Tungsten dichloride dioxide
Also known as: Tungsten(VI) dichloride dioxide, Tungsten(VI) oxychloride, Wolfram(VI) dichloride dioxide, Dichlorodioxotungsten(VI), Dichlorodioxotungsten, Tungsten dioxide dichloride, Tungsten dioxydichloride, Tungsten oxychloride
Tungsten dichloride dioxide (CAS 13520-76-8) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Cl2O2W and a molecular weight of 286.74500 g/mol. Key properties include a melting point of 265°C and a density of 4.670. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, 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.
- 13520-76-8
- Jingsj CID
- J-1369507-3
- Molecular Formula
- Cl2O2W
- Molecular Weight
- 286.74500 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 265°C |
|---|---|
| Density | 4.670 |
| Exact Mass | 285.87800 |
| PSA | 34.14000 |
| LogP | 1.14140 |
| Appearance | Powder | Light yellow |
| Additional Property | Soluble in cold water. Decomposes in hot water. |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Frequently Asked Questions
What is the CAS number of Tungsten dichloride dioxide?
The CAS number of Tungsten dichloride dioxide is 13520-76-8.
What are the molecular formula and molecular weight of Tungsten dichloride dioxide?
Tungsten dichloride dioxide has molecular formula Cl2O2W and molecular weight 286.74500 g/mol.
Is Tungsten dichloride dioxide hazardous?
Tungsten dichloride dioxide has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of Tungsten dichloride dioxide?
For Tungsten dichloride dioxide, Upstream Products: Tungsten(VI) oxychloride, Hexamethyldisiloxane, hexachlorotungsten.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Tungsten dichloride dioxide (CAS 13520-76-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1369507-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.