Rhodium(III) iodide (RhI₃ ， CAS: 15492-38-3 ) is a specialized inorganic rhodium compound widely recognized for its distinctive reactivity and value in advanced material synthesis. Although not as commonly used as RhCl₃ or RhBr₃, RhI₃ plays an important role in modern catalyst development, coordination chemistry, and high-performance materials research. This article provides a comprehensive overview of the properties, preparation methods, industrial applications, safety considerations, and future outlook of Rhodium(III) iodide—written with EEAT principles to ensure reliability and scientific accuracy. How Rhodium(III) Iodide Is Produced 1. Halide Exchange Method The most common laboratory route: Starting materials: RhCl₃ or RhBr₃ Reaction with excess potassium iodide (KI) Formation of RhI₃ precipitate 2. Direct Combination Reaction Metallic rhodium reacts with iodine at high temperature Suitable for high-purity material preparation Controlled iodine vapor press...
Introduction Iridium Trichloride (IrCl₃ ， CAS: 10025-83-9 ) , also known as Iridium(III) Chloride , is a compound derived from the precious metal iridium. Although iridium is one of the rarest elements on Earth, its compounds—particularly IrCl₃—have become indispensable materials in modern high-tech industries . From catalysis and electronic manufacturing to renewable energy systems , IrCl₃ plays a quiet yet critical role in the foundations of modern technology. Iridium Trichloride in Modern Industry 1. Catalyst Precursor for Precision Chemistry In the chemical industry, IrCl₃ serves as a vital precursor for iridium-based catalysts . These catalysts exhibit exceptional stability, selectivity, and efficiency under harsh reaction conditions, making them ideal for: Hydrogenation and oxidation reactions C–H activation in fine chemical synthesis Pharmaceutical and specialty chemical production Because of these properties, iridium catalysts derived ...