Description

Dimethyl 4,4'-[1,2-Ethanediylbis(Oxy)]Bisbenzoate is a high-purity diester compound that serves as a critical intermediate in advanced organic synthesis. Its value lies in its bifunctional structure, featuring two benzoate groups linked by an ethylene glycol ether bridge, making it a versatile building block for creating complex polymers and specialty chemicals. This product is essential for R&D chemists and manufacturers in the pharmaceutical, liquid crystal, and high-performance polymer industries seeking reliable, high-quality intermediates for their synthesis pipelines.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Liquid Crystal Materials: Serves as a core intermediate for producing monomers used in liquid crystal displays (LCDs).
• Polymer Chemistry: Used as a monomer or cross-linking agent in the production of specialty polyesters and polyethers.
• Organic Synthesis: A versatile precursor for synthesizing more complex aromatic ethers and esters in research and development.
• Advanced Material Research: Employed in the development of novel organic electronic materials and photoresists.

Basic Information

Item	Detail
Product Name	Dimethyl 4,4'-[1,2-Ethanediylbis(Oxy)]Bisbenzoate
CAS No.	4204-60-8
Molecular Formula	C20H22O6
Molecular Weight	358.39 g/mol
Synonyms	1,2-Bis(4-(methoxycarbonyl)phenoxy)ethane; Ethylene glycol bis(4-carbomethoxyphenyl) ether; Diethyleneglycol bis(4-carbomethoxyphenyl) ether (common misnomer); Bis(4-methoxycarbonylphenoxy)ethane; 4,4'-(Ethylenedioxy)bis(methyl benzoate); Dimethyl 4,4'-(ethylenedioxy)dibenzoate; EGMP; Contact for additional trade names.
EINECS	224-118-9

Quality Control

Our Dimethyl 4,4'-[1,2-Ethanediylbis(Oxy)]Bisbenzoate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for sensitive synthesis applications. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and impurity profiles is available for every shipment upon request.

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). Keep away from strong oxidizing agents and incompatible materials.

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%
Heavy Metals (as Pb)	≤ 10 ppm

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