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N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide

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Identification
Molecular formula
C8H7BrN4O4
CAS number
874-62-2
IUPAC name
N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide
State
State

At room temperature, N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide is typically in a solid state. It must be stored in a well-sealed container to prevent degradation from exposure to atmospheric moisture.

Melting point (Celsius)
164.00
Melting point (Kelvin)
437.15
Boiling point (Celsius)
248.00
Boiling point (Kelvin)
521.15
General information
Molecular weight
294.07g/mol
Molar mass
294.0710g/mol
Density
1.7400g/cm3
Appearence

N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide typically appears as a crystalline solid that can vary in color from light yellow to deep orange-red, due to its nitroaromatic structure. It is important to handle it with care, as with many organic halides, it can be sensitive to light and moisture.

Comment on solubility

Solubility of N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide

N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide is a compound of interest due to its unique properties, particularly in relation to its solubility. Understanding the solubility of this compound can enhance its applications and utility in various chemical processes.

Solubility Characteristics:

  • Solvent Interactions: The solubility of this compound is highly dependent on the solvent used. It tends to dissolve well in organic solvents such as ethanol, acetone, and chloroform.
  • Polarity Considerations: Given the presence of both hydrophobic (non-polar) and hydrophilic (polar) functional groups within its structure, solubility patterns can vary significantly based on the solvent's polarity.
  • Temperature Effects: Like many chemical compounds, increased temperature often enhances solubility. Thus, heating the solvent may improve the dissolution of N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide.

Though the exact solubility value can fluctuate based on the solvent and conditions, it is often reported to show limited solubility in water due to its relatively large molecular structure and the influence of hydrophobic domains. This characteristic makes it essential to select appropriate solvents to achieve desired concentrations for laboratory use.

In summary, understanding the solubility of N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide allows researchers to effectively utilize this compound in various chemical experiments and formulations.

Interesting facts

Interesting Facts about N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide

N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide is a fascinating compound due to its unique structure and applications in various fields of chemistry.

Chemical Significance

  • Derivative of Hydrazone: This compound is a hydrazone derivative, which means it contains a hydrazone functional group—characteristic of compounds formed from the reaction of a hydrazine and a carbonyl compound.
  • Use in Synthesis: It plays a role as an intermediate in organic synthesis, particularly in the formation of azo compounds, which are widely used in dyes and pigments.
  • Dinitrophenyl Group: The presence of the 2,4-dinitrophenyl group enhances electrophilic reactivity, making it a pivotal component in various organic reactions.

Research and Applications

  • Analytical Chemistry: N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide can be employed in analytical methods to test for the presence of certain functional groups.
  • Biological Activity: Compounds with dinitrophenyl groups have been studied for their bioactivity, opening avenues for potential medicinal applications.

Safety and Handling

Due to the presence of bromide and the dinitrophenyl moiety, handling of this compound requires caution. It is essential to follow safety protocols to mitigate risks of exposure and reactions.

Quote

As one researcher aptly put it, "The chemistry of hydrazones is a doorway to understanding more complex reactions in organic synthesis."

In conclusion, N-(2,4-dinitrophenyl)ethanehydrazonoyl bromide serves as an important subject of study, illustrating the intricate relationship between molecular structure and chemical reactivity.