Compound Q&A
What is 4-Hydroxybenzoic acid (CAS: 99-96-7)?
Answer
4-Hydroxybenzoic acid (CAS: 99-96-7) is an aromatic carboxylic acid with the chemical formula C7H6O3. It appears as a white crystalline solid, soluble in water and organic solvents. Known for its mild acidity and hygroscopic nature, it is widely used in pharmaceuticals, cosmetics, and food industries. Its derivatives, like salicylic acid, play key roles in drug synthesis. The compound is naturally found in some plants and is a precursor for preservatives and antiseptic agents.
About
CAS No
99-96-7
English Name
4-Hydroxybenzoic acid
Molecular Formula
C7H6O3
Molecular Weight
138.12 g/mol
SMILES
C1=CC(=CC=C1C(=O)O)O
InChIKey
FJKROLUGYXJWQN-UHFFFAOYSA-N
Last Updated: 2025-08-25 01:07