Description

4,4'-(Oxy-(Bismethylene))-Bis-1,3-Dioxolane is a specialized cyclic acetal compound, valued for its unique bifunctional structure that serves as a versatile building block in advanced organic synthesis. Its primary commercial significance lies in its role as a key intermediate for the production of high-performance polymers, functional materials, and fine chemicals. This product is essential for R&D and manufacturing sectors focused on developing novel materials with specific chemical resistance and tailored properties.

Application

• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of specialty polyacetals, polyethers, and other high-performance polymers.
• Pharmaceutical Intermediates: Serves as a protected form or a key synthon in the multi-step synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Liquid Crystal & OLED Materials: Used in the production of precursors for electronic display materials requiring high purity and specific molecular geometry.
• Cross-linking Agent for Resins: Imparts improved chemical and thermal stability to epoxy, phenolic, or other thermosetting resin systems.
• Organic Synthesis Reagent: Functions as a protecting group for carbonyl compounds or as a bifunctional linker in complex organic molecule construction.
• Adhesive & Coating Formulations: Incorporated to enhance the durability and resistance properties of industrial adhesives and protective coatings.

Basic Information

Product Name	4,4'-(Oxy-(Bismethylene))-Bis-1,3-Dioxolane
CAS No.	56552-15-9
Molecular Formula	C9H14O6
Molecular Weight	218.20 g/mol
Synonyms	2,2'-[Oxybis(methylene)]bis(1,3-dioxolane); 1,3-Dioxolane, 2,2'-[oxybis(methylene)]bis-; Bis(1,3-dioxolan-2-ylmethyl) ether; 2,2'-(Oxybis(methylene))bis(1,3-dioxolane); Acetaldehyde, bis(1,3-dioxolan-2-ylmethyl) acetal; Oxybis(methylene)bis(1,3-dioxolane); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of 4,4'-(Oxy-(Bismethylene))-Bis-1,3-Dioxolane adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and quality assurance.

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 acids and incompatible materials such as strong oxidizing agents. The container must be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.440 - 1.445
Density (g/mL at 20°C)	1.20 - 1.25

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