Compound Q&A
What is 4-Pyridinesulfonic acid (CAS: 5402-20-0)?
Answer
4-Pyridinesulfonic acid (CAS: 5402-20-0) is an organic compound with the chemical formula C6H5NSO3H. It is a white or light yellow crystalline solid with a pungent odor. This compound is commonly used in various industries including pharmaceuticals, research, and chemical manufacturing.
About
CAS No
5402-20-0
English Name
4-Pyridinesulfonic acid
Molecular Formula
C5H5NO3S
Molecular Weight
159.17 g/mol
SMILES
C1=CN=CC=C1S(=O)(=O)O
InChIKey
PTWLOSARXIJRRJ-UHFFFAOYSA-N
Last Updated: 2025-10-12 11:11
