Bis(cyclopentadienyl)ruthenium(II)
Bis(cyclopentadienyl)ruthenium(II), commonly known as ruthenocene, is an organometallic sandwich compound (CAS 1287-13-4) with the molecular formula C10H10Ru and a molar mass of 231.26 g/mol. Supplied by Tech Serve Solutions as a stable crystalline solid at 97% assay, it serves chiefly as a volatile ruthenium precursor for chemical vapour deposition (CVD) and atomic layer deposition (ALD), and as a reagent in organometallic and materials-science research.
- Synonyms
- RuthenoceneBis(cyclopentadienyl)ruthenium(II)Bis(cyclopentadienyl)rutheniumDi(cyclopentadienyl)rutheniumDicyclopentadienylrutheniumRu(Cp)2

CVD and ALD ruthenium precursor
Ruthenocene is a well-established volatile source of ruthenium for chemical vapour deposition and atomic layer deposition. It is used to grow thin films of ruthenium metal and ruthenium oxide for microelectronic and materials applications.
Microelectronics and thin-film research
As a vapour-phase precursor, the compound supports the deposition of conductive ruthenium-based layers studied for interconnects, electrodes and barrier structures in micro- and nanoelectronics.
Organometallic and catalysis research
The compound is a classic metallocene used as a reference material and building block in organometallic chemistry, and as a starting point in the synthesis of further ruthenium complexes investigated in catalysis.
Materials science and electrochemistry
Ruthenocene is employed in materials-science studies and as a model redox-active organometallic species in electrochemical investigations, owing to its stable sandwich structure.
| Molecular weight | 231.26 |
|---|---|
| Empirical formula | C10H10Ru |
| Assay | 97% |
| Form | solid |
| Melting point | 199-201 °C(lit.) |

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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 Bis(cyclopentadienyl)ruthenium(II) used for?
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It is used mainly as a volatile ruthenium precursor for chemical vapour deposition (CVD) and atomic layer deposition (ALD), enabling thin films of ruthenium metal and ruthenium oxide. It also serves as a reagent and reference compound in organometallic, catalysis and materials-science research.
What is the CAS number and molecular formula of Bis(cyclopentadienyl)ruthenium(II)?
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The CAS number is 1287-13-4 and the molecular formula is C10H10Ru, with a molecular weight of 231.26 g/mol. It carries MDL number MFCD00001442 and EC number 215-065-2, and is also known as ruthenocene.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Bis(cyclopentadienyl)ruthenium(II) as a solid at a typical assay of 97%, on a technical/research grade basis. We do not represent it as a USP, BP or EP pharmacopoeial grade. A specification sheet or certificate of analysis can be provided on request.
What are the safety and handling requirements for Bis(cyclopentadienyl)ruthenium(II)?
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Under GHS it carries the signal word Warning (pictogram GHS07) with hazard statements H315 (causes skin irritation), H319 (causes serious eye irritation) and H335 (may cause respiratory irritation). Handle with eye protection, gloves and an N95-type dust mask, avoid dust formation, and consult the Safety Data Sheet before use. It is classified WGK 3 (highly hazardous to water in Germany).
How is Bis(cyclopentadienyl)ruthenium(II) packed, shipped and exported?
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The solid is packed in tightly sealed, appropriately labelled containers sized to the order, from research quantities upwards, and shipped with the relevant Safety Data Sheet and documentation. As a specialist exporter since 1998, Tech Serve Solutions arranges compliant international packaging and export logistics.
How do I request a sample or quote?
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Contact Tech Serve Solutions with your required quantity, packaging and destination, and our team will respond with availability, lead time and documentation. Quotes and samples are handled through our standard enquiry process.
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