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Ammonium Iodide

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Identification
Molecular formula
NH4I
CAS number
12027-06-4
IUPAC name
(4-amino-4-oxo-3,3-diphenyl-butyl)-diethyl-methyl-ammonium;iodide
State
State

At room temperature, ammonium iodide is typically encountered as a solid. It exists in crystalline form and is known for its high solubility in water, where it ionizes into ammonium and iodide ions.

Melting point (Celsius)
551.00
Melting point (Kelvin)
824.15
Boiling point (Celsius)
405.00
Boiling point (Kelvin)
678.15
General information
Molecular weight
144.94g/mol
Molar mass
144.9430g/mol
Density
1.6769g/cm3
Appearence

Ammonium iodide is a white, crystalline solid that is usually encountered as a hygroscopic powder, meaning it is highly sensitive to moisture and can absorb water from the environment. Its crystals are often colorless but can appear slightly yellowish when exposed to light due to decomposition. Crystalline ammonia iodide tends to dissolve readily in water, producing a clear, colorless solution.

Comment on solubility

Solubility of (4-amino-4-oxo-3,3-diphenyl-butyl)-diethyl-methyl-ammonium iodide

The solubility of (4-amino-4-oxo-3,3-diphenyl-butyl)-diethyl-methyl-ammonium iodide can be influenced by several factors due to its complex structure. This compound, featuring a quaternary ammonium salt, tends to exhibit interesting solubility characteristics:

  • Solvent Dependence: Quaternary ammonium salts generally show good solubility in polar solvents such as water and alcohols, thanks to their ionic nature.
  • Ionic Interactions: The iodide anion can enhance solubility through strong ionic interactions, making this compound more soluble when dissociated in solution.
  • Hydrophobic Regions: The presence of diphenyl groups contributes to hydrophobic interactions, which may limit solubility in purely polar solvents.
  • Temperature Effects: Higher temperatures typically increase the kinetic energy of molecules, potentially enhancing solubility.
  • Concentration Considerations: Solubility can also be concentration-dependent; at certain concentrations, precipitation may occur despite initial solubility in solution.

Thus, while the compound may be classified as soluble in certain conditions, understanding its solubility requires a holistic view of its chemical nature and the environment in which it is placed. Overall, it demonstrates the intricate balance between hydrophilic and hydrophobic characteristics leading to its unique solubility behavior.

Interesting facts

Interesting Facts about (4-amino-4-oxo-3,3-diphenyl-butyl)-diethyl-methyl-ammonium; iodide

The compound (4-amino-4-oxo-3,3-diphenyl-butyl)-diethyl-methyl-ammonium; iodide is a fascinating quaternary ammonium compound with a range of interesting characteristics and potential applications. Here are some of the highlights:

  • Versatile Applications: This compound is a quaternary ammonium salt, which often finds use in antimicrobial applications, as well as in the fields of pharmaceuticals and agriculture.
  • Ammonium Cations: The presence of the diethyl-methyl-ammonium cation structure enhances its solubility in polar solvents, making it suitable for various chemical reactions and processes.
  • Biological Activity: Many quaternary ammonium compounds, including this one, exhibit biological activity which may include antibacterial and antiviral properties, contributing to its interest in medical research.
  • Stability Factors: The presence of the iodine counterion can impart unique stability characteristics, often enhancing the overall effectiveness of the compound in biological systems.

As expressed by chemists in the field, "the design and synthesis of quaternary ammonium compounds open the door to a wealth of applications, particularly in drug development and material sciences." This compound epitomizes the intricate interplay between chemical structure and biological functionality, paving the way for exciting innovations in various scientific disciplines.


In summary, (4-amino-4-oxo-3,3-diphenyl-butyl)-diethyl-methyl-ammonium; iodide is not just a compound of interest in the lab, but a potential key player in addressing health-related challenges, showcasing the importance of chemical research in real-world applications.

Synonyms
(3-Carbamoyl-3,3-diphenylpropyl)diethylmethylammonium iodide
AMMONIUM, (3-CARBAMOYL-3,3-DIPHENYLPROPYL)DIETHYLMETHYL-, IODIDE
7296-28-8