Description

1-Hexadecylpyridinium Bromide is a high-purity cationic surfactant and quaternary ammonium compound. Its unique structure provides excellent antimicrobial and surface-active properties, making it a critical component in formulations requiring biocidal efficacy and charge modification. This product is essential for manufacturers in the pharmaceutical, personal care, and industrial biocide sectors seeking reliable and effective cationic agents.

Application

• Pharmaceutical Intermediate: Used in the synthesis of antiseptic and disinfectant formulations, including topical solutions and preservatives.
• Personal Care & Cosmetics: Acts as a conditioning agent and preservative in hair care products, skin creams, and other formulations.
• Industrial Biocide: Employed as an active ingredient in algaecides, fungicides, and sanitizers for water treatment and surface disinfection.
• Textile & Fiber Treatment: Serves as an antistatic agent and softener, and provides antimicrobial finishing to fabrics.
• Analytical Chemistry: Utilized as a phase-transfer catalyst and an ion-pairing agent in various chemical syntheses and separations.
• Research & Development: A key reagent for studying cationic surfactant behavior, micelle formation, and membrane interactions.

Basic Information

Product Name	1-Hexadecylpyridinium Bromide
CAS No.	140-72-7
Molecular Formula	C21H38BrN
Molecular Weight	384.44 g/mol
Synonyms	Cetylpyridinium Bromide; Hexadecylpyridinium Bromide; N-Cetylpyridinium Bromide; 1-Cetylpyridinium Bromide; Cetrimonium Bromide (related); CPC; CPB; Cetab
EINECS	205-428-3

Quality Control

Our 1-Hexadecylpyridinium Bromide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure it meets high-purity standards suitable for pharmaceutical and industrial applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 0.1 %
Heavy Metals	≤ 20 ppm

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