Description

Tetraethylammonium Bis[Malonato-(2-)]Borate is a specialized ionic liquid and electrolyte salt with a unique borate anion complex. This compound is valued for its high electrochemical stability and ionic conductivity, making it a critical component in advanced energy storage systems. It is primarily sought by researchers and manufacturers in the electrolyte formulation sector for next-generation batteries and supercapacitors.

Application

• Electrolyte Additive/Salt for Lithium-ion Batteries: Enhances ionic conductivity and improves high-voltage stability at the cathode interface.
• Component in Ionic Liquid Electrolytes: Used in the formulation of non-flammable, high-performance electrolytes for improved battery safety.
• Supercapacitor Electrolyte: Contributes to high power density and wide operational voltage windows in electrochemical double-layer capacitors (EDLCs).
• Research & Development: Serves as a key material in academic and industrial R&D for novel energy storage and conversion devices.
• Electroplating and Electrodeposition: Potential use as a conductive salt in specialized electrochemical plating baths.
• Chemical Synthesis: May act as a catalyst or reagent in organic synthesis involving boron chemistry.

Basic Information

Product Name	Tetraethylammonium Bis[Malonato-(2-)]Borate
CAS No.	343783-59-5
Molecular Formula	C15H28BN2O8- • C8H20N+
Molecular Weight	~ 439.24 g/mol (as free acid)
Synonyms	Tetraethylammonium Bis(oxalato)borate; TEA-BOB; TEABOB; N,N,N-Triethylmethanaminium Bis(oxalato)borate; Tetraethylammonium Bis(oxalato)borate(III); Bis(oxalato)boric Acid Tetraethylammonium Salt; Ionic Liquid [TEA][BOB]; Electrolyte Salt 343783-59-5
EINECS	Contact for details

Quality Control

Our production of Tetraethylammonium Bis[Malonato-(2-)]Borate adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity for electrochemical applications. Every lot is analyzed with advanced techniques including NMR, HPLC, and Karl Fischer titration to confirm identity, purity, and moisture content. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This material is hygroscopic (moisture-sensitive) and must be handled under a dry, inert atmosphere (e.g., nitrogen or argon) to prevent decomposition. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Anion Content (Titration)	98.0 - 102.0%
Cation Content (Titration)	98.0 - 102.0%
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.