PENTAMETHYLCYCLOPENTASILOXANE
- Product NamePENTAMETHYLCYCLOPENTASILOXANE
- CAS6166-86-5
- MFC5H20O5Si5
- MW300.64
- EINECS228-204-7
- MOL File6166-86-5.mol
Chemical Properties
| Melting point | -108°C |
| Boiling point | 54 °C/10 mmHg (lit.) |
| Density | 0.992 g/mL at 25 °C (lit.) |
| vapor pressure | 0.05-91Pa at 20℃ |
| refractive index | n |
| Flash point | 39°C |
| storage temp. | 2-8°C |
| form | liquid |
| Specific Gravity | 0.998 |
| Water Solubility | 110-1000000000μg/L at 20℃ |
| Hydrolytic Sensitivity | 3: reacts with aqueous base |
| BRN | 1792134 |
| InChI | 1S/C5H20O5Si5/c1-11-6-12(2)8-14(4)10-15(5)9-13(3)7-11/h11-15H,1-5H3 |
| InChIKey | HGPDWMTUQRNTQT-UHFFFAOYSA-N |
| SMILES | C[SiH]1O[SiH](C)O[SiH](C)O[SiH](C)O[SiH](C)O1 |
| LogP | -2.4-6.33 at 20℃ |
| EPA Substance Registry System | Cyclopentasiloxane, 2,4,6,8,10-pentamethyl- (6166-86-5) |
Safety Information
| Hazard Codes | Xi |
| Risk Statements | 10-36/37/38 |
| Safety Statements | 16-26-36 |
| RIDADR | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| F | 10-21 |
| TSCA | TSCA listed |
| Storage Class | 3 - Flammable liquids |
| Hazard Classifications | Flam. Liq. 3 |