Silver cyanide
Silver cyanide (CAS 506-64-9), with the molecular formula AgCN and a molecular weight of 133.89 g/mol, is a white to grey powder. It is a crucial chemical compound used in various scientific and industrial applications, notably in materials science and electrochemistry. This high-purity silver salt is supplied by TSS for research and specialised manufacturing processes, adhering to strict quality standards.

Materials Science Research
Silver cyanide serves as a precursor in the synthesis of novel materials, such as Tl[Ag(CN)2]. This compound has demonstrated unique luminescence properties attributed to the Ag(CN)2− anion, making it valuable for advanced materials research.
Electroplating and Surface Treatment
While specific data is limited, silver cyanide can be utilised in specialised electroplating baths for depositing silver onto various substrates, offering corrosion resistance and decorative finishes in niche industrial applications.
Chemical Synthesis Intermediate
As a source of silver and cyanide ions, AgCN acts as a valuable intermediate in the synthesis of more complex organometallic compounds and inorganic salts within research and development laboratories.
| Molecular weight | 133.89 |
|---|---|
| Linear formula | AgCN |
| Assay | 99.96% trace metals basis |
| Form | powder |
| Application | Used in preparation of Tl[Ag(CN)2], which exhibits previously unknown Ag(CN)2− luminescence.1 |


Hazard statements
- H300Fatal if swallowed
- H310Fatal in contact with skin
- H330Fatal if inhaled
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P264Wash thoroughly after handling
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P301IF SWALLOWED
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1684 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+,N |
| Risk statements (R) | 26/27/28-32-50/53 |
| Safety statements (S) | 7-28-29-45-60-61 |
| Supplemental hazards | Contact with acids liberates very toxic gas. |
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 Silver Cyanide (CAS 506-64-9) used for?
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Silver cyanide (CAS 506-64-9) is primarily used in materials science for the synthesis of novel luminescent compounds like Tl[Ag(CN)2] and can serve as an intermediate in chemical synthesis. It may also find use in specialised electroplating processes.
What is the CAS number and chemical formula for Silver Cyanide?
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The CAS number for Silver Cyanide is 506-64-9, and its linear chemical formula is AgCN.
What grade and purity does Tech Serve Solutions supply for Silver Cyanide?
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Tech Serve Solutions supplies Silver Cyanide with an assay of 99.96% (trace metals basis). We do not represent this product as USP, BP, or EP grade.
How should Silver Cyanide be handled safely?
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Silver Cyanide is highly toxic and an environmental hazard. Handle with extreme caution in a well-ventilated area, wearing appropriate personal protective equipment including a dust mask (N95/P2), eyeshields, face shield, and gloves. Avoid contact with acids, as this liberates very toxic gas. Consult the Safety Data Sheet for full details.
Is Silver Cyanide a controlled substance?
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Based on the provided data, Silver Cyanide is classified with hazard codes T+ (Very Toxic) and N (Dangerous for the environment), and carries significant toxicity warnings (H300, H310, H330). It requires careful handling and adherence to all relevant regulations. Specific controlled substance status may vary by jurisdiction.
How is Silver Cyanide packed and shipped?
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Silver Cyanide is packed as a powder and shipped according to UN 1684, Hazard Class 6.1, Packing Group II regulations, indicating it is a toxic substance. TSS ensures compliant international export.
How can I request a quote or sample for Silver Cyanide?
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To request a quote or sample for Silver Cyanide, please contact our sales team through the website or by phone, providing your specific requirements and shipping details.
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