Description

Hexadecyltrimethylammonium Hydroxide is a quaternary ammonium compound (QUAT) that functions as a cationic surfactant and phase-transfer catalyst. This product is valued for its strong basicity and surface-active properties, making it a versatile reagent in specialized organic synthesis and material science. It is primarily sought by manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and advanced materials sectors for applications requiring controlled basicity in non-aqueous or biphasic systems.

Application

• Phase-Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible solvents, particularly in alkylation and displacement reactions.
• Surfactant & Emulsifier: Acts as a cationic surfactant in the formulation of specialty emulsions and dispersions.
• Organic Synthesis Reagent: Used as a strong organic base in non-aqueous media for deprotonation and condensation reactions.
• Template Agent: Employed in the synthesis of mesoporous silica and other structured nanomaterials.
• Biocide Intermediate: Serves as a precursor or active component in the manufacture of certain cationic antimicrobial agents.
• Analytical Chemistry: Utilized in ion-pair chromatography and as a modifier in capillary electrophoresis.

Basic Information

Product Name	Hexadecyltrimethylammonium Hydroxide
CAS No.	505-86-2
Molecular Formula	C19H43NO
Molecular Weight	301.56 g/mol
Synonyms	Cetyltrimethylammonium Hydroxide; CTMA-OH; N-Hexadecyl-N,N,N-trimethylammonium Hydroxide; Palmityltrimethylammonium Hydroxide; Cetrimonium Hydroxide; 1-Hexadecanaminium, N,N,N-trimethyl-, hydroxide; Trimethylcetylammonium Hydroxide
EINECS	208-020-5

Quality Control

Our Hexadecyltrimethylammonium Hydroxide is manufactured under a strict quality management system. Each batch is tested to ensure it meets precise specifications for assay, impurity profile, and solution clarity. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and other critical parameters is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow solution
Identification (IR)	Conforms to structure
Assay (as C19H43NO)	≥ 95.0% (by Titration)
pH (in solution)	> 12
Water Content	Contact for details
Heavy Metals (as Pb)	< 10 ppm

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