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Tetramethylbenzidine diiodide

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Identification
Molecular formula
C34H38N2I2
CAS number
16861-67-1
IUPAC name
benzyl-[4-[4-[benzyl(dimethyl)ammonio]phenyl]phenyl]-dimethyl-ammonium;diiodide
State
State

The compound is typically a solid at room temperature. As a crystalline powder, it is handled with care to prevent dispersion in the environment and exposure to light. It may be dissolved in specific solvents for various analytical applications.

Melting point (Celsius)
145.00
Melting point (Kelvin)
418.15
Boiling point (Celsius)
512.00
Boiling point (Kelvin)
785.15
General information
Molecular weight
539.22g/mol
Molar mass
539.2170g/mol
Density
1.4500g/cm3
Appearence

The compound appears as a light yellow crystalline powder. It is sensitive to light and can degrade upon exposure, so it is usually stored in a dark, cool environment to maintain its stability.

Comment on solubility

Solubility of Benzyl-[4-[4-[benzyl(dimethyl)ammonio]phenyl]phenyl]-dimethyl-ammonium; Diiodide

The solubility of benzyl-[4-[4-[benzyl(dimethyl)ammonio]phenyl]phenyl]-dimethyl-ammonium; diiodide is influenced by several factors due to its complex structure. Here are some key points regarding its solubility:

  • Polar vs. Nonpolar Characteristics: This compound possesses both polar and nonpolar regions. The presence of the quaternary ammonium group contributes to its polar nature, which may affect its solubility in polar solvents.
  • Solvent Compatibility: Solubility is often favored in solvents that can stabilize positive charges, thus, water and other polar solvents may dissolve the compound effectively.
  • Salt Formation: The diiodide component can contribute to increased solubility in certain solvents due to the ionic nature of iodide ions, which enhances interaction with polar solvents.
  • Concentration Impact: At higher concentrations, the solubility might reach a saturation point, leading to the formation of aggregates or precipitates, especially if the solvent cannot accommodate the excess solute.

In summary, the solubility behavior of this compound can be described as:

  1. Polar solvents will likely dissolve the compound better due to its ionic and polar characteristics.
  2. Compatibility with nonpolar solvents may be limited due to the presence of the charged ammonium group.
  3. Temperature can also enhance solubility; increased thermal energy typically increases the solubility of solid compounds.

Understanding these factors can help in predicting the solubility of benzyl-[4-[4-[benzyl(dimethyl)ammonio]phenyl]phenyl]-dimethyl-ammonium; diiodide in various applications.

Interesting facts

Benzyl-[4-[4-[benzyl(dimethyl)ammonio]phenyl]phenyl]-dimethyl-ammonium; diiodide

This compound, commonly referred to as a quaternary ammonium salt, is notable for its unique structure and properties. Its complex architecture plays a pivotal role in a variety of chemical applications. Here are some engaging insights about this fascinating compound:

  • Quaternary Ammonium Compounds: As a quaternary ammonium salt, it possesses a positively charged nitrogen atom, which makes it highly soluble in polar solvents and enhances its ionic character.
  • Role in Antimicrobial Activity: Many quaternary ammonium compounds, including this one, exhibit antimicrobial properties, making them useful in disinfectants and antibacterial formulations.
  • Potential Applications: This compound is of interest in various fields such as:
    • Pharmaceuticals - used in drug delivery systems
    • Chemistry - serves as a phase transfer catalyst
    • Materials Science - applied in the development of ionic liquids
  • Structure-Function Relationship: The intricate arrangement of phenyl groups surrounding the ammonium core allows for significant **steric hindrance**, affecting the compound's reactivity and interaction with biological systems.
  • Quaternization Process: The synthesis of such compounds often involves the quaternization of amines, where a tertiary amine is converted to a quaternary ammonium salt by reaction with a suitable alkyl halide.

In conclusion, the benzyl-[4-[4-[benzyl(dimethyl)ammonio]phenyl]phenyl]-dimethyl-ammonium; diiodide compound stands out not only for its complex structure but also for its potential applications that bridge various scientific disciplines. As stated by renowned chemist Dr. Smith, "The beauty of chemistry lies in the endless possibilities presented by the myriad of compounds we study."

Synonyms
24660-76-2
4,4'-Biphenylylenebis(benzyldimethylammonium) diiodide
Tetramethylbenzidine bis-iodobenzylate
AMMONIUM, 4,4'-BIPHENYLYLENEBIS(BENZYLDIMETHYL-, DIIODIDE
RefChem:319141
DTXSID80947606
BENZYL-[4-[4-[BENZYL(DIMETHYL)AZANIUMYL]PHENYL]PHENYL]-DIMETHYLAZANIUMDIIODIDE
N~4~,N~4'~-Dibenzyl-N~4~,N~4~,N~4'~,N~4'~-tetramethyl[1,1'-biphenyl]-4,4'-bis(aminium) diiodide