Description

Bis(2-Hydroxyethyl) Phthalate is a versatile diester of phthalic acid, functioning as a key reactive intermediate and plasticizer. Its bifunctional hydroxyl groups make it valuable for introducing phthalate moieties into polymer chains, enhancing flexibility and processability. This compound is essential for manufacturers in the polymer, coatings, and specialty chemical industries seeking to modify material properties.

Application

• As a reactive monomer or intermediate in the synthesis of unsaturated polyester resins (UPR).
• As a plasticizer and flexibilizer in the production of polyvinyl chloride (PVC) and other polymers.
• In the formulation of specialty adhesives and sealants to improve adhesion and elasticity.
• As a chemical building block for creating cross-linked polymer networks in coatings and composites.
• In the manufacture of inks and dyes as a solvent or carrier component.
• For research and development purposes in organic synthesis and material science.

Basic Information

Product Name	Bis(2-Hydroxyethyl) Phthalate
CAS No.	84-73-1
Molecular Formula	C12H14O6
Molecular Weight	254.24 g/mol
Synonyms	2,2'-(1,2-Phenylenedioxy)diethanol; Diethylene Glycol Phthalate; Ethanol, 2,2'-(1,2-phenylenedioxy)bis-; 1,2-Bis(2-hydroxyethoxy)benzene; Phthalic Acid Bis(2-hydroxyethyl) Ester; Bis(2-hydroxyethyl) Benzene-1,2-dicarboxylate; Glycol Phthalate; DHET
EINECS	201-553-2

Quality Control

Our Bis(2-Hydroxyethyl) Phthalate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and physical properties. Certificates of Analysis (COA) documenting these results 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, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Acid Value	≤ 1.0 mg KOH/g
Hydroxyl Value	Contact for details
Refractive Index (20°C)	~1.490 - 1.510
Density (20°C)	~1.15 - 1.20 g/cm³

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