Description

Dibenzyl Terephthalate is a high-purity organic compound belonging to the class of aromatic diesters. This specialty chemical serves as a versatile intermediate and functional additive, valued for its specific molecular structure and performance characteristics. It is essential for manufacturers in the polymer, pharmaceutical, and specialty chemical industries seeking reliable and consistent raw materials for advanced synthesis and formulation.

Application

• Polymer Plasticizer and Modifier: Used as a specialty plasticizer or co-monomer to modify the flexibility, thermal stability, and processing characteristics of engineering plastics and high-performance polymers.
• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs) and other complex organic molecules.
• Organic Synthesis Reagent: Acts as a protected form or precursor of terephthalic acid derivatives in multi-step synthetic routes for fine chemicals.
• Specialty Additive: Employed in formulations requiring specific ester functionalities, such as in advanced lubricants, coatings, or adhesives.
• Research & Development: Utilized in chemical R&D laboratories for developing new materials, catalysts, and synthetic methodologies.

Basic Information

Product Name	Dibenzyl Terephthalate
CAS No.	19851-61-7
Molecular Formula	C22H18O4
Molecular Weight	346.38 g/mol
Synonyms	1,4-Benzenedicarboxylic Acid, Dibenzyl Ester; Terephthalic Acid Dibenzyl Ester; Benzyl Terephthalate; Dibenzyl 1,4-Benzenedicarboxylate; p-Benzenedicarboxylic Acid Dibenzyl Ester; Dibenzylester Kyseliny Tereftalove; NSC 403107
EINECS	243-366-9

Quality Control

Our Dibenzyl Terephthalate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets stringent specifications for identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, appearance, and impurity profiles 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 (typically 15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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