Thulium(III) chloride
Thulium(III) chloride (CAS: 13537-18-3), with the linear formula TmCl<sub>3</sub> and a molecular weight of 275.29 g/mol, is a chemical compound supplied by Tech Serve Solutions. This anhydrous powder is primarily utilized in catalysis, chemical synthesis, and materials science research. Its properties make it valuable for developing new materials and chemical processes in academic and industrial laboratories.
- IUPAC
- Thulium trichloride

Catalysis
Thulium(III) chloride can serve as a Lewis acid catalyst in various organic transformations. Its unique electronic properties may enable specific catalytic pathways in synthetic chemistry.
Chemical Synthesis
As a source of thulium, this compound is employed in the synthesis of other thulium-containing compounds and organometallic complexes. It is valuable for research in inorganic and coordination chemistry.
Materials Science
The compound can be used in the development of novel materials, including phosphors and optical ceramics, owing to the luminescent properties of thulium. It is also relevant for research in metal and ceramic science.
| Molecular weight | 275.29 |
|---|---|
| Linear formula | TmCl3 |
| Assay | 99.9% trace metals basis |
| Grade | anhydrous |
| Form | powder |

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
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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 Thulium(III) chloride used for?
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Thulium(III) chloride is used in catalysis, chemical synthesis, and materials science research. It serves as a source of thulium for creating other thulium compounds and in the development of advanced materials like phosphors and optical ceramics.
What are the CAS number and formula for Thulium(III) chloride?
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The CAS number for Thulium(III) chloride is 13537-18-3, and its linear formula is TmCl<sub>3</sub>.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Thulium(III) chloride in an anhydrous grade with a purity of 99.9% trace metals basis.
How should Thulium(III) chloride be handled?
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Thulium(III) chloride is an irritant to the skin, eyes, and respiratory system. Handle with appropriate personal protective equipment in a well-ventilated area, avoiding dust formation. Refer to the Safety Data Sheet for detailed handling instructions.
How is Thulium(III) chloride packed, shipped, and exported?
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Tech Serve Solutions packs and ships chemicals according to stringent international regulations to ensure safe delivery worldwide. Specific packaging details are available upon request.
How can I request a quote or sample for Thulium(III) chloride?
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To request a quote or sample of Thulium(III) chloride, please contact our sales department through the TSS website or by phone.
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