octamethyltrisiloxane
| Structure | ![]() |
Reference |
| CAS number | 107517 | 22 |
| name | octamethyltrisiloxane | 22 |
| synonyms | Linear VMS, Dow Corning OS-20 Fluid | 22 |
| formula | C8H24O2Si3 | 14 |
| MW | 236.54 | 14 |
| Class | miscellaneous | |
| MP, ºC | -82 | 22 |
| BP, ºC | 152 | 14 |
| vapor pressure, torr @25ºC | 3.9 | 22 |
| evaporation rate (BuOAc=1) | 0.7 | 22 |
| specific gravity, 25ºC/25ºC | 0.82 | 22 |
| viscosity, cP @ 25ºC | 1.2 | 22 |
| flash point, ºC (closed cup) | 34 | 22 |
| water soly, g/100g H2O at 25ºC | 0 | 14 |
| Henry's Law Constant, atm-m3/mole | 0.0002 | 14 |
| kOH, cm3/molecule-second | 1.197E-12 | 14 |
| log Kow | 4.8 | 14 |
| Hildebrand parameter (cal/cm3)^½ | NA | |
| Kauri-butanol number | 15.1 | 22 |
| MIR | NA | |
| TAC | no |