Diethylene glycol diglycidyl ether
Diethylene glycol diglycidyl ether (CAS 4206-61-5, C10H18O5) is a difunctional epoxide with a molecular weight of 218.25 g/mol. It serves as a versatile building block in chemical synthesis, particularly for epoxy resins and cross-linking applications. Its reactive epoxide groups enable it to participate in polymerisation and derivatisation reactions, making it valuable in material science and organic chemistry research.
- IUPAC
- Diglycidyl diglycol

Epoxy Resin Modifier
This diglycidyl ether can be used to modify epoxy resin formulations, potentially enhancing flexibility and toughness. It can act as a reactive diluent or cross-linker in epoxy systems.
Chemical Synthesis Intermediate
As an organic building block, it is employed in the synthesis of more complex molecules. Its epoxide functionalities allow for ring-opening reactions with various nucleophiles.
Cross-linking Agent
The two epoxide groups allow Diethylene glycol diglycidyl ether to form cross-links between polymer chains, contributing to network formation in thermosetting polymers.
| Molecular weight | 218.25 |
|---|---|
| Empirical formula | C10H18O5 |
| Assay | ~50% (GC) |
| Density | 1.167 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.467 |
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 125 °C / 257 °F |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 19 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Diethylene glycol diglycidyl ether used for?
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Diethylene glycol diglycidyl ether (CAS 4206-61-5) is primarily used as a building block in chemical synthesis and as a component in epoxy resin formulations, functioning as a cross-linking agent or reactive diluent.
What is the CAS number and molecular formula?
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The CAS number for Diethylene glycol diglycidyl ether is 4206-61-5, and its molecular formula is C10H18O5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diethylene glycol diglycidyl ether with an approximate assay of ~50% (GC). TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Diethylene glycol diglycidyl ether be handled safely?
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Handling requires appropriate personal protective equipment, including eyeshields, face shields, and gloves. A full-face respirator or appropriate cartridge respirator is recommended. Refer to the Safety Data Sheet for comprehensive safety guidelines.
Is Diethylene glycol diglycidyl ether a controlled substance?
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Based on the provided data, there is no indication that Diethylene glycol diglycidyl ether (CAS 4206-61-5) is a controlled substance.
How can I request a quote or sample?
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To request a quote or a sample of Diethylene glycol diglycidyl ether, please contact our sales team through the website or by phone, referencing product code 4206-61-5.
Is this product exported globally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Diethylene glycol diglycidyl ether.
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