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2,6-Dimethylbenzenesulfonic acid

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Identification
Molecular formula
C8H10O3S
CAS number
124-03-8
IUPAC name
2,6-dimethylbenzenesulfonic acid
State
State

This compound is a solid at room temperature, typically found in a crystalline state and often appears as a crystalline powder.

Melting point (Celsius)
117.00
Melting point (Kelvin)
390.15
Boiling point (Celsius)
295.00
Boiling point (Kelvin)
568.15
General information
Molecular weight
186.23g/mol
Molar mass
186.2330g/mol
Density
1.2900g/cm3
Appearence

2,6-Dimethylbenzenesulfonic acid is typically a white or off-white crystalline solid. It is usually seen in its solid form under normal conditions and can sometimes appear as a powder.

Comment on solubility

Solubility of 2,6-Dimethylbenzenesulfonic Acid

2,6-Dimethylbenzenesulfonic acid, with the chemical formula C10H12O3S, exhibits interesting solubility characteristics that are worth noting:

  • Water Solubility: This compound is generally highly soluble in water due to the presence of the sulfonic acid group, which enhances its ability to interact with water molecules.
  • Solvent Interaction: In organic solvents, solubility may vary. It is known to be more soluble in polar organic solvents compared to non-polar solvents due to its polar nature.
  • Temperature Dependence: As with many organic acids, solubility can increase with temperature, making it easier to dissolve in heated water or other solvents.
  • pH Dependence: The solubility can also be influenced by the pH of the solution; in more acidic solutions, the molecule's ionization state changes, potentially increasing its solubility further.

In summary, the solubility of 2,6-dimethylbenzenesulfonic acid can be seen as a blend of ionic interactions and polar characteristics that contribute to its ease of dissolution in water and select organic solvents. As noted, the interplay of temperature and pH plays a key role in optimizing its solubility.

Interesting facts

Interesting Facts about 2,6-Dimethylbenzenesulfonic Acid

2,6-Dimethylbenzenesulfonic acid, also known as o-toluene sulfonic acid, is a fascinating compound with a variety of applications in both industrial and laboratory settings. Here are some intriguing aspects of this compound:

  • Versatile Catalyst: This compound is commonly used as a catalyst in organic synthesis reactions. It provides a highly effective environment for various chemical processes, especially in the synthesis of esters and ethers.
  • Acid Strength: The sulfonic acid group (-SO₃H) in 2,6-dimethylbenzenesulfonic acid confers it with strong acidic properties, making it an excellent choice for certain catalytic reactions where a strong acid is required.
  • Applications: The compound finds its utility in producing surface-active agents, dyes, and pharmaceuticals, showcasing its importance in multiple fields, from detergents to medicinal chemistry.
  • Solubility: 2,6-Dimethylbenzenesulfonic acid is easily soluble in water, which enhances its usability in various aqueous reactions.
  • Toxicity Awareness: While this compound has numerous benefits, safety precautions must be taken, as it can be irritating to skin and eyes upon contact.

Overall, the significance of 2,6-dimethylbenzenesulfonic acid in chemical synthesis and its robust versatility make it a compound of great interest among chemists and researchers alike. As Walter G. F. Hempel once stated, “Chemistry knows no borders,” which certainly holds true in the case of this dynamic acid!

Synonyms
2,6-dimethylbenzenesulfonic Acid
25241-15-0
DTXSID90275008
RefChem:248528
DTXCID70226457
Benzenesulfonic acid,2,6-dimethyl-
2,6-dimethylbenzene-1-sulfonic acid
2,6-DIMETHYL-BENZENESULFONIC ACID
Sulfo-m-xylol
SCHEMBL183903
SCHEMBL9404190
AKOS006274411
DB-031026
2,6-Dimethylbenzenesulfonic acid, AldrichCPR
EN300-7442666
Z1198151034