Description

Phthalic Acid Bis[2-(2-Hydroxyethoxy)Ethyl] Ester is a specialized diester derivative of phthalic acid, valued for its unique combination of a phthalate core with terminal hydroxyl groups. This bifunctional structure provides excellent solvency and plasticizing properties while offering reactive sites for further chemical modification. It is primarily sought after by formulators and researchers in the polymer, coatings, and specialty chemical industries for developing advanced materials with tailored performance characteristics.

Application

• As a reactive plasticizer or monomer in the synthesis of polyurethanes and unsaturated polyester resins.
• As a key intermediate in the production of specialty polymers and high-performance coatings.
• As a compatibilizer or processing aid in polymer blends and composite materials.
• In the formulation of adhesives and sealants to enhance flexibility and adhesion.
• As a chemical building block for synthesizing more complex esters and functional derivatives.
• In research and development for creating novel polymeric materials with specific properties.

Basic Information

Product Name	Phthalic Acid Bis[2-(2-Hydroxyethoxy)Ethyl] Ester
CAS No.	31937-98-1
Molecular Formula	C18H26O8
Molecular Weight	370.40 g/mol
Synonyms	Bis[2-(2-hydroxyethoxy)ethyl] phthalate; 1,2-Benzenedicarboxylic acid, bis[2-(2-hydroxyethoxy)ethyl] ester; Diethylene glycol bis(2-hydroxyethyl) ether phthalate; Phthalic acid di(2-(2-hydroxyethoxy)ethyl) ester; 2,2'-[1,2-Phenylenebis(oxy-2,1-ethanediyloxy)]diethanol; Ethanol, 2,2'-[1,2-phenylenebis(oxy-2,1-ethanediyloxy)]bis-; TegMeR 809 (potential trade name)
EINECS	Contact for details

Quality Control

Our Phthalic Acid Bis[2-(2-Hydroxyethoxy)Ethyl] Ester is manufactured 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, hydroxyl value, and impurity profile 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 (typically 15-25°C). Keep away from strong oxidizing agents and heat sources to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Hydroxyl Value	Contact for details
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	Contact for details
Density (20°C)	Contact for details

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