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Lawesson's Reagent

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Identification
Molecular formula
C6H16Cl2N2
CAS number
4964-61-8
IUPAC name
(3-hydroxy-2-nitroso-but-2-enyl)-dimethyl-ammonium;chloride
State
State

At room temperature, it is usually encountered as a solid with a crystalline texture.

Melting point (Celsius)
91.00
Melting point (Kelvin)
364.20
Boiling point (Celsius)
219.50
Boiling point (Kelvin)
492.60
General information
Molecular weight
263.79g/mol
Molar mass
263.7880g/mol
Density
1.1720g/cm3
Appearence

The compound is typically a yellow to orange crystalline powder. It is sensitive to both air and moisture.

Comment on solubility

Solubility of (3-hydroxy-2-nitroso-but-2-enyl)-dimethyl-ammonium;chloride

The solubility of (3-hydroxy-2-nitroso-but-2-enyl)-dimethyl-ammonium;chloride is influenced by several factors due to its complex structure. Here are key points to consider:

  • Polar vs. Nonpolar Nature: As a quaternary ammonium compound, it is generally more polar because of the presence of the dimethyl-ammonium group. This enhances its solubility in polar solvents, particularly water.
  • Effect of Ionic Nature: The chloride ion contributes to the ionic character of the compound. Ionic compounds tend to be more soluble in polar solvents due to their ability to interact with water molecules.
  • Temperature Dependence: Solubility can increase with temperature. The dissolution process is often endothermic for ionic compounds, so higher temperatures could promote greater solubility.
  • pH Sensitivity: Some quaternary ammonium compounds can have varying solubility depending on the pH of the solution. Consideration of the medium's acidity or basicity is vital.

In summary, the solubility of (3-hydroxy-2-nitroso-but-2-enyl)-dimethyl-ammonium;chloride is expected to be high in aqueous solutions, characterized by the interactions of its polar and ionic features. Understanding these properties can be crucial for applications in various chemical and industrial processes.

Interesting facts

Interesting Facts about (3-hydroxy-2-nitroso-but-2-enyl)-dimethyl-ammonium;chloride

(3-hydroxy-2-nitroso-but-2-enyl)-dimethyl-ammonium;chloride is a fascinating compound that showcases the interplay of functional groups in organic chemistry. This compound possesses a unique blend of characteristics due to the presence of a hydroxyl group and a nitroso group, contributing to its chemical reactivity and potential applications.

Key Features

  • Versatile Reactivity: The nitroso group (-NO) is known for its ability to participate in various reactions, including nitrosation and reduction reactions, making this compound a potential candidate in synthetic applications.
  • Biological Interest: Compounds with nitroso functionalities have attracted attention in medicinal chemistry, as they can serve as intermediates in drug synthesis or could have biological activity themselves.
  • Ammonium Salt Properties: Being a quaternary ammonium compound, it exhibits unique properties such as increased solubility in organic solvents and enhanced surfactant behavior, making it interesting for use in formulations.

Applications

This compound may find its application in:

  • **Synthesizing pharmaceuticals** where nitroso compounds are often key intermediates.
  • **Research studies focused on organic synthesis** and reaction mechanisms involving functionalized amines.
  • **Surface-active agents** due to the presence of the ammonium group, potentially aiding in emulsification processes.

Conclusion

In conclusion, (3-hydroxy-2-nitroso-but-2-enyl)-dimethyl-ammonium;chloride is not just an ordinary compound but a rich subject for exploration in the realms of organic synthesis and medicinal chemistry. As research continues, the full scope of its versatility and potential may yet be unlocked, providing valuable insights for future applications.