(Acetylacetonato)(1,5-cyclooctadiene)rhodium(I)
(Acetylacetonato)(1,5-cyclooctadiene)rhodium(I), identified by CAS number 12245-39-5 and empirical formula C13H19O2Rh, is a rhodium complex with a molecular weight of 310.19 g/mol. This solid compound is primarily utilised in catalysis and chemical synthesis, serving as a precursor in various chemical processes. Its applications extend to materials science and micro/nanoelectronics due to its specific chemical properties as a vapor deposition precursor.
- IUPAC
- Rh(acac)(COD)
- Synonyms
- Rh(acac)(COD)(1,5-Cyclooctadiene)(2,4-pentanedionato)rhodium(I)

Catalysis and Inorganic Chemistry
This rhodium complex is employed as a precatalyst in asymmetric and cross-coupling reactions. Its structure facilitates the formation of active catalytic species essential for various organic transformations.
Chemical Synthesis
It serves as a valuable reagent in organic synthesis, particularly in reactions requiring a rhodium source. Its well-defined structure allows for predictable reactivity in complex synthetic pathways.
Materials Science and Micro/Nanoelectronics
As a CVD and ALD precursor, Rh(acac)(COD) is used in thin-film deposition processes for advanced electronic materials. It enables the controlled deposition of rhodium-containing layers.
| Molecular weight | 310.19 |
|---|---|
| Empirical formula | C13H19O2Rh |
| Assay | 99% |
| Form | solid |
| Application | Umicore Precatalysts for Asymmetric and Cross-Coupling Catalysis |
| Melting point | 138-140 °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 (Acetylacetonato)(1,5-cyclooctadiene)rhodium(I) used for?
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(Acetylacetonato)(1,5-cyclooctadiene)rhodium(I) is used in catalysis, chemical synthesis, and as a CVD/ALD precursor in materials science and micro/nanoelectronics.
What is the CAS number and formula for (Acetylacetonato)(1,5-cyclooctadiene)rhodium(I)?
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The CAS number is 12245-39-5 and the empirical formula is C13H19O2Rh.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (Acetylacetonato)(1,5-cyclooctadiene)rhodium(I) at a purity of 99% (assay). This product is not represented as USP, BP, or EP grade.
What are the main safety hazards associated with this compound?
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This compound is classified as a Warning, with hazards including skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, such as a dust mask (N95), eyesshields, and gloves, should be used.
How is (Acetylacetonato)(1,5-cyclooctadiene)rhodium(I) typically shipped?
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As a global supplier and exporter, Tech Serve Solutions ensures that this chemical is packed and shipped in accordance with all relevant international regulations for hazardous materials.
How can I request a quote or sample for this chemical?
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To request a quote or sample of (Acetylacetonato)(1,5-cyclooctadiene)rhodium(I), please contact our sales department through the website or by phone.
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