Description

Isophthalic Acid Bis(4-Benzyloxycarbonylphenyl) Ester is a high-purity specialty ester derivative of isophthalic acid, designed for advanced material synthesis. This compound is valued for its role as a key monomer or intermediate in creating polymers with tailored thermal and mechanical properties. It is primarily needed by R&D laboratories and industrial manufacturers in the polymer, specialty plastics, and advanced coating sectors seeking to develop high-performance materials.

Application

• Polymer Synthesis: Serves as a critical monomer or chain extender in the production of high-performance polyesters, polycarbonates, and liquid crystal polymers (LCPs).
• Advanced Material Research: Used in R&D for developing novel engineering plastics with enhanced heat resistance, strength, and dimensional stability.
• Specialty Coatings & Resins: Incorporated into formulations for coatings, adhesives, and composite resins requiring superior chemical and thermal endurance.
• Pharmaceutical Intermediates: Acts as a sophisticated building block in the multi-step synthesis of complex active pharmaceutical ingredients (APIs).
• Cross-linking Agent: Functions as a cross-linker in thermoset resin systems to improve network density and final material performance.

Basic Information

Product Name	Isophthalic Acid Bis(4-Benzyloxycarbonylphenyl) Ester
CAS No.	100559-67-9
Molecular Formula	C36H26O8
Molecular Weight	586.59 g/mol
Synonyms	1,3-Benzenedicarboxylic Acid, Bis[4-[(phenylmethoxy)carbonyl]phenyl] Ester; Bis(4-(benzyloxycarbonyl)phenyl) Isophthalate; 4,4'-(Isophthaloyldioxy)dibenzoic Acid Dibenzyl Ester; Isophthalic Acid Di(4-benzyloxycarbonylphenyl) Ester; 4,4'-(1,3-Phenylenedicarbonylbis(oxy))dibenzoic Acid Dibenzyl Ester
EINECS	Contact for details

Quality Control

Our Isophthalic Acid Bis(4-Benzyloxycarbonylphenyl) Ester is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay, impurity profile, and physical characteristics is provided with every shipment to guarantee it meets your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as 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.