Gold(III) chloride
Gold(III) chloride (CAS 13453-07-1), with the linear formula AuCl3 and a molecular weight of 303.33, is a chemical compound of gold in the +3 oxidation state. It serves as a valuable reagent in various chemical syntheses and is recognized for its utility in catalysis. Tech Serve Solutions supplies this inorganic salt in a high purity grade, essential for research and industrial applications.

Catalysis
Gold(III) chloride acts as a catalyst or pre-catalyst in various organic transformations. Its ability to activate substrates makes it useful in reactions such as C-C bond formation and oxidation processes.
Chemical Synthesis
This compound is employed as a starting material or reagent in the synthesis of other gold complexes and organometallic compounds. It is also utilized in the preparation of gold nanoparticles and nanostructures.
Materials Science
Gold(III) chloride is instrumental in the fabrication of advanced materials, including nanocrystalline superlattices. These materials find applications in electronics, sensors, and plasmonics.
| Molecular weight | 303.33 |
|---|---|
| Linear formula | AuCl3 |
| Assay | 99% |
| Form | solid |
| Application | Nanocrystalline superlattices in gold colloid solution have been prepared by ligand-induction using AuCl3 reduced with sodium borohydride.1 |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Gold(III) chloride used for?
+
Gold(III) chloride (AuCl3) is primarily used in catalysis and chemical synthesis, including the preparation of gold nanoparticles and advanced materials.
What is the CAS number and formula for Gold(III) chloride?
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The CAS number for Gold(III) chloride is 13453-07-1, and its linear formula is AuCl3.
What grade and purity does Tech Serve Solutions supply for Gold(III) chloride?
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Tech Serve Solutions supplies Gold(III) chloride with an assay of 99%. We do not represent this product as USP, BP, EP, or other pharmacopoeial grades unless explicitly stated.
How should Gold(III) chloride be handled safely?
+
Gold(III) chloride is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate PPE, including Eyeshields, Gloves, and a dust mask type N95 (US). Ensure good ventilation.
How is Gold(III) chloride packed, shipped, and exported?
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Tech Serve Solutions safely packs and exports Gold(III) chloride adhering to all relevant regulations for chemical transport.
How can I request a sample or quote for Gold(III) chloride?
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To request a sample or quote for Gold(III) chloride, please contact our sales team through the website or by phone, referencing the product name and CAS number.
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