Description

Boric Acid, Tribenzyl Ester is an organoboron compound that serves as a versatile intermediate and functional additive. This chemical is valued for its ability to act as a Lewis acid catalyst and a source of benzyl groups in specialized organic synthesis. It finds significant utility in the production of advanced materials, pharmaceuticals, and fine chemicals where controlled reactivity and specific functional group introduction are required.

Application

• As a Lewis acid catalyst in organic synthesis reactions, including esterifications and polymerizations.
• As a key intermediate in the pharmaceutical industry for the synthesis of active pharmaceutical ingredients (APIs).
• As a stabilizer or additive in the formulation of specialty polymers and resins.
• In lubricant formulations as an anti-wear or extreme pressure additive.
• For research and development purposes in academic and industrial laboratories exploring organoboron chemistry.
• As a precursor in the synthesis of other benzyl-containing boron compounds.

Basic Information

Product Name	Boric Acid, Tribenzyl Ester
CAS No.	2467-18-7
Molecular Formula	C21H21BO3
Molecular Weight	332.20 g/mol
Synonyms	Tribenzyl Borate; Boron Tribenzyl Ester; Tribenzyloxyborane; Benzyl Borate; Boric Acid Tribenzyl Ester; Tribenzyl Orthoborate; Boric Acid (H3BO3) Tribenzyl Ester; Tribenzyl Ester of Boric Acid
EINECS	219-567-1

Quality Control

Our Boric Acid, Tribenzyl Ester is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available for every shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and organic solvents. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC or HPLC)	≥ 97.0%
Density (at 20°C)	~1.10 g/cm³
Refractive Index (n20D)	~1.55

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