Heptamethyldisilazane
- Product NameHeptamethyldisilazane
- CAS134340-00-4
- CBNumberCB7439805
- MFC7H21NSi2
- MW175.42
- EINECS678-035-1
- MDL NumberMFCD00008262
- MOL File134340-00-4.mol
- MSDS FileSDS
Chemical Properties
| Boiling point | 144-147 °C(lit.) |
| Density | 0.799 g/mL at 20 °C(lit.) |
| refractive index | n |
| storage temp. | 2-8°C, protect from light |
| solubility | sol ether, alcohol, dichloromethane, and most organic solvents; hydrochloride salt sol in H2O, alcohol, DMF, DMSO. |
| pka | 11.57±0.29(Predicted) |
| form | clear liquid |
| color | Colorless to Almost colorless |
Safety
| Symbol(GHS) |
 
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| Signal word | Danger | |||||||||
| Hazard statements | H226-H314 | |||||||||
| Precautionary statements | P210-P233-P240-P241+P242+P243-P260-P264-P280-P301+P330+P331+P310-P303+P361+P353+P310+P363-P304+P340+P310-P305+P351+P338+P310-P370+P378-P403+P235-P405-P501 | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 10-36/37/38 | |||||||||
| Safety Statements | 26-36 | |||||||||
| RIDADR | UN 1993 3/PG 3 | |||||||||
| WGK Germany | 3 | |||||||||
| F | 10 | |||||||||
| HS Code | 2931.90.9010 | |||||||||
| HazardClass | 8/3 | |||||||||
| PackingGroup | II | |||||||||
| NFPA 704: |
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