Category:
Active Pharmaceutical Ingredients
CAS NO:
99-96-7
Standard:
In-house Standards,
4-Hydroxybenzoic acid (CAS: 99-96-7) is a key aromatic intermediate synthesized via Kolbe-Schmitt reaction of phenol. Molecular formula: C7H6O3. It serves as a fundamental building block for preserving agents and polymer modifiers.
Store in cool, dry conditions away from oxidizers. Avoid inhalation; use appropriate PPE including respirators and gloves during handling to prevent respiratory irritation and skin sensitization.