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4-Aminotoluene

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Identification
Molecular formula
C13H13N
CAS number
620-29-1
IUPAC name
4-methyl-N-phenyl-aniline
State
State

The compound is typically a liquid or crystalline solid at room temperature. It may shift between these forms depending on its purity and the specific conditions, such as temperature and pressure.

Melting point (Celsius)
18.00
Melting point (Kelvin)
291.00
Boiling point (Celsius)
258.00
Boiling point (Kelvin)
531.00
General information
Molecular weight
169.24g/mol
Molar mass
169.2360g/mol
Density
1.0700g/cm3
Appearence

4-Methyl-N-phenyl-aniline typically appears as a colorless to pale yellow liquid or crystalline solid. Upon prolonged exposure to air and light, the compound may darken due to oxidation.

Comment on solubility

Solubility of 4-methyl-N-phenyl-aniline

4-methyl-N-phenyl-aniline, with the chemical formula C13H15N, exhibits interesting solubility properties that are worth discussing. While the solubility of this compound can vary based on environmental factors, here are some key points to consider:

  • Polar vs Nonpolar Solvents: 4-methyl-N-phenyl-aniline is primarily soluble in nonpolar solvents, such as toluene and chloroform, due to its hydrophobic aromatic structure. However, its solubility in polar solvents such as water is quite limited.
  • Temperature Effects: Increasing the temperature can enhance the solubility of this compound in organic solvents, allowing it to dissolve more readily as kinetic energy increases.
  • pH Dependence: The solubility of 4-methyl-N-phenyl-aniline may also be affected by the pH of the solution. In acidic conditions, the compound can ionize partially, which may improve its overall solubility in certain aqueous environments.
  • Concentration Factors: The concentration of 4-methyl-N-phenyl-aniline also plays a crucial role; at higher concentrations, solubility may decrease due to self-association or crystallization.

In summary, while 4-methyl-N-phenyl-aniline is not highly soluble in water, its solubility in organic solvents and its behavior under varying conditions make it a compound of interest. Like many organic compounds, its solubility characteristics can have profound implications for its applications, thus understanding these nuances is vital.

Interesting facts

Interesting Facts About 4-Methyl-N-phenyl-aniline

4-Methyl-N-phenyl-aniline, also known as p-toluidine, is a fascinating chemical compound that belongs to the class of anilines. This compound is structurally characterized by a methyl group attached to the para position of the phenyl group of aniline, which significantly influences its chemical behavior and applications. Here are some insights into this intriguing compound:

  • Industrial Applications: p-Toluidine is widely used in the production of dyes, particularly azo dyes, which are essential for textile coloring and various pigments.
  • Pharmaceutical Intermediary: It serves as an important intermediate in the synthesis of various pharmaceuticals, showcasing the compound's versatility in the field of drug development.
  • Solubility and Reactivity: The presence of the methyl group enhances the solubility of p-toluidine in organic solvents, which makes it a useful reagent in organic synthesis.
  • Safety Considerations: It's crucial to handle 4-methyl-N-phenyl-aniline with care due to its potential health risks, including toxicity and possible carcinogenic effects. Appropriate safety measures must be taken when working with it in the laboratory.
  • Structural Analysis: The compound's structure opens up avenues for various chemical modifications, enhancing its utility in synthetic organic chemistry. The orientation of the methyl group can affect the properties dramatically.

In conclusion, 4-methyl-N-phenyl-aniline is more than just a simple compound; it plays a pivotal role in industrial processes and organic synthesis. As the chemistry student or scientist delves more deeply into its practical applications and mechanisms of action, they will uncover a wealth of information that highlights its chemical significance.

Synonyms
4-Methyldiphenylamine
620-84-8
Benzenamine, 4-methyl-N-phenyl-
N-Phenyl-p-toluidine
p-Toluidine, N-phenyl-
8LQZ8N5BSL
n-4-tolylaniline
(4-methylphenyl)phenylamine
N-(4-methylphenyl)-N-phenylamine
N-P-TOLYLANILINE
EINECS 210-655-6
P-METHYLDIPHENYLAMINE
4-Methyl-N-phenylbenzenamine
DTXSID5060724
DTXCID0043210
210-655-6
4-methyl-N-phenylaniline
MFCD00092921
4-METHYL-N-PHENYLBENZAMINE
Phenyl-p-tolylamin
Phenyl-p-tolylamine
4-methyldiphenylamin
SMR000113884
UNII-8LQZ8N5BSL
MLS000547100
SCHEMBL172875
CHEMBL1540398
HMS2337O21
BCP34298
AKOS006227771
AD-0366
CS-W017041
FM62305
NCGC00247108-01
SY005741
DB-054055
M1173
NS00034909
D70378
M22700
AE-641/05536041
Benzenamine, 4-methyl-N-phenyl-;4-Methyl-N-phenylaniline;N-Phenyl-p-toluidine