Description

3,3'-Ethylenedioxydiphenol CAS NO 61166-00-5 is a high-purity bisphenol derivative featuring an ethylenedioxy bridging group, offering enhanced chemical stability and specific reactivity. This compound is a critical advanced intermediate for synthesizing high-performance polymers and specialty chemicals. It is essential for manufacturers in the polymer, epoxy resin, and pharmaceutical intermediate sectors seeking to develop materials with tailored thermal and mechanical properties.

Application

• Polymer Synthesis: A key monomer for producing specialized polycarbonates, polyesters, and polyarylates with improved thermal stability and optical clarity.
• Epoxy Resin Systems: Used as a co-monomer to modify and enhance the flexibility, chemical resistance, and adhesion properties of epoxy formulations.
• Pharmaceutical Intermediates: Serves as a crucial building block in the synthesis of complex active pharmaceutical ingredients (APIs) and drug candidates.
• Liquid Crystal Polymers (LCPs): An important monomeric unit in the production of high-performance LCPs for electronics and advanced composites.
• Flame Retardant Additives: Incorporated into the backbone of polymeric flame retardants to improve efficacy and compatibility.
• Specialty Coatings: Used in formulations for high-durability, chemical-resistant coatings and adhesives.

Basic Information

Product Name	3,3'-Ethylenedioxydiphenol
CAS No.	61166-00-5
Molecular Formula	C14H14O4
Molecular Weight	246.26 g/mol
Synonyms	4,4'-(Ethylenedioxy)diphenol; 1,2-Bis(3-hydroxyphenoxy)ethane; Bisphenol E; BPE; 3,3'-(Ethylenedioxy)bisphenol; 4,4'-Dihydroxy-1,2-diphenoxyethane; EDDP
EINECS	Contact for details

Quality Control

Our 3,3'-Ethylenedioxydiphenol is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling. A Certificate of Analysis (COA) detailing purity, identity, and specific parameters is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.5%
Melting Point	118 - 122 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 1.0%

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