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CS-W001157 4
Total: USD 88.00

2,3-Dimethylbenzenesulfonic acid

  • CAS No. 25241-16-1

  • Cat. No. CS-0235784
  • Molecule weightNone
  • Purity≥95%
  • MDL No.MFCD00055648

*For research and further manufacturing use only, not for direct human use.

2,3-Dimethylbenzenesulfonic acid|CS-0235784

Structure of 25241-16-1

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General Information

  • CAS No. 25241-16-1
  • Cat. No. CS-0235784
  • Purity ≥95%
  • MDL No. MFCD00055648
  • Storage 4°C, sealed storage, away from moisture
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₈H₁₀O₃S
  • Molecular Weight None
  • Synonym(s) None
  • SMILES CC1=C(C)C(=CC=C1)S(=O)(=O)O

Description

2,3-Dimethylbenzenesulfonic acid features a sulfonic acid group flanked by two methyl substituents on adjacent ring carbons, conferring enhanced solubility in polar media and robust acidity under standard conditions. This configuration imparts stability and facilitates efficient coupling in sulfonation reactions, making the compound valuable for synthesizing functionalized intermediates in pharmaceutical and agrochemical development.

Application

2,3-Dimethylbenzenesulfonic acid serves as a robust, bench-stable Brønsted acid catalyst in organic synthesis, enabling efficient protonation and activation of carbonyl-containing substrates. Its ortho-alkyl substitution enhances solubility in organic media while maintaining strong acidity, facilitating reactions such as esterifications, acetalizations, and Friedel-Crafts alkylations with high reproducibility and ease of workup.

Safety Information

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GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H302-H315-H319-H335
Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501

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Computational Chemistry Data

  • TPSA   54.37
  • LogP   1.55014
  • H_Acceptors   2
  • H_Donors   1
  • Rotatable_Bonds   1

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