Rhodium Carbonyl Chloride
Title: Rhodium Carbonyl Chloride
CAS Registry Number: 14523-22-9
CAS Name: Tetracarbonyldi-m-chlorodirhodium
Additional Names: dichlorotetracarbonyldirhodium; chlorodicarbonylrhodium(I) dimer
Molecular Formula: C4Cl2O4Rh2
Molecular Weight: 388.76
Percent Composition: C 12.36%, Cl 18.24%, O 16.46%, Rh 52.94%
Line Formula: [Rh(CO)2Cl]2
Literature References: Prepn: Hieber, Lagally, Z. Anorg. Allg. Chem. 251, 96 (1943); McCleverty, Wilkinson, Inorg. Synth. 8, 211 (1966); Colton et al., Aust. J. Chem. 23, 1351 (1970); Cramer, Inorg. Synth. 15, 14 (1974). Structure: Dahl et al., J. Am. Chem. Soc. 83, 1761 (1961).
Properties: Orange-red crystalline solid or red crystalline sublimate. mp 124-125°. Sol in most organic solvents (except aliphatic hydrocarbons). Stable to dry air. Solutions in organic solvents decompose when exposed to air.
Melting point: mp 124-125°
Use: Catalyst.

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