Title: Iridium Trichloride
CAS Registry Number: 10025-83-9
Molecular Formula: Cl3Ir
Molecular Weight: 298.58
Percent Composition: Cl 35.62%, Ir 64.38%
Line Formula: IrCl3
Literature References: Prepn: Dillamore, Edwards,
J. Inorg. Nucl. Chem. 31, 2427 (1969). Several known modifications. Crystal structure: Brodersen
et al., Naturwissenschaften 52, 205 (1966); Babel, Deigner,
Z. Anorg. Allg. Chem. 339, 57 (1965).
Derivative Type: a-Form
Properties: Brown, monoclinic crystals. b-Form; red, orthorhombic crystals. Olive-green modification also prepd: Dillamore, Edwards,
loc. cit. Decomposes at 763°. Insol in water, acids, alkalies.
Use: Catalyst for chlorination and polymerization reactions.
