Compound Q&A
What is 2-Naphthalenesulfonic acid (CAS: 120-18-3)?
Answer
2-Naphthalenesulfonic acid (CAS: 120-18-3) is a sulfonic acid derivative of naphthalene with the chemical formula C10H8SO3. It is a white crystalline solid, soluble in water and organic solvents, and exhibits acidic properties due to the sulfonyl group. Commonly used as a precursor in organic synthesis, it plays a key role in producing dyes, pharmaceuticals, and other industrial chemicals.
About
CAS No
120-18-3
English Name
2-Naphthalenesulfonic acid
Molecular Formula
C10H8O3S
Molecular Weight
208.23799999999994 g/mol
SMILES
C1=CC=C2C=C(C=CC2=C1)S(=O)(=O)O
InChIKey
KVBGVZZKJNLNJU-UHFFFAOYSA-N
Last Updated: 2025-08-25 01:09
