Description

3-(Dimethylsulfonio)-N,N,n-Trimethylpropanaminium(2+) CAS NO 61672-51-3 is a specialized quaternary ammonium compound with a sulfonium moiety, known for its unique cationic and zwitterionic properties. This dual-charged structure makes it a valuable intermediate and functional additive in advanced material synthesis and specialty formulations. It is particularly sought after by researchers and manufacturers in the pharmaceutical, agrochemical, and polymer industries for applications requiring specific charge interactions or phase-transfer catalysis.

Application

• As a key intermediate in the synthesis of novel surfactants and emulsifiers.
• As a phase-transfer catalyst (PTC) in organic synthesis reactions, particularly in biphasic systems.
• In the development of specialty polymers and coatings where ionic character is required for adhesion or conductivity.
• As a functional monomer for creating ion-exchange resins or membranes.
• In pharmaceutical research for the preparation of drug delivery systems or prodrugs.
• As a corrosion inhibitor or additive in industrial fluid formulations.
• For analytical chemistry applications, such as a reagent or standard in chromatographic methods.

Basic Information

Product Name	3-(Dimethylsulfonio)-N,N,n-Trimethylpropanaminium(2+)
CAS No.	61672-51-3
Molecular Formula	C8H20N2S2+
Molecular Weight	176.32 g/mol (for the dication)
Synonyms	N,N,N-Trimethyl-3-[(trimethylammonio)methylsulfonio]propane-1-aminium(2+); 1-Propanaminium, 3-(dimethylsulfonio)-N,N,N-trimethyl-, inner salt; Bis(trimethylammonium)propyl sulfonium salt; 3-(Trimethylammonio)propyl dimethyl sulfonium; Zwitterionic sulfonium-ammonium compound; DTAPSA (abbreviation); Inner salt of sulfonium and quaternary ammonium.
EINECS	Contact for details

Quality Control

Our 3-(Dimethylsulfonio)-N,N,n-Trimethylpropanaminium(2+) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including NMR, HPLC, and titration, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality parameters. We support cGMP and ISO compliant manufacturing for research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). To maintain purity and prevent decomposition, the container must be kept tightly sealed and under an inert atmosphere (e.g., nitrogen or argon) after opening.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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