Compound Q&A
Is 4-Pyridinesulfonic acid (CAS: 5402-20-0) safe?
Answer
4-Pyridinesulfonic acid (CAS: 5402-20-0) can be considered safe if handled properly. However, it is corrosive and can cause skin and eye irritation. Users should wear appropriate personal protective equipment such as gloves and goggles. It is important to follow hazardous material guidelines and avoid contact with skin and eyes.
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
