Description

Fluoroboric Acid Diethyl Ether Complex is a specialized coordination compound that combines the strong Lewis acid properties of fluoroboric acid with the solvating power of diethyl ether. This complex is a valuable reagent and catalyst precursor in advanced organic synthesis and materials science, offering enhanced solubility and reactivity control. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for demanding fluorination and electrophilic reactions.

Application

• Catalyst Precursor: Serves as a source of boron trifluoride (BF3) in catalytic systems for polymerization, alkylation, and acylation reactions.
• Electrophilic Fluorination: Used as a reagent in the synthesis of organofluorine compounds, which are critical in pharmaceuticals and agrochemicals.
• Electroplating Additive: Functions as a stabilizing agent and conductivity enhancer in specialized metal plating baths, particularly for tin and lead alloys.
• Organic Synthesis: Acts as a powerful Lewis acid catalyst for complex transformations like cyclizations, rearrangements, and protecting group manipulations.
• Polymer Chemistry: Employed as an initiator or co-catalyst in the production of specific polymers and resins.
• Research & Development: A key reagent in academic and industrial R&D for developing new synthetic methodologies involving boron and fluorine chemistry.

Basic Information

Product Name	Fluoroboric Acid Diethyl Ether Complex
CAS No.	67969-82-8
Molecular Formula	C4H10BF4O
Molecular Weight	155.93 g/mol
Synonyms	Boron Fluoride Diethyl Etherate; Boron Trifluoride Diethyl Ether Complex; BF3-Et2O; Diethyl Ether Boron Trifluoride; Tetrafluoroboric Acid Diethyl Ether Adduct; Ether, compd. with tetrafluoroborate(1-) (1:1); HBF4-OEt2
EINECS	Contact for details

Quality Control

Our Fluoroboric Acid Diethyl Ether Complex is manufactured under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity, consistency, and performance for your critical applications. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and a strong acid/organic solvent complex. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Complex)	≥ 95.0 %
Free BF3 Content	≤ 2.0 %
Water Content (KF)	≤ 0.5 %
Density (at 20°C)	~1.12 g/mL

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