Description

(2-Hydroxypropyl)Dimethylammonium Chloride is a versatile quaternary ammonium compound with a reactive hydroxyl group. This unique bifunctional structure makes it a valuable intermediate for synthesizing specialty surfactants, phase transfer catalysts, and cationic modifiers. It is particularly sought after by manufacturers in the personal care, textile, and pharmaceutical industries for its ability to impart cationic functionality and water solubility to various polymers and formulations.

Application

• Surfactant Intermediate: Key building block for the synthesis of novel cationic and amphoteric surfactants used in fabric softeners, hair conditioners, and antistatic agents.
• Phase Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, particularly useful in organic synthesis and polymer manufacturing.
• Cationic Starch Modification: Used to introduce a positive charge onto starch molecules for applications in papermaking (wet-end additive) and textile sizing.
• Pharmaceutical Intermediate: Serves as a precursor in the synthesis of certain active pharmaceutical ingredients (APIs) and pharmaceutical excipients requiring quaternary ammonium groups.
• Polymer Modification: Imparts cationic character to polymers for use in water treatment as flocculants or in coatings and adhesives.
• Biocide/Disinfectant Synthesis: Intermediate in the production of quaternary ammonium compound-based (Quat) biocides for industrial and institutional cleaning.

Basic Information

Product Name	(2-Hydroxypropyl)Dimethylammonium Chloride
CAS No.	54541-47-8
Molecular Formula	C5H14ClNO
Molecular Weight	139.62 g/mol
Synonyms	1-Propanaminium, 2-hydroxy-N,N-dimethyl-, chloride; 2-Hydroxypropyldimethylammonium chloride; Dimethyl(2-hydroxypropyl)ammonium chloride; (2-Hydroxypropyl)trimethylammonium chloride (common misnomer); N,N-Dimethyl-2-hydroxypropylammonium chloride; HPDMAC; Glycerylcholine chloride analog; Choline hydroxypropyl analog chloride
EINECS	Contact for details

Quality Control

Our (2-Hydroxypropyl)Dimethylammonium Chloride is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity and performance. A comprehensive Certificate of Analysis (COA) detailing assay, identity, and impurity profiles is provided with every shipment to guarantee compliance with your specifications.

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 when not in use to prevent absorption of atmospheric moisture, which may affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Melting Point	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm

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