Osmium(III) chloride
Osmium(III) chloride, CAS 13444-93-4, with the linear formula OsCl3, is a chemical compound with a molecular weight of 296.59 g/mol. This osmium salt typically appears as a powder. It is primarily utilized in chemical synthesis and as a catalyst in various chemical reactions, playing a role in inorganic chemistry and materials science research. Tech Serve Solutions supplies this compound for professional laboratory and industrial applications.

Catalysis
Osmium(III) chloride serves as a catalyst or precursor in catalytic systems. Its properties are leveraged in organic synthesis for specific transformations, contributing to the development of new chemical processes.
Chemical Synthesis
This compound is a valuable reagent in inorganic and organometallic synthesis. It can be used to prepare other osmium-containing compounds and complexes for research purposes.
Materials Science
Osmium(III) chloride finds application in materials science, particularly in the development of new materials with unique electronic or structural properties. Its use as a precursor for osmium-based materials is notable.
| Molecular weight | 296.59 |
|---|---|
| Linear formula | OsCl3 |
| Assay | 99.9% trace metals basis |
| Form | powder |


Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
- H331Toxic if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3288 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-34 |
| Safety statements (S) | 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 Osmium(III) chloride used for?
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Osmium(III) chloride is primarily used in catalysis and chemical synthesis, including inorganic chemistry and materials science research.
What is the CAS number and formula for Osmium(III) chloride?
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The CAS number for Osmium(III) chloride is 13444-93-4, and its linear formula is OsCl3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Osmium(III) chloride with an assay of 99.9% on a trace metals basis. We do not represent this product as USP, BP, or EP grade.
How should Osmium(III) chloride be handled safely?
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Osmium(III) chloride is a Danger substance. It is harmful if swallowed, in contact with skin, and if inhaled, and causes severe skin burns and eye damage. Handle with appropriate personal protective equipment, including eyeshields, faceshields, gloves, and a P2 respirator if necessary.
Is Osmium(III) chloride a controlled substance?
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The provided safety data does not indicate that Osmium(III) chloride is a controlled or scheduled substance under standard regulations.
How is Osmium(III) chloride packed, shipped, and exported?
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Osmium(III) chloride is classified under UN 3288, Hazard Class 6.1, Packing Group II. TSS adheres to all international regulations for the safe packing, shipping, and export of hazardous chemicals.
How can I request a quote or sample of Osmium(III) chloride?
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To request a quote or a sample of Osmium(III) chloride, please contact our sales team through the website or by phone.
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