Wilkinson’s Catalyst
- CAS No.
- 14694-95-2
Wilkinson's Catalyst, CAS 14694-95-2. Source-derived identification, physical data and applications are provided for catalogue reference; request the current specification, COA and SDS for the…
GTC-566

Rhodium Compounds
Rhodium(III) Iodide, CAS 15492-38-3. Source-derived identification, physical data and applications are provided for catalogue reference; request the current specification, COA and SDS for the required grade.
Rhodium triiodide; Rhodium triiodide anhydrous; Rhodium(+3) iodide; Rhodium(3+) iodide; Trichlororhodium (incorrectly used synonymously in some databases); Rhodium iodide RhI₃
Supplied catalogue source: GTC-566 · Page 78
The information below is a structured migration from the supplied catalogue snapshot. It is not a current product specification, COA or SDS. Confirm the actual supplier, grade, batch documents, classification, packing and destination requirements for your enquiry.
| CAS No. | 15492-38-3 |
|---|---|
| EC No. | 239-532-7 |
| Chemical Formula | RhI₃ |
| Molecular Weight | 483.62 g/mol |
| Appearance | Dark black to violet-black crystalline powder |
| Odor | Odorless |
| Melting point | Decomposes before melting (>300 °C) |
| Boiling point | Not applicable (decomposes) |
| Density | approx. 5.0–5.5 g/cm³ |
| Solubility | Insoluble in water; soluble in acetonitrile, DMF, DMSO, hot concentrated acids |
| Nature (hazards) | Causes severe skin burns and eye damage, may cause allergic skin reaction, harmful if swallowed, toxic to aquatic life |
| RIDADR | UN 3260, Corrosive solid, acidic, inorganic, n.o.s. (Rhodium(III) iodide), Class 8, Packing Group III |
| Chemical Structure |
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Rhodium(III) Iodide serves as a specialized Rh(III) precursor, offering unique iodide-promoted reactivity for selective catalytic and synthetic processes.
Organometallic Rhodium Complex Synthesis
Acts as starting material for preparing iodide-containing Rh complexes and clusters, valuable in mechanistic studies and ligand exchange reactions.
Iodide-Promoted Hydrogenation Catalysis
Used to generate Rh catalysts with enhanced activity in selective hydrogenation of alkenes, alkynes, and carbonyls, particularly in iodide-assisted systems.
Hydroformylation & Carbonylation
Serves as precursor for rhodium catalysts in hydroformylation and related carbonylation processes, providing iodide-modified selectivity in oxo-alcohol production.
C–H Activation & Functionalization
Facilitates Rh-catalyzed C–H arylation, borylation, and annulation with iodide ligands enhancing reactivity toward challenging substrates.
Supported Rhodium Catalyst Preparation
Employed in impregnation to deposit iodide-promoted Rh on carbon or oxide supports for heterogeneous hydrogenation and reforming catalysis.
Advanced Materials & Electrocatalysis
Supports preparation of Rh-based electrocatalysts or functional materials where iodide coordination influences electronic properties.
High Rhodium Content Consistency
Rigorous analytical controls guarantee accurate Rh assay, minimal impurities, and batch-to-batch reproducibility for dependable precursor performance.
Secure Precious Metal Sourcing
Transparent, responsible rhodium procurement with inventory buffering to provide supply stability and competitive pricing.
Technical Catalysis Support
Experienced specialists offer advice on complex formation, iodide-assisted activation, reaction optimization, and scale-up tailored to your processes.
Full Regulatory Compliance
Comprehensive documentation including COA, REACH, RoHS, and detailed SDS to streamline global operations and audits.
Sustainability & Recycling Programs
Ethical sourcing practices and rhodium recovery/recycling programs aligned with ESG objectives and circular economy principles.
GHS Classification: Skin Corrosion/Irritation (Category 1B); Serious Eye Damage (Category 1); Skin Sensitization (Category 1); Acute Toxicity, Oral (Category 4); Aquatic Chronic (Category 2)
Hazard Statements: H314: Causes severe skin burns and eye damage; H317: May cause an allergic skin reaction; H302: Harmful if swallowed; H411: Toxic to aquatic life with long lasting effects
UN Number: UN 3260
Hazard Class: 8 (Corrosive substances)
Packing Group: III



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