CAS 1312-46-5
:Iridium oxide (Ir2O3)
Description:
Iridium oxide (Ir2O3) is a chemical compound composed of iridium and oxygen, notable for its high stability and resistance to corrosion. It typically appears as a dark brown or black powder and is insoluble in water and most organic solvents. Iridium oxide is characterized by its high melting point and excellent electrical conductivity, making it valuable in various applications, including catalysis, electronics, and as a pigment. The compound exhibits interesting catalytic properties, particularly in reactions involving oxygen evolution and hydrogen production, which are essential in fuel cell technology. Additionally, Ir2O3 can exist in different crystalline forms, with the cubic and rhombohedral structures being the most common. Its ability to undergo redox reactions allows it to participate in various chemical processes, further enhancing its utility in industrial applications. Due to its rarity and the cost of iridium, iridium oxide is often used in specialized applications rather than in bulk quantities. Safety precautions should be taken when handling this compound, as it can pose health risks if inhaled or ingested.
Formula:Ir·O
InChI:InChI=1S/Ir.O
InChI key:InChIKey=YJZATOSJMRIRIW-UHFFFAOYSA-N
SMILES:[O].[Ir]
Synonyms:- Iridium sesquioxide
- Iridium oxide (Ir2O3)
- Diiridium trioxide
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