Description

n-Octyltrimethylammonium Bromide is a high-purity quaternary ammonium salt (quat) valued for its potent cationic surfactant and phase-transfer catalyst properties. This compound is essential for driving chemical reactions and modifying material surfaces in controlled industrial environments. It is primarily sought by manufacturers and researchers in the pharmaceutical, agrochemical, and specialty chemical synthesis sectors for its reliable performance and consistent quality.

Application

• Phase-Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, crucial for alkylation, esterification, and displacement reactions in organic synthesis.
• Surfactant & Disinfectant Intermediate: Serves as a key building block for formulating cationic surfactants and antimicrobial agents used in industrial biocides and sanitizers.
• Pharmaceutical Synthesis: Employed in the production of active pharmaceutical ingredients (APIs) where quaternary ammonium compounds are required as intermediates or excipients.
• Agrochemical Formulations: Used in the synthesis and formulation of pesticides and herbicides to enhance efficacy and stability.
• Nanomaterial Synthesis: Acts as a stabilizing or templating agent in the preparation of nanoparticles and structured organic-inorganic hybrids.
• Analytical Chemistry: Utilized as an ion-pairing agent in chromatographic techniques like HPLC for the separation of ionic compounds.
• Textile & Fiber Treatment: Imparts antistatic or softening properties to synthetic fibers and fabrics during processing.
• Research & Development: A versatile reagent in academic and industrial R&D labs for exploring new synthetic methodologies and material properties.

Basic Information

Product Name	n-Octyltrimethylammonium Bromide
CAS No.	2083-68-3
Molecular Formula	C₁₁H₂₆BrN
Molecular Weight	252.24 g/mol
Synonyms	Octyltrimethylammonium Bromide; Trimethyloctylammonium Bromide; N,N,N-Trimethyl-1-octanaminium Bromide; 1-Octanaminium, N,N,N-trimethyl-, bromide; OTAB; C8TAB; Octyl Trimethyl Ammonium Bromide; N-Octyltrimethylammonium Bromide
EINECS	218-212-8

Quality Control

Our n-Octyltrimethylammonium Bromide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay (by titration or HPLC), identification (IR, NMR), and impurity profiling to ensure it meets high-purity standards suitable for synthesis and industrial applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and batch-to-batch consistency.

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). This product is hygroscopic (moisture-sensitive); ensure the container is sealed immediately after use to prevent absorption of atmospheric moisture, which can affect quality and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Residue on Ignition (Sulfated Ash)	≤ 0.1 %
Heavy Metals (as Pb)	≤ 20 ppm
pH (5% solution)	5.0 - 7.0

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