Propylparaben is the benzoate ester that is the propyl ester of 4-hydroxybenzoic acid. Preservative typically found in many water-based cosmetics, such as creams, lotions, shampoos and bath products. Also used as a food additive. It has a role as an antimicrobial agent and an antifungal agent. It is a member of phenols, a benzoate ester and a paraben. It is functionally related to a propan-1-ol and a 4-hydroxybenzoic acid.
Mol. Weight
180.20
CAS #
94-13-3
See origin →
Functions
Perfuming
Added for scent. Can be natural or synthetic. Common irritant and allergen — one of the top reasons people react to products.
Preservative
Keeps your product from growing bacteria, mold, or yeast. Without these, that jar of cream becomes a petri dish in about a week.