Compound Q&A
What is 4-methylbenzenesulfonic acid; sodium salt (CAS: 657-84-1)?
Answer
4-Methylbenzenesulfonic acid; sodium salt (CAS: 657-84-1) is a sodium salt of 4-methylbenzenesulfonic acid, commonly used as a catalyst in organic synthesis. It has the chemical formula C7H7NaO3S and is a white crystalline solid with strong acidic properties due to the sulfonic acid group. It is soluble in water and is often employed in industrial and research settings for its reactivity and stability.
About
CAS No
657-84-1
English Name
4-methylbenzenesulfonic acid;sodium salt
Molecular Formula
C7H7NaO3S
Molecular Weight
194.18 g/mol
SMILES
[Na+].Cc1ccc(cc1)S(=O)(=O)[O-]
InChIKey
KVCGISUBCHHTDD-UHFFFAOYSA-M
Last Updated: 2025-08-25 01:08
