Category:
Prophylactic Biological Products
CAS NO:
98-67-9
Standard:
In-house Standards,
4-Hydroxybenzenesulfonic acid (CAS 98-67-9) is an aromatic sulfonic acid with formula C6H6O4S. It is typically synthesized via sulfonation of phenol under controlled conditions, serving as a key intermediate for dye and pharmaceutical synthesis.
Store in cool, dry, ventilated areas away from oxidizers. Wear PPE including gloves and goggles; avoid inhalation or skin contact due to corrosive properties.