Compound Q&A
What are the physical and chemical properties of 4-Amino-3-methylbenzenesulfonic acid (CAS: 98-33-9)?
Answer
4-Amino-3-methylbenzenesulfonic acid (CAS: 98-33-9) is a white or off-white crystalline solid with a molecular weight of approximately 214.19 g/mol. It is sparingly soluble in water and more soluble in organic solvents. This compound is known for its reactivity in nucleophilic aromatic substitution reactions and can act as a sulfonic acid, making it acidic. It is often used in synthetic chemistry and various industrial applications.
About
CAS No
98-33-9
English Name
4-Amino-3-methylbenzenesulfonic acid
Molecular Formula
C7H9NO3S
Molecular Weight
187.22 g/mol
SMILES
CC1=C(C=CC(=C1)S(=O)(=O)O)N
InChIKey
WQTCZINVPXJNEL-UHFFFAOYSA-N
Last Updated: 2025-09-07 10:18
