Description

(Carboxymethyl)Trimethylammonium Bromide is a versatile quaternary ammonium compound with a reactive carboxylate group. This unique bifunctional structure makes it a valuable intermediate for synthesizing specialized surfactants, betaines, and other functional materials. It is particularly sought after by manufacturers in the personal care, pharmaceutical, and specialty chemical industries for its ability to impart cationic and amphoteric properties.

Application

• Surfactant & Detergent Intermediate: Key precursor for synthesizing amphoteric and cationic surfactants used in mild shampoos, body washes, and fabric softeners.
• Personal Care Formulations: Used to create conditioning agents and viscosity modifiers in hair care and skincare products.
• Pharmaceutical Synthesis: Serves as a building block for quaternary ammonium APIs (Active Pharmaceutical Ingredients) and pharmaceutical excipients.
• Biocide & Disinfectant Production: Intermediate in the manufacture of quaternary ammonium compound-based biocides for industrial and institutional applications.
• Textile & Leather Auxiliary: Used in the production of softening agents, antistatic agents, and dyeing auxiliaries.
• Paper Chemical Additive: Employed in the synthesis of retention aids, drainage aids, and other wet-end chemicals.
• Oilfield Chemistry: Potential intermediate for clay stabilizers and other specialty chemicals used in drilling and production.
• Research & Development: Valuable reagent in organic synthesis and material science for introducing permanent positive charge and carboxylic acid functionality.

Basic Information

Product Name	(Carboxymethyl)Trimethylammonium Bromide
CAS No.	5938-06-7
Molecular Formula	C6H14BrNO2
Molecular Weight	212.09 g/mol
Synonyms	Carboxybetaine Bromide; (Carboxymethyl)trimethylazanium Bromide; 2-(Trimethylammonio)acetate Bromide; Betaine Bromide; Glycine Betaine Bromide; Trimethylglycine Bromide; Bromide salt of N,N,N-Trimethylglycine; TMG-Br
EINECS	227-689-8

Quality Control

Our (Carboxymethyl)Trimethylammonium Bromide is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity and performance. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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); keep the container tightly sealed to prevent absorption of atmospheric moisture.

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 (as Pb)	≤ 10 ppm

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