Dysprosium
Also known as: 66Dy, Dysprosium Ion, EINECS 231-073-9, MFCD00010982, disprosio, dysprosium atom
Dysprosium (CAS 7429-91-6) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Dy and a molecular weight of 162.500 g/mol. Key properties include a melting point of 1412 °C(lit.), a boiling point of 2567 °C(lit.) and a density of 8.559 g/mL at 25 °C(lit.). It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 7429-91-6
- Jingsj CID
- J-2992-2
- Molecular Formula
- Dy
- Molecular Weight
- 162.500 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | - | - | CN China |
Physicochemical Properties
| Melting Point | 1412 °C(lit.) |
|---|---|
| Boiling Point | 2567 °C(lit.) |
| Density | 8.559 g/mL at 25 °C(lit.) |
| Exact Mass | 163.929199 |
Frequently Asked Questions
What is the CAS number of Dysprosium?
The CAS number of Dysprosium is 7429-91-6.
What are the molecular formula and molecular weight of Dysprosium?
Dysprosium has molecular formula Dy and molecular weight 162.500 g/mol.
Which suppliers offer Dysprosium?
1 supplier(s) listed; request a quote for pricing.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dysprosium (CAS 7429-91-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2992-2 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.