Description

2-Hydroxy-N,N,n-Trimethylethanaminium Tetrafluoroborate is a quaternary ammonium salt with a tetrafluoroborate counterion, offering unique properties as a phase-transfer catalyst and ionic liquid precursor. This compound matters for its ability to facilitate reactions between reagents in immiscible phases, enhancing reaction rates and yields in specialized organic synthesis. It is needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors for developing and scaling up innovative chemical processes.

Application

• Phase-Transfer Catalyst (PTC): Used to accelerate reactions between ionic and organic reactants in biphasic systems.
• Pharmaceutical Intermediate: Serves as a building block or catalyst in the synthesis of active pharmaceutical ingredients (APIs).
• Ionic Liquid Synthesis: Acts as a precursor or component for formulating task-specific ionic liquids.
• Specialty Polymerization: Employed as a catalyst or additive in the production of specialized polymers and resins.
• Agrochemical Synthesis: Facilitates key reactions in the manufacture of pesticides and herbicides.
• Electrolyte Component: Investigated for use in electrochemical applications and advanced battery systems.
• Organic Synthesis Reagent: Utilized in various alkylation, esterification, and other nucleophilic substitution reactions.

Basic Information

Product Name	2-Hydroxy-N,N,n-Trimethylethanaminium Tetrafluoroborate
CAS No.	152218-75-2
Molecular Formula	C5H14NO+·BF4- or C5H14BF4NO
Molecular Weight	192.98 g/mol
Synonyms	Choline Tetrafluoroborate; (2-Hydroxyethyl)trimethylammonium Tetrafluoroborate; N,N,N-Trimethylethanolammonium Tetrafluoroborate; Trimethyl(2-hydroxyethyl)ammonium Tetrafluoroborate; Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, tetrafluoroborate(1-); Hydroxyethyltrimethylammonium Tetrafluoroborate; BF4 Choline Salt
EINECS	Contact for details

Quality Control

Our 2-Hydroxy-N,N,n-Trimethylethanaminium Tetrafluoroborate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment and is available upon request.

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) and must be kept under dry conditions to prevent decomposition. Keep away from incompatible materials such as strong acids and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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