Cerium Iodide, Cerous Iodide, Cerium (III) Iodide, 7790-87-6

Cerium Iodide, Cerous Iodide, Cerium (III) Iodide, 7790-87-6

🧪 CERIUM IODIDE

• Chemical Name: Cerium(III) Iodide

• Chemical Formula: CeI₃

• CAS Number: 7790-87-6

• EC Number: 232-245-6

• Molecular Weight: 463.73 g/mol

• Appearance: White to pale yellow crystalline powder

• Melting Point: ~770 °C

• Solubility: Soluble in water and alcohol

• Stability: Hygroscopic, degrades in humid conditions

• Density: ~5.2 g/cm³

• Crystal Structure: Hexagonal

2️⃣ Detailed Applications

• Organic synthesis: Used as a Lewis acid catalyst

• CeO₂ production: Soluble precursor compound

• Vacuum systems: Applied in evaporation and thin-film coatings

• Laboratory reagent: For rare earth element analysis

• Nanotechnology: Starting material for CeO₂ nanoparticle synthesis

• Defense industry: Used in laser optics and precision polishing

3️⃣ Synonyms, CAS, EC, and Codes

4️⃣ Alternatives / Substitutes

• Cerium Chloride (CeCl₃): Similar solubility and catalytic properties

• Cerium Nitrate (Ce(NO₃)₃): Alternative soluble cerium source

• Lanthanum Iodide (LaI₃): Similar optical and synthesis applications

• Zirconium Iodide: Substitute in vacuum and coating systems

5️⃣ Sectoral Compatibility Table

6️⃣ Common Names

• Cerium salt

• White iodide crystal

• Cerium iodide powder

• CeO₂ precursor

7️⃣ Production

• Starting Material: Cerium-containing solutions

• Process: Reaction with iodide salts → Filtration → Drying

• Grades Available: Technical and high-purity grades

• Main Producer Countries: China, India, USA

• Commercial Purity Grades: 99% to 99.999%

8️⃣ Mandatory Sectors and Processes

• Organic synthesis labs: Preferred as Lewis acid catalyst

• Vacuum systems: Used in evaporation and coating applications

• Nanomaterial synthesis: Starting material for CeO₂ nanoparticles

• Defense optics: Used in precision polishing for laser systems