Description

Methacrylatoethyl Trimethyl Ammonium Chloride is a quaternary ammonium salt monomer featuring a polymerizable methacrylate group. This compound is a crucial building block for introducing a permanent cationic charge into polymer chains, significantly enhancing their affinity for negatively charged surfaces. It is primarily sought after by manufacturers in the water treatment, personal care, and textile industries for synthesizing high-performance flocculants, conditioning agents, and dye-fixing polymers. Its unique structure provides excellent solubility in water and compatibility in copolymerization reactions.

Application

• Water Treatment Polymers: Key monomer for producing cationic polyacrylamides (CPAM) and other flocculants used in sludge dewatering, municipal wastewater treatment, and potable water clarification.
• Personal Care & Cosmetics: Used in the synthesis of cationic conditioning polymers for hair care products (shampoos, conditioners) and skin care formulations to improve softness and manageability.
• Textile & Paper Chemicals: Essential for manufacturing dye-fixing agents, retention aids, and drainage aids that improve color fastness and process efficiency.
• Enhanced Oil Recovery (EOR): Component in synthesizing polymers that modify the viscosity of injection water to improve oil displacement in reservoirs.
• Adhesives & Coatings: Imparts cationic functionality to acrylic emulsions and adhesives, improving adhesion to anionic substrates like cellulose and certain metals.
• Biomedical Materials: Used in research for creating cationic hydrogels and surfaces with antimicrobial or DNA-binding properties.

Basic Information

Product Name	Methacrylatoethyl Trimethyl Ammonium Chloride
CAS No.	5039-78-1
Molecular Formula	C9H18ClNO2
Molecular Weight	207.70 g/mol
Synonyms	2-(Methacryloyloxy)ethyltrimethylammonium chloride; Methacryloyloxyethyltrimethylammonium chloride; METAC; MTA; [2-(Methacryloyloxy)ethyl]trimethylazanium chloride; Trimethyl[2-[(2-methyl-1-oxo-2-propen-1-yl)oxy]ethyl]ammonium chloride; MQ monomer; DMQ (Diallyl Methyl Quaternary)
EINECS	225-714-1

Quality Control

Our Methacrylatoethyl Trimethyl Ammonium Chloride is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity, performance, and stability. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, moisture content, and inhibitor levels. Our production adheres to cGMP principles where applicable, ensuring reliability for sensitive industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15°C and 25°C (59°F and 77°F). This product is hygroscopic (moisture-sensitive) and light-sensitive; exposure to moisture or prolonged light can lead to degradation or polymerization. Keep away from heat, sparks, and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 75.0% (in water, typically 80%)
Water Content (KF)	≤ 25.0%
pH (5% solution)	4.0 - 7.0
Inhibitor (MEHQ)	100 - 300 ppm
Chloride Content	Conforms

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