Potassium gold(III) chloride
Potassium gold(III) chloride (CAS: 13682-61-6), with the linear formula KAuCl4, is a chemical compound of significance in materials science and research. This gold salt, presenting as a powder, is primarily utilised as a key raw material for the synthesis of novel gold(III) dithiolate complexes. These complexes are explored for their luminescent properties and potential applications as photosensitizers or photocatalysts, contributing to advancements in chemical research and development.
- IUPAC
- Gold potassium chloride,Potassium tetrachloroaurate(III)
- Synonyms
- Potassium tetrachloroaurate(III)Gold potassium chloride

Synthesis of Gold(III) Complexes
Serves as a crucial starting material for synthesizing advanced gold(III) dithiolate complexes. These novel compounds are investigated for their unique luminescent characteristics.
Photocatalysis Research
The derived gold(III) complexes are explored for their potential as photosensitizers and photocatalysts. This application aids in developing new catalytic processes for various chemical reactions.
Materials Science Investigations
Utilised in materials science for the development and study of new gold-based materials. Its properties are instrumental in exploring advanced material functionalities.
| Molecular weight | 377.88 |
|---|---|
| Linear formula | KAuCl4 |
| Assay | 99.995% trace metals basis |
| Form | powder |
| Solubility | H2O: solublealcohol: solubleethanol: soluble |
| Application | Key raw material for synthesis of new gold(III) dithiolate complexes for luminescence studies or possible uses as photosensitizers or photocatalysts.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 Potassium gold(III) chloride used for?
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Potassium gold(III) chloride is primarily used as a raw material for synthesizing new gold(III) dithiolate complexes, which are studied for luminescence, photosensitization, and photocatalysis.
What is the CAS number and chemical formula for Potassium gold(III) chloride?
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The CAS number is 13682-61-6 and the linear chemical formula is KAuCl4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Potassium gold(III) chloride with an assay of 99.995% trace metals basis. This is a technical/research grade, and TSS does not represent it as USP, BP, or EP grade.
How should Potassium gold(III) chloride be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (N95 US type), eyeshields, and gloves. It is classified as a warning substance, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335).
Is Potassium gold(III) chloride a controlled substance?
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The provided data does not indicate that Potassium gold(III) chloride is a controlled substance.
How is Potassium gold(III) chloride packed and shipped?
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Potassium gold(III) chloride is supplied as a powder. Specific packing and shipping details for export are available upon request, adhering to international regulations.
How can I request a sample or quote for Potassium gold(III) chloride?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or by phone. Provide the product name and CAS number (13682-61-6) for efficient processing.
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