Tris(tetramethylcyclopentadienyl)samarium(III)
Tris(tetramethylcyclopentadienyl)samarium(III), identified by CAS number 148607-24-3 and molecular formula C27H39Sm, is a highly pure organometallic compound with a molecular weight of 513.96 g/mol. This samarium complex is primarily utilised as a precursor in advanced materials science, particularly for chemical vapour deposition (CVD) and atomic layer deposition (ALD) processes. Its unique properties make it valuable for thin film deposition in microelectronics and other specialised applications.

CVD and ALD Precursor
Tris(tetramethylcyclopentadienyl)samarium(III) serves as a volatile precursor for depositing samarium-containing thin films via Chemical Vapour Deposition (CVD) and Atomic Layer Deposition (ALD). These films are crucial in microelectronic fabrication for dielectric layers or as components in advanced electronic devices.
Materials Science
This compound is employed in materials science research for synthesising novel materials and exploring the unique electronic or magnetic properties of samarium-based compounds. Its defined structure allows for precise incorporation of samarium into various material matrices.
Catalysis and Inorganic Chemistry
As an organometallic samarium complex, it can be investigated for potential catalytic applications in organic synthesis or as a building block in inorganic chemistry for creating complex metal-organic frameworks (MOFs) or coordination compounds.
Chemical Synthesis
It acts as a reagent in specialised chemical synthesis, enabling the introduction of the tetramethylcyclopentadienyl ligand and samarium into target molecules. This is valuable for creating custom organometallic structures.
| Molecular weight | 513.96 |
|---|---|
| Empirical formula | C27H39Sm |
| Assay | 99.9% |

Hazard statements
- H228Flammable solid
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 54 °C / 129.2 °F |
| Transport (UN / ADR) | UN 1325 4.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F |
| Risk statements (R) | 11-14 |
| Safety statements (S) | 16 |
| Supplemental hazards | Reacts violently with water. |
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 Tris(tetramethylcyclopentadienyl)samarium(III) used for?
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Tris(tetramethylcyclopentadienyl)samarium(III) is primarily used as a precursor in CVD and ALD for depositing samarium-containing thin films, especially in microelectronics and materials science. It also finds applications in catalysis and specialised chemical synthesis.
What is the CAS number and formula for Tris(tetramethylcyclopentadienyl)samarium(III)?
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The CAS number is 148607-24-3, and the empirical formula is C27H39Sm.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tris(tetramethylcyclopentadienyl)samarium(III) at an assay of 99.9%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Tris(tetramethylcyclopentadienyl)samarium(III) be handled safely?
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This compound is flammable (H228) and reacts violently with water. Handle with extreme care in a well-ventilated area, wearing appropriate personal protective equipment including eyeshields, gloves, and respiratory protection (N100 US/P3 EN143 filters). Keep away from heat, sparks, open flames, and hot surfaces. Avoid contact with water and moisture.
Is Tris(tetramethylcyclopentadienyl)samarium(III) a controlled substance?
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The provided data does not indicate that Tris(tetramethylcyclopentadienyl)samarium(III) is a controlled substance. However, users should always verify local regulations.
How is Tris(tetramethylcyclopentadienyl)samarium(III) packed and shipped?
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This product is typically shipped as a hazardous material (UN 1325, Class 4.1, PG II) due to its flammability. Packaging adheres to strict international regulations for safe transport. TSS exports globally.
How can I request a sample or quote for Tris(tetramethylcyclopentadienyl)samarium(III)?
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To request a sample or a quote, please contact the TSS sales department through our website or by calling our main office. Please provide your contact details and the quantity required.
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