Copper oxide (Cu2O)

Copper oxide (Cu2O) is a chemical compound registered under number CAS 1317-39-1, with the molecular formula Cu₂O, and a molar mass of 143.09 g/mol.

The molecule contains 3 atoms connected by 2 chemical bonds. The full systematic IUPAC name of this compound is copper;oxocopper. 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 = 17.1 Ų, 0 donors and 1 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	Cu₂O
Molar mass	143.09 g/mol
IUPAC	copper;oxocopper
SMILES	O=[Cu].[Cu]
InChIKey	BERDEBHAJNAUOM-UHFFFAOYSA-N
logP (XLogP3)	—
PSA	17.1 Ų
HBD / HBA	0 / 1
PubChem CID	CID 18346908 ↗

Signal word: Danger

H332 — Harmful if inhaled

H302 — Harmful if swallowed

H318 — Causes serious eye damage

H400 — Very toxic to aquatic life

H410 — Very toxic to aquatic life with long lasting effects

(cupriooxy)copper · RefChem:1082154 · 1317-39-1 · Brown copper oxide · Caocobre · Caswell No. 266 · CI 77402 · Copox · copper (I) oxide · Copper hemioxide · Copper Nordox · Copper oxide (Cu2O) · Copper oxide, red · Copper protoxide · Copper Sandoz

• 📊 PubChem CID 18346908 — NIH
• 🔬 NIST WebBook — spectroscopy
• 💊 ChEMBL — bioactivity