AuCl3
Gold(III) chloride · Auric chloride
Gold(III) chloride is a stable, semiconducting gold halide widely utilized as a versatile catalyst and chemical precursor in synthetic chemistry.

About Gold(III) chloride
Gold(III) chloride is a crystalline compound that serves as a vital precursor for the synthesis of various gold-containing materials. Its electronic character as a semiconductor and its position on the thermodynamic convex hull make it a robust and reliable reagent in chemical processes.
Due to its high reactivity and stability, this compound is widely employed in organic synthesis, particularly as a catalyst for promoting complex molecular transformations. It is frequently utilized in laboratory research to facilitate the functionalization of carbon-carbon bonds.
Key Properties
Cross-validated computational properties for Gold(III) chloride, aggregated across 4 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Applications
Where Gold(III) chloride is used.
Frequently Asked Questions
Common questions about Gold(III) chloride, answered from cross-validated data.
What is AuCl3?
Gold(III) chloride is a stable, semiconducting gold halide widely utilized as a versatile catalyst and chemical precursor in synthetic chemistry.
What is AuCl3 used for?
What is the band gap of AuCl3?
Is AuCl3 a metal, semiconductor, or insulator?
Is AuCl3 thermodynamically stable?
How many polymorphs of AuCl3 are known?
What elements does AuCl3 contain?
Where does the data for AuCl3 come from?
How It Compares
As a primary gold halide, gold(III) chloride stands as a fundamental building block in inorganic chemistry, serving as the essential starting material for the synthesis of more complex gold-based catalysts and coordination complexes.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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