Tungsten oxide (WO3)

Tungsten oxide (WO3) is a chemical compound registered under number CAS 1314-35-8, with the molecular formula O₃W, and a molar mass of 231.84 g/mol.

The molecule contains 4 atoms connected by 3 chemical bonds. The full systematic IUPAC name of this compound is trioxotungsten. The interactive 3D model above lets you view the spatial arrangement of the atoms — you can rotate it with the mouse, zoom with the scroll wheel, and switch between skeletal / Ball & Stick / Space Fill visualization modes.

In terms of physicochemical properties, polar surface area PSA = 51.2 Ų, 0 donors and 3 hydrogen bond acceptors. These parameters are key when assessing bioavailability and interaction with biomolecules.

Chemical data for this compound comes from PubChem (NIH NLM NCBI), one of the world's largest chemical databases. All information is updated automatically and enriched with GHS hazard statement translations compliant with the CLP Regulation (EC 1272/2008). The interactive 3D model and the viewer images are protected by copyright (© MolGod.org) — terms of use: molgod.org/copyright/.

Molecular formula	O₃W
Molar mass	231.84 g/mol
IUPAC	trioxotungsten
SMILES	O=[W](=O)=O
InChIKey	ZNOKGRXACCSDPY-UHFFFAOYSA-N
logP (XLogP3)	—
PSA	51.2 Ų
HBD / HBA	0 / 3
PubChem CID	CID 14811 ↗

Signal word: Warning

H302 — Harmful if swallowed

TUNGSTEN TRIOXIDE · 1314-35-8 · Tungsten oxide (WO3) · Tungstic anhydride · Tungstic oxide · Tungsten Blue · Tungstic acid anhydride · Wolframic acid, anhydride · CI 77901 · C.I. 77901 · 940E10M08M · RefChem:1100596 · 215-231-4 · DTXCID5012262 · Tungsten(VI) oxide

• 📊 PubChem CID 14811 — NIH
• 🔬 NIST WebBook — spectroscopy
• 💊 ChEMBL — bioactivity