 supplier(s) listed; reference unit price ¥2.00–1800.00 /g.
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 heptafluorotantalate(V) (CAS 16924-00-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1308455-6 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.