CuCl

Cuprous chloride · Copper(I) chloride

Cuprous chloride is a semiconducting copper halide widely utilized as a catalyst and reagent in chemical synthesis.

ClCu
Crystal structure of CuCl
Ground-state structure · Materials Project
Overview

About Cuprous chloride

Cuprous chloride is a binary copper halide that exhibits semiconducting electronic properties. As a near-hull material, it is considered thermodynamically stable and is readily accessible for synthesis, supported by a vast body of structural data across multiple databases.

This compound serves as a critical reagent in organic synthesis and industrial catalysis. Its ability to act as a Lewis acid and its unique coordination chemistry make it an essential component in various chemical manufacturing processes.

At a glance

Key Properties

Cross-validated computational properties for Cuprous chloride, aggregated across 4 databases.

Band Gap

0.33–0.57 eV
Range across DFT structures

Energy Above Hull

0.005 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

143
4 databases, 25 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting CuCl.

Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Sol Gel
Procedure available · ceder_sol_gel
Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where Cuprous chloride is used.

Catalyst for organic synthesisGas absorbentPigment productionCorrosion inhibitor
Intellectual Property

Patent Landscape

1 patent reference CuCl or close compositional variants.

PatentTitleAssigneeGranted
4343781Decomposition of 2KCl.CuCl to produce cuprous chloride and potassium chloride
Reference

Frequently Asked Questions

Common questions about Cuprous chloride, answered from cross-validated data.

What is CuCl?

Cuprous chloride is a semiconducting copper halide widely utilized as a catalyst and reagent in chemical synthesis.

More questions
What is CuCl used for?
Cuprous chloride (CuCl) is used in catalyst for organic synthesis, gas absorbent, pigment production, and corrosion inhibitor.
What is the band gap of CuCl?
Cuprous chloride (CuCl) has a DFT-computed band gap of 0.33–0.57 eV across 143 reported structures.
Is CuCl a metal, semiconductor, or insulator?
With a band gap up to 0.57 eV it is a semiconductor.
Is CuCl thermodynamically stable?
Cuprous chloride (CuCl) has a lowest energy above hull of 0.005 eV/atom (near hull (likely stable)).
How many polymorphs of CuCl are known?
143 structures of CuCl are reported across 4 databases, spanning 25 distinct space groups.
How is CuCl synthesized?
Literature-reported routes for CuCl include sol gel, solid state (6 procedures documented).
What elements does CuCl contain?
Cuprous chloride (CuCl) contains Cl and Cu (2 elements).
Where does the data for CuCl come from?
CuCl data is cross-referenced from latticegraph.
Comparison

How It Compares

As a primary copper(I) halide, this compound serves as a fundamental reference point for understanding the structural and electronic behavior of monovalent copper systems in inorganic chemistry.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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