| product Name |
Octamethyl cyclotetrasiloxane |
| CAS No |
556-67-2 |
| Synonyms |
Octamethyl cyclotetrasilazane; octaphenyl silsesquioxane; Octamethylcyclotetrasiloxane; 2,2,4,4,6,6,8,8-octamethyl-1,3,5,7,2,4,6,8-tetroxatetrasilocane; D4 |
| Molecular Formula |
C8H24O4Si4 |
| Molecular Weight |
296.6158 |
| InChI |
InChI=1/C8H24O4Si4/c1-13(2)9-14(3,4)11-16(7,8)12-15(5,6)10-13/h1-8H3 |
| EINECS |
209-136-7 |
| Molecular Structure |
|
| Density |
0.95g/cm3 |
| Melting point |
17-18℃ |
| Boiling point |
175°C at 760 mmHg |
| Refractive index |
1.423 |
| Flash point |
63.2°C |
| Water solubility |
INSOLUBLE |
| Vapour Pressur |
1.57mmHg at 25°C |
| Hazard Symbols |
 Xn:Harmful;
|
| Risk Codes |
R53:;
R62:;
|
| Safety Description |
S36/37:;
S46:;
S51:;
S61:;
|
|
