Hydrogen tetrabromoaurate(III) hydrate
Hydrogen tetrabromoaurate(III) hydrate (CAS: 1184171-66-1) is a gold salt with the linear formula HAuBr4·xH2O and a molecular weight of 535.61 on an anhydrous basis. This crystalline compound serves as a crucial reagent in various chemical syntheses and analytical procedures. Its applications span materials science, metal and ceramic science, and general research, making it an essential chemical for laboratories requiring high-purity gold compounds.
- IUPAC
- Bromoauric acid

Catalysis Research
This gold salt can be investigated for its catalytic properties in organic transformations. Its unique electronic structure allows for potential applications in promoting specific chemical reactions.
Materials Science
Hydrogen tetrabromoaurate(III) hydrate is used in the synthesis of gold-containing nanomaterials. These materials have applications in electronics, sensors, and biomedical fields.
Analytical Chemistry
It can be employed as a reagent in certain analytical methods, particularly those involving gold detection or precipitation. Its defined composition aids in quantitative analysis.
Precursor for Gold Compounds
This compound serves as a valuable precursor for the preparation of other gold complexes and organometallic gold compounds used in research and development.
| Molecular weight | 535.61 (anhydrous basis) |
|---|---|
| Linear formula | HAuBr4 · xH2O |
| Form | crystalline |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3260 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-27-36/37/39-45 |
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 Hydrogen tetrabromoaurate(III) hydrate used for?
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Hydrogen tetrabromoaurate(III) hydrate is used in catalysis research, materials science for synthesizing gold nanomaterials, analytical chemistry as a reagent, and as a precursor for other gold compounds.
What is the CAS number and formula for Hydrogen tetrabromoaurate(III) hydrate?
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The CAS number is 1184171-66-1 and the linear formula is HAuBr4·xH2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Hydrogen tetrabromoaurate(III) hydrate typically as a technical or research grade. We do not represent this product as USP, BP, or EP grade unless explicitly stated otherwise in the product specifications.
What are the main hazards associated with Hydrogen tetrabromoaurate(III) hydrate?
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Hydrogen tetrabromoaurate(III) hydrate is classified as Danger with hazard statement H314, indicating it causes severe skin burns and eye damage. Appropriate personal protective equipment, including eye shields, face shields, gloves, and suitable respiratory protection, is essential during handling.
How is Hydrogen tetrabromoaurate(III) hydrate packed, shipped, and exported?
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Our products are carefully packed according to international shipping regulations. We handle global export of chemicals, ensuring compliance with all necessary transport and customs requirements.
How can I request a sample or quote for Hydrogen tetrabromoaurate(III) hydrate?
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To request a sample or a quote, please use the contact form on our website or call our sales department. Please provide your specific requirements and shipping details.
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