Pentamethyldisiloxane
- Product NamePentamethyldisiloxane
- CAS1438-82-0
- CBNumberCB9413159
- MFC5H16OSi2
- MW148.35
- EINECS215-873-5
- MDL NumberMFCD00053658
- MOL File1438-82-0.mol
- MSDS FileSDS
Chemical Properties
| Boiling point | 86 °C (lit.) |
| Density | 0.760 g/mL at 20 °C (lit.) |
| refractive index | n |
| Flash point | -9°C |
| form | clear liquid |
| Specific Gravity | 0.758 |
| color | Colorless to Almost colorless |
| Water Solubility | Not miscible or difficult to mix in water. |
| Hydrolytic Sensitivity | 3: reacts with aqueous base |
| Sensitive | Moisture Sensitive |
| BRN | 1734568 |
| InChI | InChI=1S/C5H16OSi2/c1-7(2)6-8(3,4)5/h7H,1-5H3 |
| InChIKey | AOJHDNSYXUZCCE-UHFFFAOYSA-N |
| SMILES | [Si](C)(C)(C)O[SiH](C)C |
| EPA Substance Registry System | Disiloxane, pentamethyl- (1438-82-0) |
| UNSPSC Code | 12352103 |
| NACRES | NA.22 |
Safety
| Symbol(GHS) |
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| Signal word | Danger | |||||||||
| Hazard statements | H225 | |||||||||
| Precautionary statements | P210 | |||||||||
| Hazard Codes | F | |||||||||
| Risk Statements | 11 | |||||||||
| Safety Statements | 16-23-24/25 | |||||||||
| RIDADR | UN 1993 3/PG 2 | |||||||||
| WGK Germany | 3 | |||||||||
| F | 10-21 | |||||||||
| TSCA | Yes | |||||||||
| HazardClass | 3 | |||||||||
| PackingGroup | II | |||||||||
| HS Code | 29319090 | |||||||||
| NFPA 704: |
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