Description

4-[[2-(Methacryloyloxy)Ethyl]Dimethylammonio]Butane-1-Sulfonate is a high-purity zwitterionic sulfobetaine monomer, a critical building block for advanced functional polymers. Its unique structure imparts exceptional hydrophilicity, biocompatibility, and anti-fouling properties to the resulting materials. This compound is essential for R&D and production in sectors demanding precise surface modification and controlled polymer architecture.

Application

• Hydrogel Synthesis: A key monomer for creating superabsorbent, biocompatible hydrogels used in medical devices, contact lenses, and wound dressings.
• Surface Coating & Modification: Imparts permanent hydrophilic and protein-resistant properties to surfaces for medical implants, biosensors, and marine anti-fouling paints.
• Chromatography Media: Used in the manufacture of zwitterionic stationary phases for HPLC and other separation techniques, offering unique selectivity.
• Personal Care & Cosmetics: Serves as a functional monomer in polymers for hair fixatives, skin care products, and other formulations requiring film-forming and conditioning properties.
• Enhanced Oil Recovery (EOR): Employed in synthesizing polymers that improve the viscosity and efficiency of water-flooding techniques.
• Dispersants & Stabilizers: Acts as a component in polymer dispersants for pigments, ceramics, and other industrial suspensions.

Basic Information

Product Name	4-[[2-(Methacryloyloxy)Ethyl]Dimethylammonio]Butane-1-Sulfonate
CAS No.	6613-65-6
Molecular Formula	C14H27NO6S
Molecular Weight	337.43 g/mol
Synonyms	SBMA; Sulfobetaine Methacrylate; N-(3-Sulfopropyl)-N-(methacryloxyethyl)-N,N-dimethylammonium betaine; 2-[(2-Methacryloyloxy)ethyl]dimethylammonio]butane-1-sulfonate; 3-[(2-Methacryloyloxy)ethyl]dimethylammonio]propane-1-sulfonate (common related form); DMAPS Methacrylate; Zwitterionic Methacrylate Monomer; [2-(Methacryloyloxy)ethyl]dimethyl-(3-sulfopropyl)ammonium hydroxide
EINECS	229-561-1

Quality Control

Our 4-[[2-(Methacryloyloxy)Ethyl]Dimethylammonio]Butane-1-Sulfonate is manufactured under a strict quality management system. Each batch is analyzed to ensure it meets high-purity standards suitable for demanding applications like biomedical research and polymer synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C (refrigerated) or as specified on the label. This material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed and allowed to equilibrate to room temperature before opening to prevent condensation and moisture uptake.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Monomethyl Ether Impurity (HPLC)	≤ 0.5%

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