Tris(tetramethylcyclopentadienyl)gadolinium(III)
Tris(tetramethylcyclopentadienyl)gadolinium(III), CAS 308847-85-0, with the formula C27H39Gd and a molecular weight of 520.85 g/mol, is a organometallic compound. It is primarily utilised as a precursor in chemical vapour deposition (CVD) and atomic layer deposition (ALD) processes for advanced materials. Its composition makes it suitable for applications in microelectronics and materials science, contributing to the deposition of gadolinium-containing thin films.

CVD and ALD Precursor
This compound serves as a valuable precursor in Chemical Vapor Deposition (CVD) and Atomic Layer Deposition (ALD) techniques. It enables the controlled deposition of gadolinium-based thin films crucial for semiconductor manufacturing and other microelectronic applications.
Materials Science
As a source of gadolinium, it is employed in materials science research for the synthesis of novel materials with specific magnetic or optical properties. Its organometallic nature facilitates its incorporation into various material structures.
Catalysis and Inorganic Chemistry
The compound finds utility in catalysis research and inorganic synthesis, serving as a reagent for introducing gadolinium into complex molecular structures. It contributes to the development of new catalytic systems.
Chemical Synthesis
This organogadolinium complex acts as a building block in sophisticated chemical synthesis. It allows for the precise introduction of gadolinium into organic frameworks, facilitating the creation of new organometallic compounds.
| Molecular weight | 520.85 |
|---|---|
| Empirical formula | C27H39Gd |
| Assay | 99.9% trace metals basis |

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 | 60 °C / 140 °F |
| Transport (UN / ADR) | UN 1325 4.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 14 |
| Safety statements (S) | 7-43 |
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)gadolinium(III) used for?
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Tris(tetramethylcyclopentadienyl)gadolinium(III) is primarily used as a precursor in Chemical Vapor Deposition (CVD) and Atomic Layer Deposition (ALD) for microelectronics and materials science, and in catalysis and inorganic chemistry for chemical synthesis.
What is the CAS number and formula for Tris(tetramethylcyclopentadienyl)gadolinium(III)?
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The CAS number is 308847-85-0 and the empirical formula (Hill notation) is C27H39Gd.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tris(tetramethylcyclopentadienyl)gadolinium(III) with an assay of 99.9% trace metals basis. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling considerations for this product?
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This compound is classified as Warning with hazard statement H228 (Flammable solid). It requires appropriate personal protective equipment including eyeshields, gloves, and suitable respiratory protection. Handle in a well-ventilated area away from ignition sources.
How is Tris(tetramethylcyclopentadienyl)gadolinium(III) packed, shipped, and exported?
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The product is packed and shipped according to UN 1325, 4.1/PGIII regulations for flammable solids. Tech Serve Solutions is experienced in exporting fine chemicals globally.
How can I request a sample or quote for Tris(tetramethylcyclopentadienyl)gadolinium(III)?
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To request a sample or a detailed quote, please contact our sales team through the 'Request Information' form on our website or call us directly. Please reference the product name and CAS number.
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