| 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 |
| InChI | InChI=1/C8H24O4Si4/c1-13(2)9-14(3,4)11-16(7,8)12-15(5,6)10-13/h1-8H3 |
| Molecular Formula | C8H24O4Si4 |
| Molecular Weight | 296.6158 |
| Density | 0.95g/cm3 |
| Melting point | 17-18℃ |
| Boiling point | 175°C at 760 mmHg |
| Flash point | 63.2°C |
| Water solubility | INSOLUBLE |
| Refractive index | 1.423 |
| Hazard Symbols |  Xn:Harmful; |
| Risk Codes | R53:; R62:; |
| Safety | S36/37:; S46:; S51:; S61:; |
556-67-2 octamethyl cyclotetrasiloxane
service@apichina.com