hexadecamethylcyclooctasiloxane
- CAS NO.：556-68-3
- Empirical Formula: C16H48O8Si8
- Molecular Weight: 593.23
- MDL number: MFCD30725759
- EINECS: 209-137-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 02:12:09
What is hexadecamethylcyclooctasiloxane ?
The Uses of hexadecamethylcyclooctasiloxane
Hexadecamethylcyclooctasiloxane is a major component of the crude extract of Bacillus cereus S1 that exhibits antibacterial activity against five bacterial pathogens.
Definition
ChEBI: A macrocyclic organosiloxane composed from eight repeating Me2SiO units.
Properties of hexadecamethylcyclooctasiloxane
| Melting point: | 31.5°C |
| Boiling point: | 168°C/20mmHg(lit.) |
| Density | 1.1770 |
| refractive index | 1.4060 |
| storage temp. | Refrigerator |
| solubility | Benzene, Chloroform (Slightly) |
| form | solid |
| color | Colourless to Off-White Oil to Low-Melting |
| EPA Substance Registry System | Cyclooctasiloxane, hexadecamethyl- (556-68-3) |
Safety information for hexadecamethylcyclooctasiloxane
| Signal word | Warning |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H320:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P337+P313:IF eye irritation persists: Get medical advice/attention. |
Computed Descriptors for hexadecamethylcyclooctasiloxane
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