Description

4-Hydroxybenzoic Acid n-Amyl Ester is a synthetic organic compound belonging to the paraben family of esters. It serves as a highly effective and versatile preservative agent, valued for its broad-spectrum antimicrobial activity against fungi, yeasts, and bacteria. This makes it a critical ingredient for manufacturers in the cosmetics, personal care, and pharmaceutical industries seeking to ensure product shelf-life and safety.

Application

• Cosmetic & Personal Care Preservative: Used in creams, lotions, shampoos, and makeup to prevent microbial spoilage.
• Pharmaceutical Formulations: Employed as a preservative in topical ointments, gels, and liquid preparations.
• Industrial Product Protection: Incorporated into adhesives, paints, and industrial lubricants to inhibit microbial growth.
• Food Packaging Material Additive: Can be used in coatings and polymers for food contact surfaces to extend packaged food shelf life.
• Research & Development: Serves as a standard or intermediate in chemical synthesis and analytical laboratories.

Basic Information

Product Name	4-Hydroxybenzoic Acid n-Amyl Ester
CAS No.	6521-29-5
Molecular Formula	C12H16O3
Molecular Weight	208.25 g/mol
Synonyms	n-Amylparaben; Amyl Paraben; Pentyl 4-hydroxybenzoate; Pentyl paraben; 4-Hydroxybenzoic acid pentyl ester; Benzoic acid, 4-hydroxy-, pentyl ester; Preservative E-217; E217
EINECS	229-419-1

Quality Control

Our 4-Hydroxybenzoic Acid n-Amyl Ester is manufactured under a stringent quality management system. Each batch is tested to ensure it meets high-purity standards suitable for cosmetic and industrial applications. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to guarantee consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 99.0%
Melting Point	48 - 52 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.