Description

Boric Acid, Phenylmethyl Ester is an organoboron compound of significant industrial interest. This specialty chemical serves as a versatile intermediate and functional additive, offering unique properties derived from its boron-oxygen core and aromatic ester group. It is particularly valuable for manufacturers in the polymer, pharmaceutical, and advanced materials sectors seeking to enhance product performance or synthesize novel compounds.

Application

• Polymer Additive: Acts as a flame retardant synergist and thermal stabilizer in engineering plastics and epoxy resins.
• Chemical Synthesis: A key boron-containing building block (boronic ester) for Suzuki-Miyaura and other cross-coupling reactions in pharmaceutical and agrochemical R&D.
• Adhesive & Sealant Formulations: Used as a cross-linking agent and modifier to improve adhesion and thermal resistance.
• Lubricant & Grease Additive: Imparts extreme pressure (EP) and anti-wear properties in specialty lubricants.
• Wood Preservative Intermediate: Employed in the synthesis of advanced boron-based preservative treatments.
• Ceramic & Glass Processing: Serves as a fluxing agent and precursor for boron-containing coatings and materials.

Basic Information

Item	Detail
Product Name	Boric Acid, Phenylmethyl Ester
CAS No.	99811-53-7
Molecular Formula	C7H7BO3
Molecular Weight	149.94 g/mol
Synonyms	Phenylmethyl Borate; Benzyl Borate; Benzyl Alcohol, Borate (1:1); Tribenzyl Borate; Benzyl Orthoborate; Boron Benzyl Oxide; Boric Acid Tribenzyl Ester; (Benzyloxy)boron Dihydroxide
EINECS	Contact for details

Quality Control

Our Boric Acid, Phenylmethyl Ester is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing key parameters such as assay, impurity profile, and physical properties is provided with every shipment to guarantee it meets your specific application requirements.

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 when not in use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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