Description

2-[2-[2-(Oxiranylmethoxy)Ethoxy]Ethyl]Spiro[1,3-Dioxane-5,3'-[7]Oxabicyclo[4.1.0]Heptane] is a specialized multifunctional epoxy compound featuring a unique spirocyclic structure. This molecular architecture provides exceptional value as a reactive diluent and crosslinking agent, enabling the formulation of high-performance polymers with tailored thermal and mechanical properties. It is primarily sought by advanced material scientists and formulators in the electronics, aerospace, and specialty coatings industries for developing next-generation epoxy resins and composites.

Application

• Advanced Epoxy Resin Formulation: Serves as a high-performance reactive diluent to reduce viscosity without compromising final material properties.
• Electronic Encapsulants & Underfills: Used in the production of semiconductor packaging materials requiring low stress, high purity, and excellent moisture resistance.
• Fiber-Reinforced Composites: A key monomer for aerospace and automotive composite matrices, enhancing toughness and thermal stability.
• Specialty Adhesives & Sealants: Imparts improved flexibility, adhesion, and chemical resistance in high-demand bonding applications.
• UV/EB-Curable Coatings: Functions as a crosslinker in radiation-curable systems for coatings on plastics, metals, and wood.
• 3D Printing Resins: A critical component in formulating high-resolution, durable resins for stereolithography (SLA) and other additive manufacturing processes.

Basic Information

Product Name	2-[2-[2-(Oxiranylmethoxy)Ethoxy]Ethyl]Spiro[1,3-Dioxane-5,3'-[7]Oxabicyclo[4.1.0]Heptane]
CAS No.	2155-38-6
Molecular Formula	C16H26O7
Molecular Weight	330.37 g/mol
Synonyms	3,4-Epoxycyclohexylmethyl 3',4'-epoxycyclohexanecarboxylate ethylene glycol adduct; ERL-4221E (related trade series); Cycloaliphatic epoxy resin adduct; 1,2-Epoxy-4-(epoxyethyl)cyclohexane adduct with ethylene glycol; Oxirane, 2-[[2-[2-(oxiranylmethoxy)ethoxy]ethyl]-7-oxabicyclo[4.1.0]hept-3-yl]-, cis-; Bis(3,4-epoxycyclohexylmethyl) adipate derivative (common description); Epoxycyclohexane derivative with polyether chain
EINECS	Contact for details

Quality Control

Our production of 2-[2-[2-(Oxiranylmethoxy)Ethoxy]Ethyl]Spiro[1,3-Dioxane-5,3'-[7]Oxabicyclo[4.1.0]Heptane] adheres to a stringent quality management system to ensure batch-to-batch consistency and reliability for critical applications. All materials are subjected to rigorous analytical testing, including assay, epoxy equivalent weight (EEW) determination, and impurity profiling. Certificates of Analysis (COA) detailing purity, physical properties, and specific test results are provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. This product is moisture-sensitive; ensure containers are sealed after each use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Epoxy Equivalent Weight (EEW)	165 - 175 g/eq
Viscosity (25°C)	Contact for details
Color (Gardner)	≤ 2
Water Content (KF)	≤ 0.1%

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