1,3-Bis(3-glycidyloxypropyl)tetramethyldisiloxane
1,3-Bis(3-glycidyloxypropyl)tetramethyldisiloxane (CAS: 126-80-7) is an organosilicon compound with the molecular formula C16H34O5Si2 and a molecular weight of 362.61 g/mol. This siloxane derivative is primarily employed as a chemical intermediate. Its unique structure lends itself to various applications in material science and chemical synthesis, contributing to the development of advanced polymers and specialized coatings.
- Synonyms
- C16H34O5Si21,3-Bis(3-glycidyloxypropyl)tetramethyldisiloxaneTetramethyldisiloxane, 1,3-bis(3-glycidyloxypropyl)-
Epoxy Resin Modification
This compound can be utilized as a reactive diluent or modifier for epoxy resin systems. Its incorporation can enhance flexibility, impact resistance, and adhesion properties of cured epoxy materials.
Organosilicon Synthesis
As a difunctional organosilicon molecule, it serves as a valuable building block in the synthesis of more complex siloxane polymers and copolymers. These materials find applications in sealants, adhesives, and coatings.
Crosslinking Agent
The epoxide groups allow this siloxane to act as a crosslinking agent in polymer formulations. It can react with various functional groups to form robust three-dimensional networks, improving thermal and mechanical stability.
Surface Treatment Agent
It may be used in surface modification applications to impart hydrophobicity or alter the surface energy of various substrates. This can be beneficial in developing specialized coatings and protective layers.
| Molecular weight | 362.61 |
|---|---|
| Empirical formula | C16H34O5Si2 |
| Assay | ≥95.0% (GC) |
| Boiling point | 184 °C/2 mmHg(lit.) |
| Density | 0.996 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.452 |
Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 150 °C / 302 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 1,3-Bis(3-glycidyloxypropyl)tetramethyldisiloxane used for?
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1,3-Bis(3-glycidyloxypropyl)tetramethyldisiloxane is used as a chemical intermediate, particularly in the modification of epoxy resins, synthesis of organosilicon compounds, as a crosslinking agent, and in surface treatment applications.
What is the CAS number and empirical formula for this compound?
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The CAS number is 126-80-7, and the empirical formula is C16H34O5Si2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Bis(3-glycidyloxypropyl)tetramethyldisiloxane with an assay of ≥95.0% (GC). This product is not supplied as USP, BP, or EP grade.
How should this chemical be handled safely?
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This compound is classified as a Warning. It may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Ensure adequate ventilation and use appropriate personal protective equipment, including eyeshields and gloves. Consult the Safety Data Sheet for full handling information.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions offers this chemical in various packaging sizes suitable for laboratory and industrial use. We are experienced global exporters and can arrange shipment according to your requirements and international regulations.
How can I request a quote or sample?
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To request a quote or a sample, please contact our sales team through the website or by phone. Please specify the quantity required and your delivery location.
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