Description

3,3'-(Oxybis(Methylene))Bis(3-Ethyloxetane) is a high-purity, bifunctional oxetane monomer. This compound is valued for its role as a key reactive diluent and cross-linking agent in advanced polymer formulations, enabling enhanced material properties. It is primarily sought by manufacturers in the photoresist, specialty coatings, and advanced adhesive industries for developing high-performance, radiation-curable systems. Its unique structure contributes to improved reactivity, low shrinkage, and excellent final film characteristics.

Application

• Photoresist & Photoinitiator Formulations: A critical monomer in chemically amplified and other advanced photoresists for semiconductor and microelectronics fabrication.
• Radiation-Curable Coatings & Inks: Acts as a reactive diluent and cross-linker in UV/EB-curable systems for wood, plastic, and metal coatings, offering low viscosity and high cure speed.
• Specialty Adhesives & Sealants: Used to formulate high-performance, fast-curing adhesives with excellent chemical resistance and bond strength.
• Dental & Biomedical Composites: Serves as a matrix component in light-curable dental restoratives and biocompatible polymer networks.
• Fiber Optic & Optical Lens Coatings: Contributes to the production of clear, durable, and scratch-resistant optical coatings.
• 3D Printing Resins: A valuable component in stereolithography (SLA) and digital light processing (DLP) resins, enhancing resolution and mechanical properties.

Basic Information

Product Name	3,3'-(Oxybis(Methylene))Bis(3-Ethyloxetane)
CAS No.	18934-00-4
Molecular Formula	C12H22O3
Molecular Weight	214.30 g/mol
Synonyms	3,3'-[Oxybis(methylene)]bis(3-ethyloxetane); Bis(3-ethyl-3-oxetanylmethyl) ether; 3-Ethyl-3-[[(3-ethyl-3-oxetanyl)methoxy]methyl]oxetane; OXE; BOE; Difunctional Oxetane Monomer; Oxetane Crosslinker; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our 3,3'-(Oxybis(Methylene))Bis(3-Ethyloxetane) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance for sensitive applications like photoresists. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles 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 room temperature (15-25°C). Keep away from heat, sparks, and open flames. This material is moisture-sensitive; keep container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Color (APHA)	≤ 50
Refractive Index (n20D)	1.450 - 1.460
Density (g/mL, 20°C)	1.00 - 1.05

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