Diethoxy(3-glycidyloxypropyl)methylsilane
Diethoxy(3-glycidyloxypropyl)methylsilane (CAS: 2897-60-1, C11H24O4Si) is an organosilane characterised by its epoxy and ethoxysilane functionalities. This dual reactivity makes it valuable for surface modification, adhesion promotion, and as a crosslinking agent. It is commonly utilised in materials science, microelectronics, and self-assembly applications where precise control over surface properties is essential.
- IUPAC
- (3-Glycidyloxypropyl)methyldiethoxysilane,[3-(2,3-Epoxypropoxy)propyl]methyldiethoxysilane
- Synonyms
- (3-Glycidyloxypropyl)methyldiethoxysilane[3-(2,3-Epoxypropoxy)propyl]methyldiethoxysilane

Surface Modification
This silane can be used to modify the surfaces of various substrates, introducing epoxy functionality for further reactions or altering surface energy. It facilitates covalent bonding to both inorganic and organic materials.
Adhesion Promotion
It acts as an effective adhesion promoter between inorganic materials (like glass or silica) and organic polymers. The ethoxy groups hydrolyse and condense onto inorganic surfaces, while the epoxy group reacts with organic resins.
Crosslinking Agent
The epoxy group can participate in crosslinking reactions with amines, acids, and other suitable functional groups, contributing to the formation of robust polymer networks.
Micro/Nanoelectronics
Utilised in the fabrication of microelectronic devices for surface passivation, insulation, or creating specific interfacial layers due to its controlled reactivity and film-forming capabilities.
| Molecular weight | 248.39 |
|---|---|
| Empirical formula | C11H24O4Si |
| Assay | 97% |
| Boiling point | 122-126 °C/5 mmHg(lit.) |
| Density | 0.978 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.431(lit.) |

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 | 122 °C / 251.6 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38-41 |
| Safety statements (S) | 26-36/39 |
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 Diethoxy(3-glycidyloxypropyl)methylsilane used for?
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Diethoxy(3-glycidyloxypropyl)methylsilane is used for surface modification, adhesion promotion between inorganic and organic materials, and as a crosslinking agent in various applications within materials science and microelectronics.
What are the CAS number and formula for Diethoxy(3-glycidyloxypropyl)methylsilane?
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The CAS number is 2897-60-1, and the empirical formula is C11H24O4Si.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diethoxy(3-glycidyloxypropyl)methylsilane with a minimum assay of 97%. This product is not intended for USP, BP, EP, or any pharmacopoeial applications and is supplied for research and development purposes.
What are the primary safety hazards associated with this chemical?
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This compound is classified with Warning (GHS07) and carries hazard statements H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation). Appropriate personal protective equipment, including eyeshields and gloves, is recommended.
Is this product available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Diethoxy(3-glycidyloxypropyl)methylsilane, and can fulfil international orders.
How can I request a sample or quote for Diethoxy(3-glycidyloxypropyl)methylsilane?
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Please use the contact form on our website or call our sales department to request a sample or a quotation for Diethoxy(3-glycidyloxypropyl)methylsilane.
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