Description

1,3-Bis(Oxiranylmethyl)-1,3-Diazaspiro[4.5]Decane-2,4-Dione is a specialized heterocyclic compound featuring both oxirane (epoxide) and hydantoin functional groups, making it a versatile building block for advanced polymer synthesis. This unique structure is critical for developing high-performance materials with enhanced thermal stability, chemical resistance, and tailored mechanical properties. It is primarily sought by R&D chemists and formulators in the advanced epoxy resin, specialty coatings, and high-value adhesive industries.

Application

• Advanced Epoxy Curing Agent & Modifier: Acts as a reactive diluent and crosslinker to enhance the thermal and mechanical properties of epoxy resin systems for aerospace and electronic composites.
• High-Performance Coatings: Used in formulating specialty industrial and protective coatings that require excellent chemical resistance and durability.
• Electronic Encapsulants & Potting Compounds: A key monomer for producing resins with low shrinkage and high dielectric strength for protecting sensitive electronic components.
• Adhesive & Sealant Formulations: Imparts improved flexibility and adhesion strength in structural adhesives for demanding applications.
• Polymer Research & Development: Serves as a valuable intermediate for synthesizing novel polyhydantoins and other specialty polymers with unique property profiles.

Basic Information

Product Name	1,3-Bis(Oxiranylmethyl)-1,3-Diazaspiro[4.5]Decane-2,4-Dione
CAS No.	15336-84-2
Molecular Formula	C14H20N2O4
Molecular Weight	280.32 g/mol
Synonyms	1,3-Diglycidyl-5,5-dimethylhydantoin; 1,3-Bis(glycidyl)-5,5-dimethylhydantoin; DGH; DGDA; Diglycidyl Dimethylhydantoin; 1,3-Bis(2,3-epoxypropyl)-5,5-dimethylhydantoin; 5,5-Dimethyl-1,3-bis(oxiranylmethyl)imidazolidine-2,4-dione; Araldite® RD-2 (trade name equivalent)
EINECS	239-365-3

Quality Control

Our production of 1,3-Bis(Oxiranylmethyl)-1,3-Diazaspiro[4.5]Decane-2,4-Dione adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, epoxide equivalent weight (EEW) determination, and impurity profiling, to ensure consistent purity and performance. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials such as strong acids, bases, and amines. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Epoxide Equivalent Weight (EEW)	140 - 145 g/eq
Melting Point	98 - 102 °C
Loss on Drying	≤ 0.5%

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