Tetramethylcyclotetrasiloxane (D4H)
Synonym: 1,3,5,7-Tetramethylcyclotetrasiloxane;
2,4,6,8-Tetramethylcyclotetrasiloxane
Countertype of DowCorning ZTOMCATS CVD Precursor
Chemical Structure
Introduction
The word siloxane is derived from the words silicon, oxygen, and alkane. SiSiB® PC9150 is a cyclotetrasiloxane, it is a colorless to yellowish clear liquid.
Typical Physical Properties
| Chemical Name: | Tetramethylcyclotetrasiloxane |
| CAS No.: | 2370-88-9 |
| EINECS No.: | 219-137-4 |
| Empirical Formula: | C4H16O4Si4 |
| Molecular Weight: | 240.51 |
| Boiling Point: | 135°C [760mmHg] |
| Flash Point: | 32°C |
| Color and Appearance: | Colorless or yellowish transparent liquid |
| Density [25°C]: | 0.991 |
| Refractive Index [25°C]: | 1.9870 |
| Purity: | 98% by GC Min. 95.0% (Technical Grade) |
Applications
SiSiB® siloxanes are widely used in cosmetics, deodorant, water repelling windshield coating, food additives and some soaps.
Packings
Net weight 180Kg steel drum, for more details, please visit Packing Centre.