C6H6O9S3
C6H6O9S3 is the chemical formula for benzene-1,3,5-trisulfonic acid. This compound is a tri-sulfonated derivative of benzene. It is a strong acid due to the presence of three sulfonic acid groups attached to the benzene ring. These sulfonic acid groups are electron-withdrawing, which increases the acidity of the molecule. Benzene-1,3,5-trisulfonic acid is typically a solid at room temperature. It is soluble in water and polar organic solvents.
The synthesis of benzene-1,3,5-trisulfonic acid is usually achieved through the direct sulfonation of benzene. This reaction
Benzene-1,3,5-trisulfonic acid finds applications as a strong acid catalyst in various organic reactions, particularly in electrophilic