Description

3,3'-[Isopropylidenebis(p-Phenyleneoxy)]Dipropanol is a high-purity, specialty chemical intermediate characterized by its bifunctional structure containing aromatic ether linkages and terminal hydroxyl groups. This compound matters for its versatility as a key building block in the synthesis of advanced polymers and functional materials, offering precise control over polymer architecture and properties. It is primarily needed by manufacturers in the polymer, specialty chemical, and advanced material industries seeking to develop high-performance resins, adhesives, and coatings with tailored characteristics.

Application

• Polymer Synthesis: A crucial monomer for producing high-performance polyethers, polyesters, and epoxy resins.
• Advanced Material Manufacturing: Used in the synthesis of liquid crystalline polymers (LCPs) and other specialty engineering plastics.
• Crosslinking Agent: Functions as a reactive diluent and crosslinker in thermosetting resin systems for coatings and composites.
• Adhesive Formulations: Imparts flexibility and adhesion strength in high-performance structural and hot-melt adhesives.
• Pharmaceutical Intermediates: Serves as a building block in the multistep synthesis of complex active pharmaceutical ingredients (APIs).
• Surface Modification: Used to create functionalized surfaces with specific hydrophilic or chemical properties.

Basic Information

Product Name	3,3'-[Isopropylidenebis(p-Phenyleneoxy)]Dipropanol
CAS No.	20464-36-2
Molecular Formula	C21H28O4
Molecular Weight	344.45 g/mol
Synonyms	2,2-Bis[4-(3-hydroxypropoxy)phenyl]propane; Bisphenol A bis(2-hydroxyethyl) ether, extended; Bisphenol A diglycidyl ether, hydrogenated derivative; 1,1'-[Isopropylidenebis(4,1-phenyleneoxy)]di-2-propanol; 4,4'-(1-Methylethylidene)bis[phenoxy-2-propanol]; BPA-based diol; Bisphenol A propoxylate
EINECS	243-847-9

Quality Control

Our 3,3'-[Isopropylidenebis(p-Phenyleneoxy)]Dipropanol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance 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. Under these conditions, the product remains stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Heavy Metals	≤ 10 ppm

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