Ammonium tetrachloroplatinate(II)
Ammonium tetrachloroplatinate(II), CAS 13820-41-2, with the linear formula (NH₄)₂PtCl₄, is a chemical compound of platinum. Possessing a molecular weight of 372.97 g/mol, this substance is typically supplied as a solid with a 99% assay. It finds applications in materials science and research, serving as a precursor in the synthesis of various platinum-containing materials and catalysts. Its chemical properties make it a valuable reagent in inorganic chemistry and electrochemistry.
- IUPAC
- Platinum(II)-ammonium chloride

Catalyst Precursor
Ammonium tetrachloroplatinate(II) serves as a key precursor in the synthesis of platinum-based catalysts. These catalysts are essential in numerous industrial processes, including automotive catalytic converters and chemical synthesis.
Materials Science
This compound is utilised in materials science for the development of novel platinum-containing materials. It can be employed in deposition processes or as a starting material for creating functional inorganic compounds.
Research and Development
As a laboratory reagent, ammonium tetrachloroplatinate(II) is used in academic and industrial research settings. Its predictable reactivity allows for exploration in inorganic synthesis, coordination chemistry, and the study of platinum's chemical behaviour.
| Molecular weight | 372.97 |
|---|---|
| Linear formula | (NH4)2PtCl4 |
| Assay | 99% |
| Form | solid |
| Density | 2.936 g/mL at 25 °C(lit.) |
| Melting point | 140 °C (dec.)(lit.) |



Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H318Causes serious eye damage
- H334May cause allergy or asthma symptoms if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P342
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25-38-41-42/43 |
| Safety statements (S) | 22-26-36/37/39-45 |
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 Ammonium tetrachloroplatinate(II) used for?
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Ammonium tetrachloroplatinate(II) is used as a catalyst precursor, in materials science for developing platinum-containing materials, and in research and development for inorganic synthesis and coordination chemistry studies.
What is the CAS number and chemical formula for Ammonium tetrachloroplatinate(II)?
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The CAS number is 13820-41-2 and the linear chemical formula is (NH₄)₂PtCl₄.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ammonium tetrachloroplatinate(II) with an assay of 99%. We do not represent this product as USP, BP, or EP grade; it is supplied for research and industrial use.
How should Ammonium tetrachloroplatinate(II) be handled safely?
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Ammonium tetrachloroplatinate(II) is a dangerous substance requiring careful handling. It is harmful if swallowed, causes skin irritation, may cause an allergic skin reaction, causes serious eye damage, and may cause allergy or asthma symptoms or breathing difficulties if inhaled. Always use appropriate personal protective equipment, including eyeshields, face shields, gloves, and a P2 respirator cartridge, and follow all safety instructions.
Is Ammonium tetrachloroplatinate(II) a controlled substance?
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The provided data does not indicate that Ammonium tetrachloroplatinate(II) is a controlled substance.
How is Ammonium tetrachloroplatinate(II) packed and exported?
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Ammonium tetrachloroplatinate(II) is packed and exported by Tech Serve Solutions in compliance with all relevant regulations for hazardous materials, ensuring safe transit and delivery worldwide.
How can I request a sample or quote for Ammonium tetrachloroplatinate(II)?
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To request a sample or a quotation for Ammonium tetrachloroplatinate(II), please contact our sales department via the website or by telephone, providing your specific requirements and delivery details.
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