Skip to main content

Sudan I

ADVERTISEMENT
Identification
Molecular formula
C16H16N3O
CAS number
842-07-9
IUPAC name
4-(2,5-dimethyl-1-oxido-pyridin-1-ium-4-yl)azo-N,N-dimethyl-aniline
State
State

Sudan I is typically found as a crystalline solid at room temperature. It is not soluble in water, which makes it stable under normal atmospheric conditions.

Melting point (Celsius)
131.00
Melting point (Kelvin)
404.20
Boiling point (Celsius)
404.50
Boiling point (Kelvin)
677.70
General information
Molecular weight
248.30g/mol
Molar mass
248.3010g/mol
Density
1.1614g/cm3
Appearence

Sudan I is an organic compound that appears as a red-orange powder. It is known for its vibrant coloration, which makes it useful as a dye, particularly in the textile and food industries. The compound is crystalline in nature.

Comment on solubility

Solubility of 4-(2,5-dimethyl-1-oxido-pyridin-1-ium-4-yl)azo-N,N-dimethyl-aniline

The compound 4-(2,5-dimethyl-1-oxido-pyridin-1-ium-4-yl)azo-N,N-dimethyl-aniline exhibits interesting solubility characteristics that are influenced by its molecular structure.

Generally, solubility can be affected by several factors including:

  • Molecular polarity: The presence of polar functional groups can enhance solubility in polar solvents.
  • Stability in solution: Some compounds may decompose or change structure when dissolved, affecting their apparent solubility.
  • pH of the solvent: Basic or acidic conditions can influence the solubility of ionic compounds, especially those containing nitrogen.

For this specific compound, it is anticipated that its solubility can vary significantly:

  • In polar solvents like water or ethanol, the solubility may be decent due to the polar nitrogen groups present in the structure.
  • Non-polar solvents might display lower solubility levels as the hydrophobic regions of the compound dominate the solvation process.
  • Additionally, temperature can play a significant role, where higher temperatures often increase solubility by providing sufficient energy to overcome intermolecular forces.

As with many complex organic compounds, it is recommended to conduct empirical solubility tests to understand the precise behaviors in various solvent systems.

In summary, the solubility of 4-(2,5-dimethyl-1-oxido-pyridin-1-ium-4-yl)azo-N,N-dimethyl-aniline is multifaceted, varying across different solvents and conditions, underscoring the importance of contextual testing in chemical applications.

Interesting facts

Interesting Facts about 4-(2,5-dimethyl-1-oxido-pyridin-1-ium-4-yl)azo-N,N-dimethyl-aniline

This compound, known for its vibrant color and innovative applications, showcases the intricate relationships between structure and function in organic chemistry. Here are some intriguing facets:

  • Applications in Dyes: This compound falls into the category of azo dyes, which are widely used in textiles and as colorants. Its azo group is responsible for the vivid colors seen in many dyes.
  • Biological Activity: Beyond its use as a dye, the presence of the pyridinium structure indicates potential biological activity. Compounds with such structures can sometimes interact with biological systems, impacting enzyme functions and signaling pathways.
  • Dual Functionality: The presence of both an azo and a pyridinium group suggests that this compound could have applications in both organic synthesis and materials science, particularly in areas such as photonic materials.
  • Sensitivity to pH: A key characteristic of pyridinium salts is their sensitivity to pH changes. This characteristic can be leveraged in creating pH-sensitive materials, adding to the multifunctionality of this compound.
  • Colorimetric Indicators: Due to its color, it could potentially be utilized as a colorimetric indicator in various chemical analyses, assisting scientists in visualizing changes during a reaction.

In experimenting with this compound, one might be inspired by the words of Albert Einstein: "Creativity is intelligence having fun." Exploring its properties could undoubtedly lead to innovative applications in fields ranging from materials science to biology.

Synonyms
19471-27-3
4-[[p-(Dimethylamino)phenyl]azo]-2,5-dimethylpyridine 1-oxide
4-[(2,5-dimethyl-1-oxidopyridin-1-ium-4-yl)diazenyl]-N,N-dimethylaniline
NSC 170675
2,5-LUTIDINE, 4-((p-(DIMETHYLAMINO)PHENYL)AZO)-, 1-OXIDE
4-((p-(Dimethylamino)phenyl)azo)-2,5-lutidine 1-oxide
N,N-Dimethyl-4-(4'-(2',5'-dimethylpyridyl-1'-oxide)azo)aniline
NSC170675
Benzenamine, 4-((2,5-dimethyl-4-pyridinyl)azo)-N,N-dimethyl-, N-oxide
NSC-170675