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2-Chlorotoluene

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Identification
Molecular formula
C7H7Cl
CAS number
95-49-8
IUPAC name
1-chloro-2,3-dimethyl-benzene;1-chloro-3,5-dimethyl-benzene;2-chloro-1,3-dimethyl-benzene;2-chloro-1,4-dimethyl-benzene;4-chloro-1,2-dimethyl-benzene
State
State
2-Chlorotoluene typically exists as a liquid at room temperature, characterized by its volatility and distinctive aromatic smell.
Melting point (Celsius)
-35.00
Melting point (Kelvin)
238.15
Boiling point (Celsius)
162.00
Boiling point (Kelvin)
435.15
General information
Molecular weight
126.58g/mol
Molar mass
126.5830g/mol
Density
0.9982g/cm3
Appearence
2-Chlorotoluene is a colorless liquid with a characteristic aromatic odor. It is often found in the form of clear, slightly pale yellow solution due to the presence of hydrates or impurities.
Comment on solubility

Solubility of Chlorinated Dimethylbenzenes

The series of compounds including 1-chloro-2,3-dimethyl-benzene, 1-chloro-3,5-dimethyl-benzene, 2-chloro-1,3-dimethyl-benzene, 2-chloro-1,4-dimethyl-benzene, and 4-chloro-1,2-dimethyl-benzene exhibit intriguing solubility characteristics due to the influence of both the chloro substituent and the methyl groups.

General Solubility Trends:

  • Polar vs. Nonpolar: The presence of the chlorine atom introduces polarity, affecting the overall solubility in various solvents.
  • Hydrophobic Interactions: The dimethyl groups increase hydrophobic character, generally leading to lower solubility in water.
  • Solvent Interaction: These compounds are more soluble in nonpolar solvents like hexane or toluene than in polar solvents like water.

As a result, one might observe that:

  • Compounds with more substitutions can show variations in solubility based on spatial arrangements of the alkyl groups.
  • Steric hindrance may also affect solubility and dissolution rates in different solvents.

In conclusion, the solubility of chlorinated dimethylbenzenes can be summarized as follows: they are best suited for nonpolar environments and may exhibit limited solubility in polar solvents, aligning with the idea that "like dissolves like." With systematic experimentation, one can explore the nuances of these compounds' solubility further.

Interesting facts

Interesting Facts about Halogenated Dimethylbenzenes

The group of halogenated dimethylbenzenes, including compounds like 1-chloro-2,3-dimethyl-benzene, 1-chloro-3,5-dimethyl-benzene, 2-chloro-1,3-dimethyl-benzene, 2-chloro-1,4-dimethyl-benzene, and 4-chloro-1,2-dimethyl-benzene, exhibit fascinating characteristics and diverse applications in organic chemistry. Let’s delve into some interesting aspects of these compounds:

  • Substituent Effects: The positioning of the chloro and methyl groups leads to different electronic and steric effects. This variation can influence their reactivity and interactions in chemical reactions significantly.
  • Synthesis and Reactions: These compounds can often be synthesized through halogenation reactions, and they serve as intermediates in the preparation of more complex organic molecules, which are essential in pharmaceuticals and agrochemicals.
  • Application in Solvents: Some of these halogenated compounds are used as solvents in chemical synthesis due to their ability to dissolve a wide range of substances.
  • Environmental Considerations: The presence of chlorine atoms can impact the environmental behavior of these compounds, causing varying degrees of persistence and potential toxicity. Understanding their environmental fate is crucial in modern chemistry.

Cultural Impact

Furthermore, halogenated dimethylbenzenes have found a place in various cultural aspects, such as:

  • Industry Usage: They are utilized in the manufacturing of plastics and dyes, showcasing their importance in everyday products.
  • Research Significance: As research continues to explore the unique properties of these compounds, they serve as a platform for developing new materials with specialized functions.

In conclusion, the unique arrangement of chlorine and methyl groups in these dimethylbenzene derivatives makes them an intriguing subject of study in organic chemistry, highlighting the beauty and complexity of molecular interactions. As scientists continue to unravel their potential, these compounds remain a notable part of the chemical landscape.