Triethoxyisobutylsilane
Synonym(s):Isobutyltriethoxysilane;Triethoxy(isobutyl)silane
- CAS NO.：17980-47-1
- Empirical Formula: C10H24O3Si
- Molecular Weight: 220.38
- MDL number: MFCD00069084
- EINECS: 402-810-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:27:04
What is Triethoxyisobutylsilane?
Chemical properties
Colorless clear liquid
The Uses of Triethoxyisobutylsilane
It is used in a wide range of applications including silane coupling agent, silane adhesion promoter, silane hydrophobing agent, silane dispersing agent, silane cross linking agent, silane moisture scavenger, polypropylene catalyst, silicate stabilizer, polyurethane endcapper silane, silane drying agent, silane curing agent, silane reinforcer, silylating agent, silane reducing agent, silyl building blocks and synthons.
Flammability and Explosibility
Flammable
Properties of Triethoxyisobutylsilane
| Melting point: | 190-191℃ |
| Boiling point: | 165 °C/400 mmHg (lit.)
190-191 °C (lit.) |
| Density | 0.88 g/mL at 25 °C (lit.) |
| vapor pressure | 33Pa at 20℃ |
| refractive index | n |
| Flash point: | 138 °F |
| storage temp. | Inert atmosphere,Room Temperature |
| form | Liquid |
| color | Colorless to Almost colorless |
| Specific Gravity | 0.91 |
| Water Solubility | Insoluble in water. |
| Hydrolytic Sensitivity | 7: reacts slowly with moisture/water |
| BRN | 1750049 |
| CAS DataBase Reference | 17980-47-1(CAS DataBase Reference) |
| EPA Substance Registry System | Silane, triethoxy(2-methylpropyl)- (17980-47-1) |
Safety information for Triethoxyisobutylsilane
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H227:Flammable liquids H315:Skin corrosion/irritation |
| Precautionary Statement Codes |
P321:Specific treatment (see … on this label). P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for Triethoxyisobutylsilane
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