CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Ruby-red solid; Yellowish-green modifications also exist; [Merck Index] Red crystalline solid; [MSDSonline] |
|---|---|
| Color/Form | Ruby-red, trigonal crystals (yellowish-green modifications have been observed) |
| Boiling Point | 400 °C |
| Melting Point | 171 °C |
| Solubility | Reacts with water |
| Density | 4.92 g/cu cm at 25 °C |
| Vapor Pressure | 1 mm Hg at163.6 °C |
| Stability/Shelf Life | Stable under recommended storage conditions. |
| Decomposition | Hazardous decomposition products formed under fire conditions. - Hydrogen iodide, Antimony oxide |
| Heat of Vaporization | 68.6 kJ/mol at 401 °C (boiling point) |
| Other Experimental Properties | Volatile at high temperatures |
| Chemical Classes | Metals -> Metalloid Compounds (Antimony) |
COMPUTED DESCRIPTORS
| Molecular Weight | 502.473 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 0 |
| Exact Mass | 501.6172 g/mol |
| Monoisotopic Mass | 501.6172 g/mol |
| Topological Polar Surface Area | 0 Ų |
| Heavy Atom Count | 4 |
| Formal Charge | 0 |
| Complexity | 8 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Antimony Triiodide is an antimony hydride and a mononuclear parent hydride that is used in many industrial processes. It is characterized as a toxic, colorless gas that is heavier than air with a disagreeable odor, and exposure occurs by inhalation, ingestion, or contact.