Antimony pentachloride
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Description
A yellow, oily liquid with a putrid smell. Antimony pentachloride is used as a Stain for materials containing hydroxyl groups such as Dammar, Mastic, sterols, nondrying oils, and vitamins. It reacts to form an adduct that fluoresces blue-white in Ultraviolet light. Antimony pentachloride is moisture sensitive and will decompose in the presence of Water or alcohols.
Synonyms and Related Terms
APC; antimony perchloride
Hazards and Safety
- Corrosive, fumes in moist air.
- Reacts strongly with organics.
- Highly toxic. Will damage skin and membranes on contact.
- Fisher Scientific: SDS
Physical and Chemical Properties
- Soluble in hydrochloric acid, chloroform, carbon tetrachloride.
- Hydrolyzes in water to form solid Sb2O5.
- Maximum absorption wavelength= 430 nm;
- Maximum emission wavelength= 550 nm.
| Composition | SbCl5 |
|---|---|
| CAS | 7647-18-9 |
| Melting Point | 2.8-3.5 C |
| Density | 2.34 g/ml |
| Molecular Weight | mol. wt. = 299.02 |
| Boiling Point | 77 C (dec) |
Resources and Citations
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Notes for Workshop on New Methods in the Cleaning of Paintings, J.Paul Getty Trust, Los Angeles, 1990
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 736