682-01-9
| Name | Tetrapropoxysilane |
| CAS | 682-01-9 |
| EINECS(EC#) | 211-659-0 |
| Molecular Formula | C12H28O4Si |
| MDL Number | MFCD00009364 |
| Molecular Weight | 264.43 |
| MOL File | 682-01-9.mol |
Chemical Properties
| Appearance | Colorless transparent liquid |
| Melting point | <-80°C |
| Boiling point | 94 °C5 mm Hg(lit.) |
| density | 0.916 g/mL at 25 °C(lit.) |
| vapor density | >1 (vs air) |
| vapor pressure | 0.26Pa@25°C |
| refractive index | n |
| Fp | 203 °F |
| storage temp. | Inert atmosphere,Room Temperature |
| form | liquid |
| color | Colorless to Almost colorless |
| Specific Gravity | 0.916 |
| Water Solubility | 78mg/L@20°C |
| Hydrolytic Sensitivity | 7: reacts slowly with moisture/water |
| Sensitive | Moisture Sensitive |
| BRN | 1706115 |
| InChI | 1S/C12H28O4Si/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4/h5-12H2,1-4H3 |
| InChIKey | ZQZCOBSUOFHDEE-UHFFFAOYSA-N |
| SMILES | CCCO[Si](OCCC)(OCCC)OCCC |
Safety Data
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | |
| Safety Statements | |
| RIDADR | 1993 |
| WGK Germany | 3 |
| F | 10-21 |
| TSCA | Yes |
| REACH Registrations | Active |
| HazardClass | 8 |
| PackingGroup | III |
| HS Code | 29209090 |
| Storage Class | 10 - Combustible liquids |
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |