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Triiodoarsine

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Identification
Molecular formula
AsI3
CAS number
7784-40-9
IUPAC name
triiodoarsane
State
State
Triiodoarsine is typically found as a solid at room temperature. It is crystalline in form and can be handled similar to other solid chemicals under standard laboratory conditions.
Melting point (Celsius)
142.00
Melting point (Kelvin)
415.15
Boiling point (Celsius)
248.00
Boiling point (Kelvin)
521.15
General information
Molecular weight
455.65g/mol
Molar mass
455.6480g/mol
Density
4.0100g/cm3
Appearence
Triiodoarsine is typically a colorless crystalline solid. It is highly sensitive to light and may decompose upon exposure. The compound can also exist in a slightly brownish color due to trace impurities. It is known to emit a distinct arsenic-like odor upon decomposition.
Comment on solubility

Solubility of Triiodoarsane

TII is a unique compound with notable characteristics when it comes to its solubility in various solvents. Triiodoarsane, with the formula AsI3, exhibits some fascinating solubility properties:

  • Solubility in Organic Solvents: Triiodoarsane is generally soluble in organic solvents such as chloroform and carbon disulfide, making it an interesting compound for organic syntheses.
  • Limited Water Solubility: The solubility of triiodoarsane in water is quite poor. This limited solubility can be attributed to the hydrophobic nature of the iodine atoms interfacing with water molecules.
  • Temperature Dependency: Like many iodine-based compounds, solubility can vary with temperature; in some cases, an increase in temperature may enhance solubility in organic solvents.
  • Interactions with Other Compounds: Triiodoarsane is known to interact with other solvents and can form complex solutions, which can alter its solubility profile.

In summary, while triiodoarsane has good solubility in certain organic solvents, its behavior in water is quite distinct, illustrating the complex nature of solubility in chemical compounds. Always consider the impact of solvent choice and environmental conditions when working with triiodoarsane.

Interesting facts

Interesting Facts About Triiodoarsane

Triiodoarsane, a fascinating organoarsenic compound, has garnered attention in both scientific research and industrial applications. Here are some intriguing insights:

  • Composition: Triiodoarsane consists of arsenic and iodine, where three iodine atoms are substituted for hydrogen atoms in the arsanes. This unique composition gives it distinct chemical properties.
  • Reactivity: Being a reactive compound, triiodoarsane can easily undergo various chemical reactions, making it a valuable intermediate in organic synthesis and pharmaceuticals.
  • Biological Interest: Scientists are particularly interested in triiodoarsane due to its potential biological effects, especially regarding its toxicity and its impact on cellular processes. Studies are ongoing to understand how this compound interacts with biological systems.
  • Use in Research: Triiodoarsane may also serve as a model compound for studying organoarsenic compounds. Its structure and reactivity provide insights that can help in developing safer alternatives in various applications, including agriculture.
  • Environmental Implications: As with many arsenic-containing compounds, understanding the environmental fate and toxicology of triiodoarsane is crucial for assessing its safety and managing its use in industrial processes.

In summary, triiodoarsane is not just a compound of interest for its chemical structure, but also for its broader implications in health, environmental science, and industry. As research continues to evolve, its role may become even more significant in addressing the challenges posed by arsenic compounds.

Synonyms
ARSENIC TRIIODIDE
Triiodoarsine
HSDB 420
EINECS 232-068-4
ARSENICUM IODATUM
UNII-3029988O2T
3029988O2T
ARSENIC TRIIODIDE (MART.)
ARSENIC TRIIODIDE [MART.]
Headache Cough
ARSENICUM IODATUN
232-068-4
Arsenic(III) iodide
7784-45-4
Arsenic iodide
Arsenous triiodide
triiodoarsane
MFCD00014170
Arsenous iodide
Arsenic iodide (AsI3)
Arsen(III)-jodid
ARSENIC (III) IODIDE
35171-52-9
ARSENIC TRIIODIDE [MI]
ARSENIC TRIIODIDE [HSDB]
ARSENICUM IODATUM [HPUS]
CHEMBL5437355
DTXSID9064843
IKIBSPLDJGAHPX-UHFFFAOYSA-N
ARSENIC TRIIODIDE [WHO-DD]
Arsenic(III) iodide, 99.999% (metals basis)
Q2661846