CAS 40949-94-8|Potassium hexamethyldisilazide
| Common Name | Potassium hexamethyldisilazide | ||
|---|---|---|---|
| CAS Number | 40949-94-8 | Molecular Weight | 199.483 |
| Density | 0.877 g/mL at 25 °C | Boiling Point | 111 °C |
| Molecular Formula | C6H18KNSi2 | Melting Point | / |
| MSDS | Chinese | Flash Point | 45 °F |
| Symbol | GHS02, GHS05, GHS07, GHS08 | Signal Word | Danger |
Names
| Name | Hexamethyldisilazane Potassium Salt |
|---|---|
| Synonym | More Synonyms |
Chemical & Physical Properties
| Density | 0.877 g/mL at 25 °C |
|---|---|
| Boiling Point | 111 °C |
| Molecular Formula | C6H18KNSi2 |
| Molecular Weight | 199.483 |
| Flash Point | 45 °F |
| Exact Mass | 199.061478 |
| PSA | 3.24000 |
| LogP | 2.42250 |
| Vapour density | 3.2 (vs air) |
| Vapour Pressure | 54 mm Hg ( 25 °C) |
| Index of Refraction | 1.4920 |
| InChIKey | IUBQJLUDMLPAGT-UHFFFAOYSA-N |
| SMILES | C[Si](C)(C)[N-][Si](C)(C)C.[K+] |
| Storage condition | Refrigerator |
Safety Information
| Symbol | GHS02, GHS05, GHS07, GHS08 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H225-H304-H314-H336-H361d-H373 |
| Supplemental HS | Reacts violently with water. |
| Precautionary Statements | P210-P261-P280-P301 + P310-P305 + P351 + P338-P310 |
| Personal Protective Equipment | Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | F:Flammable;C:Corrosive; |
| Risk Phrases | R11;R14;R34;R48/20;R63;R65;R67 |
| Safety Phrases | S26-S36/37/39-S45-S62-S43-S46-S16 |
| RIDADR | UN 3263 8/PG 3 |
| WGK Germany | 3 |
| Packaging Group | II |
| Hazard Class | 3 |
| HS Code | 2931900090 |
Customs
| HS Code | 2931900090 |
|---|---|
| Summary | 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0% |
Articles27
More Articles| Effect of concentration of trimethylchlorosilane (TMCS) and hexamethyldisilazane (HMDZ) silylating agents on surface free energy of silica aerogels. J. Colloid. Interface Sci. 356(1) , 298-302, (2011) The surface free energy of a solid determines its surface and interfacial behavior in processes like wetting and adhesion which is crucial for silica aerogels in case of organic liquid absorption and ... | |
| Europium bis(dimethylsilyl)amides including mixed-valent Eu3[N(SiHMe2)2]6[μ-N(SiHMe2)2]2. Dalton Trans. 43(46) , 17324-32, (2014) Trivalent Eu[N(SiHMe2)2]3(THF)2 can easily be synthesized by applying a routine salt metathesis protocol (EuCl3(THF)2 and 3 equiv. of Li[N(SiHMe2)2] in n-hexane) which crystallizes isotypically to its... | |
| A facile two-step dipping process based on two silica systems for a superhydrophobic surface. Chem. Commun. (Camb.) 47(38) , 10761-3, (2011) A silica microsphere suspension and a silica sol are employed in a two-step dipping process for the preparation of a superhydrophobic surface. It's not only a facile way to achieve the lotus effect, b... |
Synonyms
| Potassium 1,1,1,3,3,3-hexamethyldisilazan-2-ide |
| Potassium bis(trimethylsilyl)amide,0.7M |
| 1-SI-1&1&NK-SI-1&1&1 |
| Potassium bis(trimethylsilyl)amide |
| 1-SI-1&1&M-SI-1&1&1 &&K salt |
| MFCD00010330 |
| Potassium hexamethyldisilazide |
| EINECS 424-100-2 |
| potassium,bis(trimethylsilyl)azanide |
| Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-, potassium salt (1:1) |
