Description

Benzyltrimethylammonium Hydroxide is a quaternary ammonium compound supplied as a solution in water or methanol, functioning as a strong organic base. This versatile chemical is a crucial catalyst and phase-transfer agent, enabling reactions in biphasic systems that would otherwise be slow or impossible. It is essential for manufacturers and R&D facilities in the pharmaceutical, agrochemical, and specialty polymer industries seeking efficient synthesis pathways.

Application

• Phase-Transfer Catalyst (PTC): Widely used to accelerate reactions between reagents in immiscible solvents, particularly in alkylation, esterification, and hydrolysis reactions.
• Polymerization Catalyst: Serves as an initiator or catalyst in the production of epoxy resins, polycarbonates, and other specialty polymers.
• Organic Synthesis Intermediate: Employed as a strong, non-nucleophilic base in the synthesis of pharmaceuticals, fine chemicals, and active pharmaceutical ingredients (APIs).
• Surfactant and Dispersant Precursor: Used in the manufacture of cationic surfactants and fabric softeners.
• Analytical Chemistry: Acts as an ion-pairing agent in High-Performance Liquid Chromatography (HPLC) for the separation of acidic compounds.
• Electroplating Additive: Utilized in specific electroplating baths to improve deposit quality and throwing power.

Basic Information

Item	Detail
Product Name	Benzyltrimethylammonium Hydroxide
CAS No.	100-85-6
Molecular Formula	C10H17NO
Molecular Weight	167.25 g/mol
Synonyms	Trimethylbenzylammonium Hydroxide; TMBH; N,N,N-Trimethylbenzenemethanaminium Hydroxide; BTMAH; Benzyltrimethylammonium Hydroxide Solution; Triton B; TMAH (Benzyl Derivative); [ (Dimethylamino)methyl]benzene Hydroxide
EINECS	202-896-5

Quality Control

Our Benzyltrimethylammonium Hydroxide is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for assay, impurity profile, and solution concentration. A Certificate of Analysis (COA) documenting purity, identity, and other critical parameters is available for every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic (moisture-sensitive) nature and strong alkaline properties, the container must be kept tightly sealed to prevent absorption of atmospheric carbon dioxide and moisture. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (as C10H17NO)	40% w/w in H2O (or as specified)
pH	>13 (for aqueous solutions)
Chloride (Cl)	< 0.1%
Heavy Metals (as Pb)	< 10 ppm

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