3-Glycidoxypropyldimethoxymethylsilane
Synonym(s):(3-Glycidoxypropyl)methyldimethoxysilane
- CAS NO.：65799-47-5
- Empirical Formula: C9H20O4Si
- Molecular Weight: 220.34
- MDL number: MFCD00271003
- EINECS: 265-929-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 01:28:30
What is 3-Glycidoxypropyldimethoxymethylsilane?
Chemical properties
Colorless clear liquid
The Uses of 3-Glycidoxypropyldimethoxymethylsilane
The usual cure time is 16-20 hours at room temperature or 1 hour at 100C.
General Description
3-Glycidoxypropyldimethoxymethylsilane (GDMMS) is an epoxy-silane that is used to form a silane based coupling agent for functionalization of a variety of substrates. The epoxy groups allow good adhesion of surface atoms and form a stable polymeric structure.
Flammability and Explosibility
Not classified
Properties of 3-Glycidoxypropyldimethoxymethylsilane
| Boiling point: | 100 °C4 mm Hg(lit.) |
| Density | 1.02 g/mL at 25 °C(lit.) |
| vapor pressure | 3Pa at 25℃ |
| refractive index | n |
| Flash point: | 221 °F |
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| form | liquid |
| Specific Gravity | 1.02 |
| color | Colorless to Light yellow |
| Water Solubility | 12g/L at 20℃ |
| Hydrolytic Sensitivity | 7: reacts slowly with moisture/water |
| CAS DataBase Reference | 65799-47-5(CAS DataBase Reference) |
Safety information for 3-Glycidoxypropyldimethoxymethylsilane
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07  Environment GHS09 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H317:Sensitisation, Skin H318:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H411:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 3-Glycidoxypropyldimethoxymethylsilane
| InChIKey | WHGNXNCOTZPEEK-UHFFFAOYSA-N |
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