Title: Carbon Tetraiodide
CAS Registry Number: 507-25-5
CAS Name: Tetraiodomethane
Molecular Formula: CI4
Molecular Weight: 519.63
Percent Composition: C 2.31%, I 97.69%
Literature References: Prepd by the interaction of carbon tetrachloride and aluminum or calcium iodide: Gustavson,
Ann. 172, 173 (1874); boron iodide: Moissan,
C.R. Hebd. Seances Acad. Sci. 113, 19 (1891); lithium or calcium iodide: Lantenois,
ibid. 156, 1385 (1913); ethyl iodide in the presence of aluminum chloride: Walker,
J. Chem. Soc. 85, 1090 (1904); McArthur, Simons,
Inorg. Synth. 3, 37 (1950).
Properties: Red cubic crystals. Odor of iodine. Dec to iodine and tetraiodoethylene under the influence of light or heat. d420 4.32. mp 171°. Sol in benzene, chloroform. Dec by hot alcohol. Practically insol in water, but hydrolyzes slowly in contact with water, forming iodoform and iodine.
Melting point: mp 171°
Density: d420 4.32