12-08346. Rhenium Oxychloride [Archived]

Nomenclature

CAS number: 42246-25-3
Rhenium chloride oxide; perrhenyl chloride; rhenium trioxide chloride.
ClO3Re; mol wt 269.66.
Cl 13.15%, O 17.80%, Re 69.05%.
ReO3Cl.

Description and references

Prepd by direct chlorination of rhenium(VI) oxide: Wolf et al., J. Am. Chem. Soc. 79, 4257 (1957).

Properties

Clear, colorless liquid. mp 4.5°. bp760 128°; also reported to be 131°: Bruckl, Ziegler, Ber. 65, 916 (1932). Distills in vacuo without decompn. Can be stored in sealed glass ampuls. Any purple color developing is due to residual ReO3. Sol in CCl4. Hydrolyzed by water to HReO4 and HCl. Extremely reactive toward mercury, silver and a large number of organic substances.

Status

This monograph has been retired and is no longer subject to revision or update.