Description

Trimethyl(α-Methylbenzyl)Ammonium Bromide is a quaternary ammonium salt with the CAS number 36043-87-5, valued for its cationic surfactant and phase-transfer catalyst properties. This compound is essential in organic synthesis and formulation chemistry, where it facilitates reactions and modifies material surfaces. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for producing active ingredients and advanced intermediates.

Application

• As a phase-transfer catalyst (PTC) in organic synthesis for alkylation, esterification, and displacement reactions.
• As a cationic surfactant or emulsifier in the formulation of disinfectants, sanitizers, and biocidal products.
• In the synthesis of pharmaceutical intermediates, particularly for drugs requiring quaternary ammonium functionalities.
• As a modifier or conditioning agent in the production of specialty polymers and resins.
• In agrochemical manufacturing for the synthesis of herbicides and plant growth regulators.
• For research and development purposes in academic and industrial laboratories exploring new synthetic methodologies.

Basic Information

Product Name	Trimethyl(α-Methylbenzyl)Ammonium Bromide
CAS No.	36043-87-5
Molecular Formula	C₁₁H₁₈BrN
Molecular Weight	244.17 g/mol
Synonyms	α-Methylbenzyltrimethylammonium Bromide; (1-Phenylethyl)trimethylammonium Bromide; Trimethyl(1-phenylethyl)ammonium Bromide; N,N,N-Trimethyl-α-methylbenzylammonium Bromide; Benzeneethanaminium, N,N,N-trimethyl-α-methyl-, bromide; Phenyltrimethylammonium Bromide Derivative; TMTMAB; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our Trimethyl(α-Methylbenzyl)Ammonium Bromide is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and consistency. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance and regulatory compliance needs.

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); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect 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.