Description

(2-Hydroxypropyl)Trimethylammoniumacetate is a quaternary ammonium salt with a hydroxyl-functionalized side chain, offering a unique combination of cationic and hydrophilic properties. This compound is valued for its efficacy as a phase transfer catalyst and a versatile intermediate in organic synthesis. It serves critical roles in the production of specialty chemicals, pharmaceuticals, and personal care ingredients, where its structure facilitates reactions and imparts desired functional characteristics to final products.

Application

• Phase Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, widely used in organic synthesis for alkylation, esterification, and polymerization processes.
• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs) and choline derivatives.
• Surfactant & Conditioning Agent: Used in the formulation of hair conditioners, skin creams, and other personal care products for its antistatic and softening properties.
• Textile Auxiliary: Acts as a softening agent and antistatic agent in fabric treatment and finishing.
• Biochemical Research: Employed as a precursor or reagent in biochemical studies and the synthesis of biomimetic compounds.
• Corrosion Inhibitor: Incorporated into formulations to protect metal surfaces in industrial water systems.

Basic Information

Product Name	(2-Hydroxypropyl)Trimethylammoniumacetate
CAS No.	55-92-5
Molecular Formula	C8H19NO3
Molecular Weight	177.24 g/mol
Synonyms	Choline acetate; (2-Hydroxypropyl)trimethylammonium acetate; 2-Hydroxy-N,N,N-trimethylpropan-1-aminium acetate; Acetylcholine (common biochemical name); β-Hydroxypropyltrimethylammonium acetate; Trimethyl(2-hydroxypropyl)ammonium acetate; Acetic acid, compd. with (2-hydroxypropyl)trimethylammonium (1:1)
EINECS	200-249-0

Quality Control

Our (2-Hydroxypropyl)Trimethylammoniumacetate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and composition. A Certificate of Analysis (COA) documenting these results is provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

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 or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.