Description

Tritolyl Orthoborate CAS NO 26248-41-9 is an organoboron compound formed by the reaction of orthoboric acid with cresol isomers. This specialty chemical serves as a versatile intermediate and additive, valued for its unique boron-based reactivity and properties. It is primarily utilized in advanced material synthesis, polymer chemistry, and as a catalyst component in various organic transformations for industries including electronics, coatings, and fine chemicals.

Application

• Polymer Additive & Stabilizer: Acts as a cross-linking agent, flame retardant, or thermal stabilizer in specialty polymer and resin formulations.
• Catalyst & Reagent: Serves as a catalyst or co-catalyst in organic synthesis, including esterification and transesterification reactions.
• Lubricant & Grease Formulation: Used as an extreme pressure (EP) additive and anti-wear agent in high-performance synthetic lubricants and greases.
• Electronic Materials: Employed in the production of boron-containing precursors for semiconductors or dielectric materials.
• Adhesive & Sealant Chemistry: Functions as a modifier to enhance adhesion, moisture resistance, and curing properties.
• Corrosion Inhibitor: Provides protective properties in coatings and metal treatment fluids.
• Research & Development: A key intermediate for developing novel boron-based compounds in pharmaceutical and agrochemical research.

Basic Information

Item	Details
Product Name	Tritolyl Orthoborate
CAS No.	26248-41-9
Molecular Formula	C21H21BO3
Molecular Weight	332.20 g/mol
Synonyms	Tricresyl Borate; Tris(methylphenyl) Borate; Orthoboric Acid Tricresyl Ester; Boric Acid, Tri-o-cresyl Ester; Boric Acid, Tricresyl Ester; Trixylenyl Borate (related); Cresyl Borate; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of Tritolyl Orthoborate adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure consistency and high purity suitable for industrial and R&D applications. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

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); containers must be kept tightly sealed to exclude moisture. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.05 - 1.10
Refractive Index (20°C)	1.550 - 1.570

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